Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.19.1, < 6.6.128 |
References
- https://git.kernel.org/stable/c/6287eefaf21ec805d42f941bd368018cf397a7f5Patch
- https://git.kernel.org/stable/c/76cc4faba0343c6db945b8dc75425b33d633e1b8Patch
- https://git.kernel.org/stable/c/93e8e3ee165ae4609a1222b516b573837103d2c3Patch
- https://git.kernel.org/stable/c/ab6564f416a6eaf1199200b6100952407b438f7dPatch
- https://git.kernel.org/stable/c/c3c06e42e1527716c54f3ad2ced6a034b5f3a489Patch
FAQ
What is CVE-2026-43239?
CVE-2026-43239 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 upda...
How severe is CVE-2026-43239?
CVE-2026-43239 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-43239?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.