CVE-2025-21995

Description

In the Linux kernel, the following vulnerability has been resolved: drm/sched: Fix fence reference count leak The last_scheduled fence leaks when an entity is being killed and adding the cleanup callback fails. Decrement the reference count of prev when dma_fence_add_callback() fails, ensuring proper balance. [phasta: add git tag info for stable kernel]

Reserved 2024-12-29 | Published 2025-04-03 | Updated 2025-05-04 | Assigner Linux

Product status

Default status
unaffected

2fdb8a8f07c2f1353770a324fd19b8114e4329ac before c76bd3c99293834de7d1dca5de536616d5655e38
affected

2fdb8a8f07c2f1353770a324fd19b8114e4329ac before 1135a9431160575466ea9ac37ebd756ecbe35fff
affected

2fdb8a8f07c2f1353770a324fd19b8114e4329ac before 35399c84dcedd6d31448fb9e1336ef52673f2882
affected

2fdb8a8f07c2f1353770a324fd19b8114e4329ac before a952f1ab696873be124e31ce5ef964d36bce817f
affected

Default status
affected

6.2
affected

Any version before 6.2
unaffected

6.6.85
unaffected

6.12.21
unaffected

6.13.9
unaffected

6.14
unaffected

References

git.kernel.org/...c/c76bd3c99293834de7d1dca5de536616d5655e38

git.kernel.org/...c/1135a9431160575466ea9ac37ebd756ecbe35fff

git.kernel.org/...c/35399c84dcedd6d31448fb9e1336ef52673f2882

git.kernel.org/...c/a952f1ab696873be124e31ce5ef964d36bce817f

cve.org (CVE-2025-21995)

nvd.nist.gov (CVE-2025-21995)

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