SB2024071346 - NULL pointer dereference in Linux kernel ipv6
Published: July 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071346
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-2024-40959)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the xfrm6_get_saddr() function in net/ipv6/xfrm6_policy.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/c71761292d4d002a8eccb57b86792c4e3b3eb3c7
- https://git.kernel.org/stable/c/caf0bec84c62fb1cf6f7c9f0e8c857c87f8adbc3
- https://git.kernel.org/stable/c/20427b85781aca0ad072851f6907a3d4b2fed8d1
- https://git.kernel.org/stable/c/9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08
- https://git.kernel.org/stable/c/83c02fb2cc0afee5bb53cddf3f34f045f654ad6a
- https://git.kernel.org/stable/c/f897d7171652fcfc76d042bfec798b010ee89e41
- https://git.kernel.org/stable/c/600a62b4232ac027f788c3ca395bc2333adeaacf
- https://git.kernel.org/stable/c/d46401052c2d5614da8efea5788532f0401cb164
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.317
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.221
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.162
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.279
- 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