Unrated severityNVD Advisory· Published Jul 11, 2023· Updated Mar 5, 2025
Distros-[dirtyvma] privilege escalation via non-rcu-protected vma traversal
CVE-2023-3269
Description
A vulnerability exists in the memory management subsystem of the Linux kernel. The lock handling for accessing and updating virtual memory areas (VMAs) is incorrect, leading to use-after-free problems. This issue can be successfully exploited to execute arbitrary kernel code, escalate containers, and gain root privileges.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7cpe:/o:redhat:enterprise_linux:6+ 3 more
- cpe:/o:redhat:enterprise_linux:6
- cpe:/o:redhat:enterprise_linux:7
- cpe:/o:redhat:enterprise_linux:8
- cpe:/o:redhat:enterprise_linux:9
- Fedora/Fedorav5
Patches
Vulnerability mechanics
References
9- access.redhat.com/security/cve/CVE-2023-3269mitrevdb-entryx_refsource_REDHAT
- bugzilla.redhat.com/show_bug.cgimitreissue-trackingx_refsource_REDHAT
- seclists.org/fulldisclosure/2023/Jul/43mitre
- www.openwall.com/lists/oss-security/2023/07/28/1mitre
- www.openwall.com/lists/oss-security/2023/08/25/1mitre
- www.openwall.com/lists/oss-security/2023/08/25/4mitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U6AAA64CUPSMBW6XDTXPQJ3KQWYQ4K7L/mitre
- security.netapp.com/advisory/ntap-20230908-0001/mitre
- www.openwall.com/lists/oss-security/2023/07/05/1mitre
News mentions
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