SB2024071347 - NULL pointer dereference in Linux kernel ipv6
Published: July 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071347
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-2024-40957)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the input_action_end_dx6() and input_action_end_dx4() functions in net/ipv6/seg6_local.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/af90e3d73dc45778767b2fb6e7edd57ebe34380d
- https://git.kernel.org/stable/c/ec4d970b597ee5e17b0d8d73b7875197ce9a04d4
- https://git.kernel.org/stable/c/d62df86c172033679d744f07d89e93e367dd11f6
- https://git.kernel.org/stable/c/561475d53aa7e4511ee7cdba8728ded81cf1db1c
- https://git.kernel.org/stable/c/9a3bc8d16e0aacd65c31aaf23a2bced3288a7779
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.162
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.96
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.36