SB2024070494 - Expired pointer dereference in Linux kernel netfilter
Published: July 4, 2024
Security Bulletin ID
SB2024070494
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Expired pointer dereference (CVE-ID: CVE-2024-26808)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a stale reference within the nf_tables_netdev_event() function in net/netfilter/nft_chain_filter.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/9489e214ea8f2a90345516016aa51f2db3a8cc2f
- https://git.kernel.org/stable/c/70f17b48c86622217a58d5099d29242fc9adac58
- https://git.kernel.org/stable/c/af149a46890e8285d1618bd68b8d159bdb87fdb3
- https://git.kernel.org/stable/c/e5888acbf1a3d8d021990ce6c6061fd5b2bb21b4
- https://git.kernel.org/stable/c/36a0a80f32209238469deb481967d777a3d539ee
- https://git.kernel.org/stable/c/01acb2e8666a6529697141a6017edbf206921913
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html