CVE-2025-21995
drm/sched: Fix fence reference count leak
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
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]
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Apr 3, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
2fdb8a8f07c2f1353770a324fd19b8114e4329ac < c76bd3c99293834de7d1dca5de536616d5655e38 2fdb8a8f07c2f1353770a324fd19b8114e4329ac < 1135a9431160575466ea9ac37ebd756ecbe35fff 2fdb8a8f07c2f1353770a324fd19b8114e4329ac < 35399c84dcedd6d31448fb9e1336ef52673f2882 2fdb8a8f07c2f1353770a324fd19b8114e4329ac < a952f1ab696873be124e31ce5ef964d36bce817f
Linux / Linux
6.2
References
git.kernel.org: https://git.kernel.org/stable/c/c76bd3c99293834de7d1dca5de536616d5655e38 git.kernel.org: https://git.kernel.org/stable/c/1135a9431160575466ea9ac37ebd756ecbe35fff git.kernel.org: https://git.kernel.org/stable/c/35399c84dcedd6d31448fb9e1336ef52673f2882 git.kernel.org: https://git.kernel.org/stable/c/a952f1ab696873be124e31ce5ef964d36bce817f