Description
A flaw was found in evolution-data-server. Inconsistent comparison logic in the addressbook file backend allows a Flatpak application with D-Bus access to craft a malicious URI containing directory traversal sequences. This URI is stored without proper validation during contact creation or modification. Later, during contact deletion, the URI is processed with a less strict check, leading to the deletion of arbitrary files on the host filesystem. This could potentially include critical Flatpak override files.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
GNOME Evolution Data Server
Default version status: unaffected
0 to < 3.59.3affected
Red Hat Red Hat Enterprise Linux 10
Default version status: affected
Red Hat Red Hat Enterprise Linux 6
Default version status: affected
Red Hat Red Hat Enterprise Linux 7
Default version status: affected
Red Hat Red Hat Enterprise Linux 8
Default version status: affected
Red Hat Red Hat Enterprise Linux 9
Default version status: affected
References
- https://access.redhat.com/security/cve/CVE-2026-2604 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2440301 ↗
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/issues/627 ↗
- https://lists.debian.org/debian-lts-announce/2026/03/msg00007.html ↗
- https://lists.debian.org/debian-lts-announce/2026/09/msg00031.html ↗
- https://gitlab.gnome.org/GNOME/evolution-data-server/-/work_items/627 ↗