EUVD-2026-75898
GHSA-m7ff-3hm8-6qxh
Severity by source
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
PKCS#7 parsing typically occurs on network-supplied data without authentication; memory access error yields crash (A:H) and potential info leak (C:L); integrity impact not established.
Primary rating from Vendor (vendor:ubuntu).
CVSS VectorVendor: vendor:ubuntu
Lifecycle Timeline
3DescriptionCVE.org
Undefined Memory Access When Handling PKCS#7 Containers
AnalysisAI
Undefined memory access in PKCS#7 container parsing affects an Ubuntu-packaged cryptographic library, potentially enabling denial of service or information disclosure when processing malformed PKCS#7 input. The specific library (OpenSSL, GnuTLS, NSS, or Linux kernel PKCS#7 module) is not identified in available data. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The specific exploitation conditions cannot be confirmed from available data - no CVSS vector, CWE, or affected package name is provided. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Risk quantification is severely limited by data sparsity. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | No patch version has been identified at time of analysis. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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