Vulnerability Description
A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. Addition and removal of rules from chain bindings within the same transaction causes leads to use-after-free. We recommend upgrading past commit f15f29fd4779be8a418b66e9d52979bb6d6c2325.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 10.0 |
| Linux | Linux Kernel | >= 5.9.0, < 5.10.198 |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSThird Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f1Patch
- https://kernel.dance/f15f29fd4779be8a418b66e9d52979bb6d6c2325PatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2024/01/msg00005.htmlMailing ListThird Party Advisory
- http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSThird Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f1Patch
- https://kernel.dance/f15f29fd4779be8a418b66e9d52979bb6d6c2325PatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2024/01/msg00005.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2023-5197?
CVE-2023-5197 is a vulnerability with a CVSS score of 7.8 (HIGH). A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. Addition and removal of rules from chain bindings within th...
How severe is CVE-2023-5197?
CVE-2023-5197 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-2023-5197?
Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Linux Linux Kernel.