Aix

A flaw was found in the libxml2 library. This uncontrolled resource consumption vulnerability occurs when processing XML catalogs that contain repeated <nextCatalog> elements pointing to the same downstream catalog. [CVSS 2.9 LOW]

libxml2's xmlCatalogXMLResolveURI function is vulnerable to uncontrolled recursion when processing self-referencing delegate URI entries in XML catalogs, allowing remote attackers to trigger stack exhaustion and crash applications. This configuration-dependent denial of service requires specially crafted XML input but no authentication, affecting any application using the vulnerable library to parse untrusted catalogs. No patch is currently available.

A flaw was identified in the RelaxNG parser of libxml2 related to how external schema inclusions are handled. The parser does not enforce a limit on inclusion depth when resolving nested <include> directives. [CVSS 3.7 LOW]

IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 nimsh service SSL/TLS implementations could allow a remote attacker to execute arbitrary commands due to improper process controls. Rated critical severity (CVSS 9.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 NIM server (formerly known as NIM master) service (nimesis) could allow a remote attacker to execute arbitrary commands due to improper process. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 NIM server (formerly known as NIM master) service (nimesis) could allow a remote attacker to traverse directories on the system. Rated high severity (CVSS 8.2), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 stores NIM private keys used in NIM environments in an insecure way which is susceptible to unauthorized access by an attacker using man in the middle. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Use-after-free memory corruption in X.Org X server's Xkb extension allows local authenticated attackers to achieve high confidentiality impact, low integrity impact, and high availability impact (CVSS 7.3) through improper resource cleanup during client disconnection. The vulnerability affects Red Hat Enterprise Linux distributions with multiple security advisories released (RHSA-2025:19432 through RHSA-2025:22055). EPSS data not provided, but the local attack vector (AV:L) and low complexity (AC:L) indicate exploitation requires authenticated local access. No CISA KEV listing or public POC identified at time of analysis.

Local privilege escalation in X.Org X server's Xkb extension affects RHEL-family distributions, allowing authenticated users to corrupt memory or crash the X server via integer overflow in XkbSetCompatMap(). Attack requires local access with low-privilege credentials. EPSS data not available; no CISA KEV listing indicates targeted rather than widespread exploitation. Red Hat has released patches across multiple RHEL versions (RHSA-2025:19432 through RHSA-2025:22055).

IBM AIX 7.2, 7.3, IBM VIOS 3.1, and 4.1, when configured to use Kerberos network authentication, could allow a local user to write to files on the system with root privileges due to improper. Rated high severity (CVSS 7.4), this vulnerability is no authentication required. No vendor patch available.

A vulnerability was found in libxml2 up to 2.14.5. Rated medium severity (CVSS 4.8), this vulnerability is low attack complexity. No vendor patch available.

Local privilege escalation vulnerability in IBM AIX 7.3 and IBM VIOS 4.1.1's Perl implementation that allows non-privileged local users to execute arbitrary code through improper pathname neutralization (path traversal). With a CVSS score of 8.4 and no authentication requirement, this represents a critical risk for AIX environments where local user access exists. The vulnerability's active exploitation status and proof-of-concept availability would significantly elevate real-world risk.

IBM AIX 7.2 and 7.3 nimsh service SSL/TLS protection mechanisms could allow a remote attacker to execute arbitrary commands due to improper process controls. Rated critical severity (CVSS 9.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2 and 7.3 nimesis NIM master service could allow a remote attacker to execute arbitrary commands due to improper process controls. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, VIOS 3.1, and 4.1 could allow a non-privileged local user to exploit a vulnerability in the TCP/IP kernel extension to cause a denial of service. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, VIOS 3.1, and 4.1 could allow a non-privileged local user to exploit a vulnerability in the AIX perfstat kernel extension to cause a denial of service. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3 and VIOS 3.1 and 4.1 could allow a local user to execute arbitrary commands on the system due to improper neutralization of input. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX could 7.2, 7.3, VIOS 3.1, and VIOS 4.1 allow a non-privileged local user to exploit a vulnerability in the invscout command to execute arbitrary commands. Rated high severity (CVSS 8.4), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

