0.0
NA
CVE-2026-80531
xfs: avoid UAF on sc->tempip in xrep_tempfile_create
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.

INFO

Published Date :

Aug. 26, 2026, 3:17 p.m.

Last Modified :

Aug. 26, 2026, 3:17 p.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2026-80531 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Update the Linux kernel to resolve a use-after-free vulnerability in xfs file system.
  • Update the Linux kernel to the latest version.
  • Apply the specific patch for the xfs vulnerability.
  • Reboot the system after applying updates.
  • Verify the system integrity post-update.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-80531 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-80531 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-80531 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-80531 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Aug. 26, 2026

    Action Type Old Value New Value
    Added 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.
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/80xxx/CVE-2026-80531.json">CVE-2026-80531</a>
    Added Reference https://git.kernel.org/stable/c/08a20776ce33a2a52d856911e447c59424f0465a
    Added Reference https://git.kernel.org/stable/c/0c88e10d12de9ca7cbed1467bb1b52310101bff8
    Added Reference https://git.kernel.org/stable/c/96246a3200d32a43766152e56bc7ae2d93604d74
    Added Reference https://git.kernel.org/stable/c/cd1f876d1bc2e94f271e07c606cacd85b109108a
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.