High severity7.8NVD Advisory· Published Jul 25, 2026· Updated Aug 17, 2026
CVE-2026-64261
CVE-2026-64261
Description
In the Linux kernel, the following vulnerability has been resolved:
fuse-uring: Avoid use-after-free in fuse_uring_async_stop_queues
fuse_uring_async_stop_queues() might run when the last reference on ring->queue_refs was already dropped.
In order to avoid an early destruction a reference on struct fuse_conn is now taken before starting fuse_uring_async_stop_queues() and that reference is only released when that delayed work queue terminates.
Affected products
6- osv-coords4 versionspkg:apk/chainguard/linux-gcp-6.18pkg:apk/chainguard/linux-gcp-6.18-bootcpkg:linux/kernelpkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweed
< 6.18.44-r0+ 3 more
- (no CPE)range: < 6.18.44-r0
- (no CPE)range: < 6.18.44-r0
- (no CPE)range: >= 6.14.0, < 6.18.39
- (no CPE)range: < 7.1.7-1.1
Patches
Vulnerability mechanics
References
3News mentions
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