CVE-2026-46235
MEDIUM severity · CVSS 5.5 · CWE-476
5.5CVSS MEDIUM
Summary
In the Linux kernel, the following vulnerability has been resolved: media: saa7164: add ioremap return checks and cleanups Add checks for ioremap return values in saa7164_dev_setup(). If ioremap for BAR0 or BAR2 fails, release the already allocated PCI memory regions, remove the device from the global list, decrement the device count, and return -ENODEV. This prevents potential null pointer dereferences and ensures proper cleanup on memory mapping failures.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/23dee5990d2c27ed79567fd61ccfe6876768531a ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/23dee5990d2c27ed79567fd61ccfe6876768531aPatch
- https://git.kernel.org/stable/c/3ce8f3057c51bb0a66aa3fab0862be74e9f88684Patch
- https://git.kernel.org/stable/c/6047dc542fa404b5c187cc2c7906aaaaec6d11edPatch
- https://git.kernel.org/stable/c/6c22a6d8e4c1507bba504aeebe80476144a373ebPatch
- https://git.kernel.org/stable/c/a9b83f46e52cf1239d780920d1a7a3e415f7b5d9Patch
- https://git.kernel.org/stable/c/d51c60a498e83c9a79884c8e420f97e3885c9583Patch