What’s Vulnerable › Vulnerabilities

CVE-2024-23301

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-01-12 · updated 2026-06-17
• Weakness: CWE-276

Description

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.

Affected products

• Fedoraproject Fedora: 39
• Red Hat Enterprise Linux: 8.0, 9.0
• Relax-And-Recover: through 2.7
• SUSE Linux Enterprise: 15.0

References

• https://github.com/rear/rear/issues/3122
• https://github.com/rear/rear/pull/3123
• https://lists.debian.org/debian-lts-announce/2024/02/msg00003.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7JIN57LUPBI2GDJOK3PYXNHJTZT3AQTZ/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHKMPXJNXEJJE6EVYE5HM7EKEJFQMBN7/
• https://github.com/rear/rear/issues/3122
• https://github.com/rear/rear/pull/3123
• https://lists.debian.org/debian-lts-announce/2024/02/msg00003.html
• https://lists.debian.org/debian-lts-announce/2025/12/msg00011.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7JIN57LUPBI2GDJOK3PYXNHJTZT3AQTZ/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHKMPXJNXEJJE6EVYE5HM7EKEJFQMBN7/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7JIN57LUPBI2GDJOK3PYXNHJTZT3AQTZ/

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