SB2026052994 - Out-of-bounds read in Linux kernel amd amdkfd driver
Published: May 29, 2026
Security Bulletin ID
SB2026052994
CSH 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 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2026-46197)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to out-of-bounds read in the SVM ioctl handler when processing a user-controlled attribute count. A local user can supply a crafted ioctl request to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/045e0ff208f0838a246c10204105126611b267a1
- https://git.kernel.org/stable/c/6abd3a4417cb73a7d0db7e25bf11fae1074bdba3
- https://git.kernel.org/stable/c/91c6dc5a41695d02dfc6299f106ac38a6c493e52
- https://git.kernel.org/stable/c/ccd060b5c7cc75ae7e211c250b97c5b6272e7efc
- https://git.kernel.org/stable/c/db9530a9873a7c85d2266a922589ebcf427fa631