CVE-2026-64260

linux: In the Linux kernel, the following vulnerability has been resolved: fuse-uring: Avoid queue->stopped races and set/r...

CVE-2026-64260 is fixed in 20 products on 1 platform, first by ALAS2023-2026-2045, released August 3, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0013
2nd percentile

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: Avoid queue->stopped races and set/read that value under lock There are several readers of queue->stopped that check the value under lock, but fuse_uring_commit_fetch() did not and actually the value was not set under the lock in fuse_uring_abort_end_requests() either. Especially in fuse_uring_commit_fetch it is important to check under a lock, because due to races 'struct fuse_req' might be freed with fuse_request_end, but another thread/cpu might already do teardown work.

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool6.18 · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
bpftool6.18-debuginfo · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel-livepatch-6.18.39-79.141 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18 · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-debuginfo · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-debuginfo-common-aarch64 · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-debuginfo-common-x86_64 · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-devel · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-headers · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-modules-extra · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-modules-extra-common · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-tools · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-tools-debuginfo · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
kernel6.18-tools-devel · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
linux · Debian 14 7.1.4-1 DEBIAN-CVE-2026-64260 Aug 7, 2026
microvm-kernel6.18 · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
perf6.18 · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
perf6.18-debuginfo · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
python3-perf6.18 · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026
python3-perf6.18-debuginfo · amzn 2023 1:6.18.39-79.141.amzn2023 ALAS2023-2026-2045 Aug 3, 2026

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