Out-of-bounds Write Affecting mod_ldap package, versions <0:2.4.69-1.amzn2.0.3


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.88% (58th percentile)

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  • Snyk IDSNYK-AMZN2-MODLDAP-20847953
  • published13 Oct 2026
  • disclosed1 Oct 2026

Introduced: 1 Oct 2026

NewCVE-2026-63292  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 mod_ldap to version 0:2.4.69-1.amzn2.0.3 or higher.
This issue was patched in ALAS2-2026-3990.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mod_ldap package and not the mod_ldap package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

Stack-based buffer overflow in mod_vhost_alias in Apache Software Foundation Apache HTTP Server through 2.4.68 on all platforms allows a remote client to cause a denial of service or potentially execute arbitrary code via an HTTP request with a Host header exceeding 8192 bytes when VirtualDocumentRoot uses a hostname format specifier and LimitRequestFieldSize is raised above the default.

Users are recommended to upgrade to version 2.4.69, which fixes this issue.

CVSS Base Scores

version 3.1