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 3.1

7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-25)

Published

2026-09-16

Modified

2026-10-19

Record from

the NVD, synced 2026-10-19

References

• https://git.kernel.org/stable/c/0127f1c119bde40578f4d25f5d17333b4e75de8c
• https://git.kernel.org/stable/c/61a8d06600c8c397f9a7e01940479d4c94a82f5f
• https://git.kernel.org/stable/c/cd2bcee450bc94770be56c0b896c1a1dc6838bd8
• https://git.kernel.org/stable/c/df8aa4a09733c4d3974b1db32c1782b3aad3a151
• https://git.kernel.org/stable/c/f25e93768fcc5d8287e50b1ec52a42e4c276df34

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