High severity8.8NVD Advisory· Published May 6, 2026· Updated Jun 17, 2026
CVE-2026-43239
CVE-2026-43239
Description
In the Linux kernel, the following vulnerability has been resolved:
smb: client: prevent races in ->query_interfaces()
It was possible for two query interface works to be concurrently trying to update the interfaces.
Prevent this by checking and updating iface_last_update under iface_lock.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 7 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=5.19.1,<6.6.128
- cpe:2.3:o:linux:linux_kernel:5.19:-:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc6:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc7:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.19:rc8:*:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
5- git.kernel.org/stable/c/6287eefaf21ec805d42f941bd368018cf397a7f5nvdPatch
- git.kernel.org/stable/c/76cc4faba0343c6db945b8dc75425b33d633e1b8nvdPatch
- git.kernel.org/stable/c/93e8e3ee165ae4609a1222b516b573837103d2c3nvdPatch
- git.kernel.org/stable/c/ab6564f416a6eaf1199200b6100952407b438f7dnvdPatch
- git.kernel.org/stable/c/c3c06e42e1527716c54f3ad2ced6a034b5f3a489nvdPatch
News mentions
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