Missing Release of Resource after Effective Lifetime Affecting tomcat11-el-6.0-api package, versions <1:11.0.26-1.amzn2023.0.1


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.32% (23rd percentile)

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  • Snyk IDSNYK-AMZN2023-TOMCAT11EL60API-20849540
  • published13 Oct 2026
  • disclosed23 Sept 2026

Introduced: 23 Sep 2026

NewCVE-2026-79677  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 tomcat11-el-6.0-api to version 1:11.0.26-1.amzn2023.0.1 or higher.
This issue was patched in ALAS2023-2026-3151.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat11-el-6.0-api package and not the tomcat11-el-6.0-api package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

Missing release of resource after effective lifetime, Comparison using wrong factors vulnerability in Apache Tomcat allows a denial of service as a result of lost time outs for asynchronous WebSocket writes.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0.M1 through 9.0.121.

The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100, from 7.0.43 through 7.0.109. Other unsupported versions may also be affected.

Users are recommended to upgrade to version 11.0.26, 10.1.60 or 9.0.122, which fix the issue.

CVSS Base Scores

version 3.1