SB20251230234 - NULL pointer dereference in Linux kernel gpu drm driver
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230234
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-2022-50884)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the drm_copy_field() function in drivers/gpu/drm/drm_ioctl.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/2d6708ea5c2033ff53267feff1876a717689989f
- https://git.kernel.org/stable/c/6cf5e9356b2d856403ee480f987f3ea64dbf8d8c
- https://git.kernel.org/stable/c/8052612b9d08048ebbebcb572894670b4ac07d2f
- https://git.kernel.org/stable/c/c28a8082b25ce4ec94999e10a30c50d20bd44a25
- https://git.kernel.org/stable/c/ca163e389f0ae096a4e1e19f0a95e60ed80b4e31
- https://git.kernel.org/stable/c/cdde55f97298e5bb9af6d41c9303a3ec545a370e
- https://git.kernel.org/stable/c/d213914386a0ede76a4549b41de30192fb92c595
- https://git.kernel.org/stable/c/ee9885cd936aad88f84d0cf90bf9a70e83e42a97
- https://git.kernel.org/stable/c/f6ee30407e883042482ad4ad30da5eaba47872ee
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.296
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.262
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.331
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.150
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.75
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.220
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1