Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.1, < 6.1.37 |
| Fedoraproject | Fedora | 37 |
| Redhat | Enterprise Linux | 6.0 |
Related Weaknesses (CWE)
References
- http://seclists.org/fulldisclosure/2023/Jul/43Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/07/28/1Mailing List
- http://www.openwall.com/lists/oss-security/2023/08/25/1Mailing List
- http://www.openwall.com/lists/oss-security/2023/08/25/4Mailing List
- https://access.redhat.com/security/cve/CVE-2023-3269Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2215268Issue TrackingPatchThird Party Advisory
- https://lists.fedoraproject.org/archives/list/[email protected]Mailing ListThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230908-0001/Third Party Advisory
- https://www.openwall.com/lists/oss-security/2023/07/05/1Mailing List
- http://seclists.org/fulldisclosure/2023/Jul/43Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2023/07/28/1Mailing List
- http://www.openwall.com/lists/oss-security/2023/08/25/1Mailing List
- http://www.openwall.com/lists/oss-security/2023/08/25/4Mailing List
- https://access.redhat.com/security/cve/CVE-2023-3269Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2215268Issue TrackingPatchThird Party Advisory
FAQ
What is CVE-2023-3269?
CVE-2023-3269 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...
How severe is CVE-2023-3269?
CVE-2023-3269 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-3269?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Fedoraproject Fedora, Redhat Enterprise Linux.