Fedora alert FEDORA-2026-4e0490640f (fuse-overlayfs)
| From: | updates--- via package-announce <package-announce@lists.fedoraproject.org> | |
| To: | package-announce@lists.fedoraproject.org | |
| Subject: | [SECURITY] Fedora 44 Update: fuse-overlayfs-1.17-1.fc44 | |
| Date: | Sat, 01 Aug 2026 00:54:56 +0000 | |
| Message-ID: | <20260801005456.E517F7B142@bastion01.rdu3.fedoraproject.org> | |
| Archive-link: | Article |
-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-4e0490640f 2026-08-01 00:52:45.340703+00:00 -------------------------------------------------------------------------------- Name : fuse-overlayfs Product : Fedora 44 Version : 1.17 Release : 1.fc44 URL : https://github.com/containers/fuse-overlayfs Summary : FUSE overlay+shiftfs implementation for rootless containers Description : FUSE overlay+shiftfs implementation for rootless containers. -------------------------------------------------------------------------------- Update Information: Update to fuse-overlayfs 1.17 to fix CVE-2026-52791: privilege escalation via SUID/SGID bit preservation on file truncation. When a file with SUID/SGID bits is truncated, those privilege bits should be cleared but were not in versions prior to 1.17, allowing potential privilege escalation in rootless containers. -------------------------------------------------------------------------------- ChangeLog: * Thu Jul 30 2026 Lokesh Mandvekar <lsm5@redhat.com> - 1.17-1 - Update to 1.17 - Fixes CVE-2026-52791 (BZ#2509242) -------------------------------------------------------------------------------- References: [ 1 ] Bug #2509242 - CVE-2026-52791 fuse-overlayfs: fuse-overlayfs: Privilege Escalation Vulnerability via SUID/SGID Bit Preservation [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2509242 -------------------------------------------------------------------------------- This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-4e0490640f' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgr... All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/keys -------------------------------------------------------------------------------- -- _______________________________________________ package-announce mailing list -- package-announce@lists.fedoraproject.org To unsubscribe send an email to package-announce-leave@lists.fedoraproject.org Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-cond... List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/package-ann... Do not reply to spam, report it: https://forge.fedoraproject.org/infra/tickets/issues/new