SB2025121097 - NULL pointer dereference in Linux kernel sw rxe driver
Published: December 10, 2025 Updated: December 12, 2025
Security Bulletin ID
SB2025121097
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-2022-50671)
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_destroy() 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/0d773c58d702f0a7c16ee8d69617fd2c28350795
- https://git.kernel.org/stable/c/3b8752f086eb6865cc3662ad13249b03024501e5
- https://git.kernel.org/stable/c/48cd7098e71735ccafa0b3cf27c53924f9cb5b2f
- https://git.kernel.org/stable/c/9c5dd6993c794703e74c6ba17ac78ca0211ef940
- https://git.kernel.org/stable/c/a625ca30eff806395175ebad3ac1399014bdb280
- https://git.kernel.org/stable/c/bb33fa65da77f5f02dbee6f25cebaeedfcd70028
- https://git.kernel.org/stable/c/cdce36a88def550773142a34ef727a830cad96a8
- https://git.kernel.org/stable/c/eca119693010032d6cc6e7e9b4fb2c363c7e12ce
- https://git.kernel.org/stable/c/f2f405af70e6f0419e718d23fa304798a5405c41
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.75