IBM AIX's Unix domain (AIX 7.2, 7.3, VIOS 3.1, and VIOS 4.1) datagram socket implementation could potentially expose applications using Unix domain datagram sockets with SO_PEERID operation and may. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.3, VIOS 4.1's Perl implementation could allow a non-privileged local user to exploit a vulnerability to execute arbitrary commands. Rated high severity (CVSS 8.4), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the kernel to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the pmsvcs kernel extension to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the TCP/IP kernel extension to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the NFS kernel extension to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.2 and 7.3 could allow a non-privileged local user to exploit a vulnerability in the AIX SMB client to cause a denial of service. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in AIX windows to cause a denial of service. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a privileged local user to exploit a vulnerability in the qdaemon command to escalate privileges or cause a denial of service. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the piobe command to escalate privileges or cause a denial of service. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the piodmgrsu command to obtain elevated privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the invscout command to execute arbitrary commands. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX's 7.3 Python implementation could allow a non-privileged local user to exploit a vulnerability to cause a denial of service. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.2, 7.3, VIOS 3.1's OpenSSH implementation could allow a non-privileged local user to access files outside of those allowed due to improper access controls. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the invscout command to execute arbitrary commands. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX runtime services library to execute arbitrary commands. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1could allow a non-privileged local user to exploit a vulnerability in the AIX pfcdd kernel extension to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX perfstat kernel extension to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the rm_rlcache_file command to obtain root privileges. Rated high severity (CVSS 8.4), this vulnerability is no authentication required, low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1could allow a non-privileged local user to exploit a vulnerability in the AIX kernel to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. This Uncontrolled Resource Consumption vulnerability could allow attackers to cause denial of service by exhausting system resources.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1could allow a non-privileged local user to exploit a vulnerability in the AIX SMB client to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX NFS kernel extension to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX TCP/IP kernel extension to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1could allow a non-privileged local user to exploit a vulnerability in CAA to cause a denial of service. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. This Uncontrolled Resource Consumption vulnerability could allow attackers to cause denial of service by exhausting system resources.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1could allow a local user with elevated privileges to exploit a vulnerability in the lpd daemon to cause a denial of service. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the invscout command to obtain root privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX kernel to obtain root privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a local user to exploit a vulnerability in the lpd daemon to cause a denial of service. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged trusted host user to exploit a vulnerability in the nimsh daemon to cause a denial of service in the nimsh daemon on another trusted. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in CAA to cause a denial of service. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in EFS to expose sensitive information. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the libc.a library to expose sensitive information. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the AIX kernel to cause a denial of service. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the kernel to gain root privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a local user to exploit a vulnerability in the AIX kernel to cause a denial of service. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a local user to exploit a vulnerability in Korn Shell (ksh) to gain root privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a local user that is in the with elevated group privileges to cause a denial of service due to a vulnerability in the lpd daemon. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity.

IBM AIX 7.1 could allow a non-privileged local user to exploit a vulnerability in the trace facility to expose sensitive information or cause a denial of service. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity.

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a local user to exploit a vulnerability in the ksu user command to gain root privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.

IBM Power9 (AIX 7.1, 7.2, and VIOS 3.1) processors could allow a local user to obtain sensitive information from the data in the L1 cache under extenuating circumstances. Rated medium severity (CVSS 4.7).

IBM AIX 5.3, 6.1, 7.1, and 7.2 contains a vulnerability in the rmsock command that may be used to expose kernel memory. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

A software logic bug creates a vulnerability in an AIX 6.1, 7.1, and 7.2 daemon which could allow a user with root privileges on one system, to obtain root access on another machine. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

A flaw in the AIX 5.3, 6.1, 7.1, and 7.2 JRE/SDK installp and updatep packages prevented the java.security, java.policy and javaws.policy files from being updated correctly. Rated high severity (CVSS 7.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

IBM AIX 6.1, 7.1, and 7.2 could allow a local user to gain root privileges using a specially crafted command within the bellmail client. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available.

IBM AIX 7.1 and 7.2 allows a local user to open a file with a specially crafted argument that would crash the system. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.

IBM AIX 5.3, 6.1, 7.1, and 7.2 contains an unspecified vulnerability that would allow a locally authenticated user to obtain root level privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available.

IBM AIX 6.1, 7.1, and 7.2 could allow a local user to exploit a vulnerability in the bellmail binary to gain root privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

IBM AIX contains an unspecified vulnerability that would allow a locally authenticated user to obtain root level privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Directory traversal vulnerability in Eclipse Help in IBM Tivoli Lightweight Infrastructure (aka LWI), as used in AIX 5.3, 6.1, and 7.1, allows remote authenticated users to read arbitrary files via a. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

The mustendd driver in IBM AIX 5.3, 6.1, 7.1, and 7.2 and VIOS 2.2.x, when the jumbo_frames feature is not enabled, allows remote attackers to cause a denial of service (FC1763 or FC5899 adapter. Rated low severity (CVSS 3.7), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

IBM AIX 5.3, 6.1, 7.1, and 7.2 and VIOS 2.2.x do not default to the latest TLS version, which makes it easier for man-in-the-middle attackers to obtain sensitive information via unspecified vectors. Rated low severity (CVSS 3.7), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

netstat in IBM AIX 5.3, 6.1, and 7.1 and VIOS 2.2.x, when a fibre channel adapter is used, allows local users to gain privileges via unspecified vectors. Rated medium severity (CVSS 6.9). No vendor patch available.

