SB20251226175 - Out-of-bounds read in Linux kernel sw siw driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226175
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) Out-of-bounds read (CVE-ID: CVE-2022-50736)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the siw_copy_inline_sgl() function in drivers/infiniband/sw/siw/siw_verbs.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/355d2eca68c10d713a42f68e62044b3d1c300471
- https://git.kernel.org/stable/c/6af043089d3f1210776d19b6fdabea610d4c7699
- https://git.kernel.org/stable/c/75af03fdf35acf15a3977f7115f6b8d10dff4bc7
- https://git.kernel.org/stable/c/bdf1da5df9da680589a7f74448dd0a94dd3e1446
- https://git.kernel.org/stable/c/f3d26a8589dfdeff328779b511f71fb90b10005e
- https://git.kernel.org/stable/c/f8d8fbd3b6d6cc3f25790cca5cffe8ded512fef6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86