Bug 2429039 (CVE-2025-68791)

Summary: CVE-2025-68791 kernel: fuse: missing copy_finish in fuse-over-io-uring argument copies
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Version: unspecifiedKeywords: Security
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OS: Linux   
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Description OSIDB Bzimport 2026-01-13 16:02:32 UTC 
In the Linux kernel, the following vulnerability has been resolved:

fuse: missing copy_finish in fuse-over-io-uring argument copies

Fix a possible reference count leak of payload pages during
fuse argument copies.

[Joanne: simplified error cleanup]
Comment 1 Jon Moroney 2026-01-15 04:04:36 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026011304-CVE-2025-68791-e739@gregkh/T