Amazon Linux 2 (EOS) Security Advisory: ALAS2-2026-4010
Advisory Released Date: 2026-10-24
Advisory Updated Date: 2026-10-26
Severity:
Important
Issue Overview:
GHSA-5pww-8rfg-9crf: RFC 2231 filename* parameter bypasses multipart filename rules (CVE-2026-104269)
Affected Packages:
mod_security
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update mod_security or yum update --advisory ALAS2-2026-4010 to update your system.
New Packages:
aarch64:
mod_security-2.9.15-1.amzn2.0.1.aarch64
mod_security-mlogc-2.9.15-1.amzn2.0.1.aarch64
mod_security-debuginfo-2.9.15-1.amzn2.0.1.aarch64
i686:
mod_security-2.9.15-1.amzn2.0.1.i686
mod_security-mlogc-2.9.15-1.amzn2.0.1.i686
mod_security-debuginfo-2.9.15-1.amzn2.0.1.i686
src:
mod_security-2.9.15-1.amzn2.0.1.src
x86_64:
mod_security-2.9.15-1.amzn2.0.1.x86_64
mod_security-mlogc-2.9.15-1.amzn2.0.1.x86_64
mod_security-debuginfo-2.9.15-1.amzn2.0.1.x86_64