SB2026061070 - NULL pointer dereference in Linux kernel spi driver
Published: June 10, 2026
Security Bulletin ID
SB2026061070
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-2026-46296)
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 the s3c64xx spi driver remove() path when unbinding the driver. A local user can trigger driver unbind to cause a denial of service.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1108b8722b9ff0cdd3e8aa18d98244fcd93b6760
- https://git.kernel.org/stable/c/1b66f16a571a10ba8889ac471755c8af9c5b9266
- https://git.kernel.org/stable/c/22788b1a8611380b141e09a8896702e32d164238
- https://git.kernel.org/stable/c/323a258f4b1916b5a3098618e036e033b2f2317f
- https://git.kernel.org/stable/c/45daacbead8a009844bd5dba6cfa731332184d17