CVE-2026-98522
kernel: drm/imagination: Propagate map failures correctly from pvr_mmu_map_sgl()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 18, 2026
Updated · October 20, 2026
Description
A flaw was found in the Linux kernel's Imagination PowerVR GPU driver. This vulnerability allows a local user to cause a Denial of Service (DoS) by crashing the system. The issue occurs when the driver fails to properly return an error code after a memory mapping failure, allowing execution to continue on an invalid state. A local user can trigger this flaw through memory mapping operations, resulting in a null pointer dereference and a kernel crash.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference