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CVE-2026-43239

smb: client: prevent races in ->query_interfaces() PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected aa45dadd34e44fcd6a9df4b395bee5b5633b4cec before 93e8e3ee165ae4609a1222b516b573837103d2c3; affected aa45dadd34e44fcd6a9df4b395bee5b5633b4cec before ab6564f416a6eaf1199200b6100952407b438f7d; affected aa45dadd34e44fcd6a9df4b395bee5b5633b4cec before 6287eefaf21ec805d42f941bd368018cf397a7f5; affected aa45dadd34e44fcd6a9df4b395bee5b5633b4cec before 76cc4faba0343c6db945b8dc75425b33d633e1b8; affected aa45dadd34e44fcd6a9df4b395bee5b5633b4cec before c3c06e42e1527716c54f3ad2ced6a034b5f3a489
Linux / Linuxaffected 5.19; unaffected 0 before 5.19; unaffected 6.6.128 through 6.6.*; unaffected 6.12.75 through 6.12.*; unaffected 6.18.16 through 6.18.*; unaffected 6.19.6 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.