CWE-195

Signed to Unsigned Conversion Error

4 CVEs Avg CVSS 6.4 MITRE
0
CRITICAL
2
HIGH
2
MEDIUM
0
LOW
1
POC
0
KEV

Monthly

CVE-2026-26981 MEDIUM POC PATCH GHSA This Month

OpenEXR versions 3.3.0-3.3.6 and 3.4.0-3.4.4 are vulnerable to a heap buffer overflow in file parsing due to improper integer handling when processing malformed EXR files, allowing attackers to trigger a denial of service through memory-mapped streams. Public exploit code exists for this vulnerability. Patched versions 3.3.7 and 3.4.5 are available.

Buffer Overflow Openexr Redhat Suse
NVD GitHub
CVSS 3.1
6.5
EPSS
0.0%
CVE-2025-65495 HIGH PATCH This Month

Integer signedness error in tls_verify_call_back() in src/coap_openssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted TLS certificate that causes. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Denial Of Service Libcoap Suse
NVD GitHub
CVSS 3.1
7.5
EPSS
0.2%
CVE-2025-30646 HIGH This Week

A Signed to Unsigned Conversion Error vulnerability in the Layer 2 Control Protocol daemon (l2cpd) of Juniper Networks Junos OS and Juniper Networks Junos OS Evolved allows an unauthenticated. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Juniper Denial Of Service Junos Junos Os Evolved
NVD
CVSS 4.0
7.1
EPSS
0.1%
CVE-2025-24792 MEDIUM Monitor

Snowflake PHP PDO Driver is a driver that uses the PHP Data Objects (PDO) extension to connect to the Snowflake database. Rated medium severity (CVSS 4.4). No vendor patch available.

Denial Of Service PHP
NVD GitHub
CVSS 3.1
4.4
EPSS
0.1%
CVE-2026-26981
EPSS 0% CVSS 6.5
MEDIUM POC PATCH This Month

OpenEXR versions 3.3.0-3.3.6 and 3.4.0-3.4.4 are vulnerable to a heap buffer overflow in file parsing due to improper integer handling when processing malformed EXR files, allowing attackers to trigger a denial of service through memory-mapped streams. Public exploit code exists for this vulnerability. Patched versions 3.3.7 and 3.4.5 are available.

Buffer Overflow Openexr Redhat +1
NVD GitHub
CVE-2025-65495
EPSS 0% CVSS 7.5
HIGH PATCH This Month

Integer signedness error in tls_verify_call_back() in src/coap_openssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted TLS certificate that causes. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Denial Of Service Libcoap Suse
NVD GitHub
CVE-2025-30646
EPSS 0% CVSS 7.1
HIGH This Week

A Signed to Unsigned Conversion Error vulnerability in the Layer 2 Control Protocol daemon (l2cpd) of Juniper Networks Junos OS and Juniper Networks Junos OS Evolved allows an unauthenticated. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Juniper Denial Of Service Junos +1
NVD
CVE-2025-24792
EPSS 0% CVSS 4.4
MEDIUM Monitor

Snowflake PHP PDO Driver is a driver that uses the PHP Data Objects (PDO) extension to connect to the Snowflake database. Rated medium severity (CVSS 4.4). No vendor patch available.

Denial Of Service PHP
NVD GitHub

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