RLSA-2026:80496

Security

Mirrored from RHSA-2026:80496

Issued at: 2026-10-13

Updated at: 2026-10-14

Advisory content derived from Red Hat RHSA-2026:80496, © Red Hat, Inc., used under CC BY 4.0, with modifications.

Synopsis

Important: flatpak-builder security update

Description

Flatpak-builder is a tool for building flatpaks from sources.

Security Fix(es):

* flatpak-builder: Host code execution via `git am` hook execution in patch source extraction (`use-git-am`) (CVE-2026-86320)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected products

Rocky Linux 9 aarch64

Rocky Linux 9 ppc64le

Rocky Linux 9 s390x

Rocky Linux 9 x86_64

Fixes

2471023

CVEs

CVE-2026-86320

Affected packages

Rocky Linux 9 aarch64 - AppStream

flatpak-builder-0:1.2.3-1.el9_8.1.aarch64.rpm

flatpak-builder-0:1.2.3-1.el9_8.1.src.rpm

flatpak-builder-debuginfo-0:1.2.3-1.el9_8.1.aarch64.rpm

flatpak-builder-debugsource-0:1.2.3-1.el9_8.1.aarch64.rpm

Rocky Linux 9 ppc64le - AppStream

flatpak-builder-0:1.2.3-1.el9_8.1.ppc64le.rpm

flatpak-builder-0:1.2.3-1.el9_8.1.src.rpm

flatpak-builder-debuginfo-0:1.2.3-1.el9_8.1.ppc64le.rpm

flatpak-builder-debugsource-0:1.2.3-1.el9_8.1.ppc64le.rpm

Rocky Linux 9 s390x - AppStream

flatpak-builder-0:1.2.3-1.el9_8.1.s390x.rpm

flatpak-builder-0:1.2.3-1.el9_8.1.src.rpm

flatpak-builder-debuginfo-0:1.2.3-1.el9_8.1.s390x.rpm

flatpak-builder-debugsource-0:1.2.3-1.el9_8.1.s390x.rpm

Rocky Linux 9 x86_64 - AppStream

flatpak-builder-0:1.2.3-1.el9_8.1.src.rpm

flatpak-builder-0:1.2.3-1.el9_8.1.x86_64.rpm

flatpak-builder-debuginfo-0:1.2.3-1.el9_8.1.x86_64.rpm

flatpak-builder-debugsource-0:1.2.3-1.el9_8.1.x86_64.rpm