CVE-2025-71124

Medium

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: move preempt_prepare_postamble after error check Move the call to preempt_prepare_postamble() after verifying that preempt_postamble_ptr is valid. If preempt_postamble_ptr is NULL, dereferencing it in preempt_prepare_postamble() would lead to a crash. This change avoids calling the preparation function when the postamble allocation has failed, preventing potential NULL pointer dereference and ensuring proper error handling. Patchwork: https://patchwork.freedesktop.org/patch/687659/

SeverityMedium
CVSS5.5
Exploit probability—
ProductLinux Kernel
PublishedJan 14, 2026
First seenJan 14, 2026

How to fix

Update
  • linux linux_kernel6.18.3 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel6.13.1 ≤ v < 6.18.3, 6.13, 6.196.18.3

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