CVE-2026-43396 PUBLISHED

drm/xe/sync: Fix user fence leak on alloc failure

Assigner: Linux
Reserved: 01.05.2026 Published: 08.05.2026 Updated: 08.05.2026

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

drm/xe/sync: Fix user fence leak on alloc failure

When dma_fence_chain_alloc() fails, properly release the user fence reference to prevent a memory leak.

(cherry picked from commit a5d5634cde48a9fcd68c8504aa07f89f175074a0)

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 0995c2fc39b0f998d40f5d276f67ae22fc1c37c3 to 05edc78eb4699e8e000a62aaa8dace50a17e19e3 (excl.)
  • affected from 0995c2fc39b0f998d40f5d276f67ae22fc1c37c3 to f8f90b33934b307f6e4599b9fae38aa1ee5441a7 (excl.)
  • affected from 0995c2fc39b0f998d40f5d276f67ae22fc1c37c3 to 0879c3f04f67e2a1677c25dcc24669ce21eb6a6c (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 6.18 is affected
  • unaffected from 0 to 6.18 (excl.)
  • unaffected from 6.18.20 to 6.18.* (incl.)
  • unaffected from 6.19.9 to 6.19.* (incl.)
  • unaffected from 7.0 to * (incl.)

References