CVE-2023-5197

HIGH

Linux Kernel 5.9.0-5.10.198 - Use-After-Free in netfilter nf_tables

Title source: llm

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.

References (4)

Core 4

Core References

Third Party Advisory

http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html

Patch, Vendor Advisory

https://kernel.dance/f15f29fd4779be8a418b66e9d52979bb6d6c2325

Mailing List, Third Party Advisory

https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html

Patch patch

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f15f29fd4779be8a418b66e9d52979bb6d6c2325

Scores

CVSS v3 7.8

EPSS 0.0006

EPSS Percentile 18.1%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-416

Status published

Products (2)

debian/debian_linux 10.0

linux/linux_kernel 5.9.0 - 5.10.198

Published Sep 27, 2023

Tracked Since Feb 18, 2026