SB2026062976 - NULL pointer dereference in Linux kernel intel ice driver
Published: June 29, 2026
Security Bulletin ID
SB2026062976
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) NULL pointer dereference (CVE-ID: CVE-2026-53289)
CWE-ID: CWE-476 - NULL Pointer Dereference
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 a NULL pointer dereference in ice_reset_all_vfs() when handling a failed VSI rebuild during VF reset processing. A local user can trigger a failed VSI rebuild state and cause a denial of service.
The issue can occur during NVM firmware update while the firmware is in a transitional state and Admin Queue commands fail.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1e9185b13ce57b86844447e092e58abb3be849b1
- https://git.kernel.org/stable/c/3ad2471e61e9f0c4d25046d08e3d747501c3b0dd
- https://git.kernel.org/stable/c/429024f3a407e4137aee825c2a6be0aba857937d
- https://git.kernel.org/stable/c/4c2ac52eeeb672624b06c7a135301d7b8a21d52e
- https://git.kernel.org/stable/c/54ef02487914c24170c7e1c061e45212dc55365e
- https://git.kernel.org/stable/c/acc76b97902757b63ba5136f787d107647236a19