Heap-based Buffer Overflow Affecting mod_md-debugsource package, versions <1:2.0.8-8.module+el8.10.0+40053+5a18018e.2


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
2.69% (86th percentile)

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  • Snyk IDSNYK-ROCKY8-MODMDDEBUGSOURCE-18165068
  • published22 Jul 2026
  • disclosed8 Jun 2026

Introduced: 8 Jun 2026

CVE-2026-42536  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 mod_md-debugsource to version 1:2.0.8-8.module+el8.10.0+40053+5a18018e.2 or higher.
This issue was patched in RLSA-2026:42828.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mod_md-debugsource package and not the mod_md-debugsource package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with mod_xml2enc, xml2StartParse, and untrusted content

This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

Users are recommended to upgrade to version 2.4.68, which fixes the issue.

CVSS Base Scores

version 3.1