lquerylv in cmdlvm in IBM AIX 5.3, 6.1, and 7.1 and VIOS 2.2.x allows local users to gain privileges via a crafted DBGCMD_LQUERYLV environment-variable value. Rated high severity (CVSS 7.2), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

The runtime linker in IBM AIX 6.1 and 7.1 and VIOS 2.2.x allows local users to create a mode-666 root-owned file, and consequently gain privileges, by setting crafted MALLOCOPTIONS and MALLOCBUCKETS. Rated high severity (CVSS 7.2), this vulnerability is low attack complexity. No vendor patch available.

libodm.a in IBM AIX 6.1 and 7.1, and VIOS 2.2.x, allows local users to overwrite arbitrary files via a symlink attack on a temporary file. Rated medium severity (CVSS 6.9). Public exploit code available and no vendor patch available.

The ptrace system call in IBM AIX 5.3, 6.1, and 7.1, and VIOS 2.2.x, allows local users to cause a denial of service (system crash) or obtain sensitive information from kernel memory via a crafted. Rated medium severity (CVSS 4.7). Public exploit code available and no vendor patch available.

ftpd in IBM AIX 7.1.1 before SP10 and 7.1.2 before SP5, when a Workload Partition (aka WPAR) for AIX 5.2 or 5.3 is used, allows remote authenticated users to bypass intended permission settings and. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Multiple buffer overflows in (1) mkque and (2) mkquedev in bos.rte.printers in IBM AIX 6.1 and 7.1 allow local users to gain privileges by leveraging printq group membership. Rated medium severity (CVSS 6.9). No vendor patch available.

Multiple unspecified vulnerabilities in the InfiniBand subsystem in IBM AIX 6.1 and 7.1, and VIOS 2.2.2.2-FP-26 SP-02, allow local users to gain privileges via vectors involving (1) arp.ib or (2). Rated high severity (CVSS 7.2), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

The TFTP client in IBM AIX 6.1 and 7.1, and VIOS 2.2.2.2-FP-26 SP-02, when RBAC is enabled, allows remote authenticated users to bypass intended file-ownership restrictions, and read or overwrite. Rated high severity (CVSS 8.5), this vulnerability is remotely exploitable. No vendor patch available.

The IPv6 implementation in the inet subsystem in IBM AIX 6.1 and 7.1, and VIOS 2.2.2.2-FP-26 SP-02, allows remote attackers to cause a denial of service (system hang) via a crafted packet to an IPv6. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable. No vendor patch available.

The FTP client in IBM AIX 6.1 and 7.1, and VIOS 2.2.1.4-FP-25 SP-02, does not properly manage privileges in an RBAC environment, which allows attackers to bypass intended file-read restrictions by. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

fuser in IBM AIX 6.1 and 7.1, and VIOS 2.2.1.4-FP-25 SP-02, does not properly restrict the -k option, which allows local users to kill arbitrary processes via a crafted command line. Rated low severity (CVSS 2.1), this vulnerability is low attack complexity.

The NFSv4 client implementation in IBM AIX 5.3, 6.1, and 7.1, and VIOS before 2.2.1.4-FP-25 SP-02, does not properly handle GID values, which allows remote attackers to cause a denial of service via. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

The kernel in IBM AIX 5.3, 6.1, and 7.1, and VIOS 2.2.1.4-FP-25 SP-02, does not properly implement the dupmsg system call, which allows local users to cause a denial of service (system crash) via a. Rated medium severity (CVSS 4.9), this vulnerability is low attack complexity. No vendor patch available.

The default configuration of sendmail in IBM AIX 6.1 and 7.1, and VIOS 2.2.1.4-FP-25 SP-02, allows local users to gain privileges by entering a command in a .forward file in a home directory. Rated high severity (CVSS 7.2), this vulnerability is low attack complexity. No vendor patch available.

libodm.a in IBM AIX 5.3, 6.1, and 7.1 allows local users to overwrite arbitrary files via a symlink attack on a temporary file. Rated medium severity (CVSS 6.9). Public exploit code available.

The socketpair function in IBM AIX 5.3, 6.1, and 7.1 and VIOS 2.2.1.4-FP-25 SP-02 allows local users to cause a denial of service (system crash) via a crafted application that leverages the presence. Rated medium severity (CVSS 4.9), this vulnerability is low attack complexity. No vendor patch available.

The getpwnam function in IBM AIX 5.3, 6.1, and 7.1 and VIOS 2.1.0.10 through 2.2.1.3 does not properly interact with customer-extended LDAP user filtering, which allows local users to gain privileges. Rated high severity (CVSS 7.2), this vulnerability is low attack complexity. No vendor patch available.

The TCP implementation in IBM AIX 5.3, 6.1, and 7.1, when the Large Send Offload option is enabled, allows remote attackers to cause a denial of service (assertion failure and panic) via an. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable.