CVE-2026-96279

Description

A malicious OCI registry can hardlink arbitrary host files into the extraction directory when a user installs or updates a Flatpak application from an OCI remote, allowing disclosure of arbitrary host file contents. For system-wide installs running as root, this includes sensitive files such as /etc/shadow.

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Produits concernés

• Red Hat Enterprise Linux 10
• Red Hat Enterprise Linux 7
• Red Hat Enterprise Linux 8
• Red Hat Enterprise Linux 9

Scores CVSS

Faiblesses (CWE)

• CWE-59

Références

• https://access.redhat.com/security/cve/CVE-2026-96279
• https://bugzilla.redhat.com/show_bug.cgi?id=2539417
• https://github.com/flatpak/flatpak/security/advisories/GHSA-9rww-v4mm-x4jg

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories