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Status published
Unknown
CVE-2023-32233
In the Linux kernel through 6.3.1, a use-after-free in Netfilter...
Vulnerability Description
In the Linux kernel through 6.3.1, a use-after-free in Netfilter nf_tables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://www.openwall.com/lists/oss-security/2023/05/08/4
- https://github.com/torvalds/linux/commit/c1592a89942e9678f7d9c8030efa777c0d57edab
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c1592a89942e9678f7d9c8030efa777c0d57edab
- https://news.ycombinator.com/item?id=35879660
- https://bugzilla.redhat.com/show_bug.cgi?id=2196105
- https://www.debian.org/security/2023/dsa-5402
- http://www.openwall.com/lists/oss-security/2023/05/15/5
- https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html
- https://security.netapp.com/advisory/ntap-20230616-0002/
- http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
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Affected Vendor
Affected Software
Unknown
Vulnerable Versions:
Unknown
Timeline
Official Publish:
May 8th, 2023
Last Modified:
May 5th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.