Time-of-check Time-of-use (TOCTOU) Affecting tomcat10 package, versions <0:10.1.61-0.1.hum1


Severity

Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.16% (5th percentile)

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  • Snyk IDSNYK-RHEL10-TOMCAT10-21339694
  • published21 Oct 2026
  • disclosed20 Oct 2026

Introduced: 20 Oct 2026

NewCVE-2026-80353  (opens in a new tab)
CWE-367  (opens in a new tab)

How to fix?

Upgrade RHEL:10 tomcat10 to version 0:10.1.61-0.1.hum1 or higher.
This issue was patched in RHSA-2026:85926.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat10 package and not the tomcat10 package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

Time-of-check time-of-use (TOCTOU) race condition vulnerability in Apache Tomcat when creating unix domain sockets for the APR/Native connector allows an unauthorised local user to access the unix domain socket. The fix for CVE-2026-65183 only addressed the NIO connector. It did not address the same issue in the APR/Native connector.

This issue affects Apache Tomcat: from 9.0.47 through 9.0.122.

Users are recommended to upgrade to version 9.0.123, which fixes the issue.

CVSS Base Scores

version 3.1