What is CVE-2026-43350?

CVE-2026-43350 is a high-severity vulnerability in Linux. CVSS score: 7.6/10. Published 2026-05-08.

How severe is CVE-2026-43350?

High severity. CVSS v3 base score is 7.6 out of 10.

Vulnerability in Linux

CVE-2026-43350

In the Linux kernel, the following vulnerability has been resolved: smb: client: require a full NFS mode SID before reading mode bits parse_dacl() treats an ACE SID matching sid_unix_NFS_mode as an NFS mode SID and reads sid.sub_auth[2]…

EPSS: 0.000 (14.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H.

Affected products

Linux — versions 6.6.136, 6.12.84, 7.1-rc1
Linux Linux_kernel

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67

Frequently asked questions

What is CVE-2026-43350?: CVE-2026-43350 is a high-severity vulnerability in Linux. CVSS score: 7.6/10. Published 2026-05-08.
How severe is CVE-2026-43350?: High severity. CVSS v3 base score is 7.6 out of 10.