CVE-2026-31785

Summary

In the Linux kernel, the following vulnerability has been resolved:

drm/xe/xe_pagefault: Disallow writes to read-only VMAs

The page fault handler should reject write/atomic access to read only VMAs. Add code to handle this in xe_pagefault_service after the VMA lookup.

v2:

  • Apply max line length (Matthew)

(cherry picked from commit 714ee6754ac5fa3dc078856a196a6b124cd797a0)

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxfb544b8445080c6488a58c01022550adc0873283 < b656f040ed4ed2074dfb78072745b41d44368be0affected
LinuxLinuxfb544b8445080c6488a58c01022550adc0873283 < 6d192b4f2d644d15d9a9f1d33dab05af936f6540affected
LinuxLinux6.19affected
LinuxLinux0 < 6.19unaffected
LinuxLinux6.19.12 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References