What’s Vulnerable › Vulnerabilities

CVE-2025-22043: ksmbd: add bounds check for durable handle context

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-16 · updated 2026-07-30

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add bounds check for durable handle context Add missing bounds check for durable handle context.

Affected products

• Linux kernel: from 5.15 before 6.6.87; from 6.7 before 6.12.23; from 6.13 before 6.13.11; from 6.14 before 6.14.2 — fixed in 6.12.23, 6.13.11, 6.14.2, 6.6.87

How to fix

Upgrade to a fixed version: Linux kernel 6.12.23, 6.13.11, 6.14.2, 6.6.87. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1107b9ed92194603593c51829a3887812ae9e806
• https://git.kernel.org/stable/c/29b946714d6aa77de54c71243bba39469ac43ef2
• https://git.kernel.org/stable/c/542027e123fc0bfd61dd59e21ae0ee4ef2101b29
• https://git.kernel.org/stable/c/8d4848c45943c9cf5e86142fd7347efa97f497db
• https://git.kernel.org/stable/c/f0db3d9d416e332a0d6f045a1509539d3a4cd898

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