Relax-and-Recover (aka ReaR) through 2.7 creates a world-readable initrd when using GRUB_RESCUE=y. This allows local attackers to gain access to system secrets otherwise only readable by root.
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHKMPXJNXEJJE6EVYE5HM7EKEJFQMBN7/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7JIN57LUPBI2GDJOK3PYXNHJTZT3AQTZ/
https://lists.debian.org/debian-lts-announce/2024/02/msg00003.html
https://github.com/rear/rear/pull/3123
https://github.com/rear/rear/issues/3122
Source: Mitre, NVD
Published: 2024-01-12
Updated: 2024-02-21
Base Score: 4.6
Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:N/A:N
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS: 0.00063