Vulnerability in Linux

CVE-2026-89792

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent out-of-bounds reads in share config responses Validate IPC share configuration payload sizes before consuming variable-length fields. Bound veto list parsing and account for the separator byte when deriving the path length.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

Affected products

  • Linux — versions 51a6c2af9d20203ddeeaf73314ba8854b38d01bd, 6.9, 76af689a45aa44714b46d1a7de4ffdf851ded896

References

Frequently asked questions

What is CVE-2026-89792?
CVE-2026-89792 is a high-severity vulnerability in Linux. CVSS score: 7.1/10. Published 2026-09-16.
How severe is CVE-2026-89792?
High severity. CVSS v3 base score is 7.1 out of 10.