SB2024091882 - NULL pointer dereference in Linux kernel ipv4
Published: September 18, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024091882
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) NULL pointer dereference (CVE-ID: CVE-2024-46763)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the fou_from_sock(), fou_gro_receive(), fou_gro_complete() and gue_gro_receive() functions in net/ipv4/fou.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/231c235d2f7a66f018f172e26ffd47c363f244ef
- https://git.kernel.org/stable/c/4494bccb52ffda22ce5a1163a776d970e6229e08
- https://git.kernel.org/stable/c/d7567f098f54cb53ee3cee1c82e3d0ed9698b6b3
- https://git.kernel.org/stable/c/1df42be305fe478ded1ee0c1d775f4ece713483b
- https://git.kernel.org/stable/c/c46cd6aaca81040deaea3500ba75126963294bd9
- https://git.kernel.org/stable/c/7e4196935069947d8b70b09c1660b67b067e75cb
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.226
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.167
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.110
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.51