SB20251230233 - NULL pointer dereference in Linux kernel sw rxe driver
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230233
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-2022-50885)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the rxe_qp_do_cleanup() function in drivers/infiniband/sw/rxe/rxe_qp.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/5b924632d84a60bc0c7fe6e9bbbce99d03908957
- https://git.kernel.org/stable/c/6bb5a62bfd624039b05157745c234068508393a9
- https://git.kernel.org/stable/c/7340ca9f782be6fbe3f64a134dc112772764f766
- https://git.kernel.org/stable/c/821f9a18210f6b9fd6792471714c799607b25db4
- https://git.kernel.org/stable/c/bd7106a6004f1077a365ca7f5a99c7a708e20714
- https://git.kernel.org/stable/c/ee24de095569935eba600f7735e8e8ddea5b418e
- https://git.kernel.org/stable/c/f64f08b9e6fb305a25dd75329e06ae342b9ce336
- https://git.kernel.org/stable/c/f67376d801499f4fa0838c18c1efcad8840e550d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.303
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.270
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.229
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2