Relax-and-Recover (aka ReaR) through 2.7 creates a world-readable initrd when using…
Priority LOW 25CWE-276Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Partial Red Hat: 2 fixed, 2 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00291 21st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 2 advisoriesRed Hat: 2 fixed, 2 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:relax-and-recover:relax-and-recover:*:*:*:*:*:*:*:* | up to 2.7 | Vulnerable | Relax-and-recover |
| cpe:2.3:o:suse:linux_enterprise:15.0:*:*:*:*:*:*:* | 15.0 | Vulnerable | SUSE |
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Red Hat |
| cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:* | 39 | Vulnerable | Fedoraproject |
- cpe:2.3:a:relax-and-recover:relax-and-recover:*:*:*:*:*:*:*:* Versions up to 2.7 Vulnerable ·Relax-and-recover
- cpe:2.3:o:suse:linux_enterprise:15.0:*:*:*:*:*:*:* Versions 15.0 Vulnerable ·SUSE
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Red Hat
- cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:* Versions 39 Vulnerable ·Fedoraproject
Remediation
Red Hat 2 advisories
- RHSA-2024:1719 Released 2024-04-09 · Red Hat rating Moderaterear security update
- Red Hat Enterprise Linux AppStream (v. 8) rear-2.6-11.el8_9
- RHSA-2024:1147 Released 2024-03-05 · Red Hat rating Moderaterear security update
- Red Hat Enterprise Linux AppStream (v. 9) rear-2.6-21.el9_3
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2024:1719 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2024:1147 |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-23301
- 2026-10-03 Alias added: GHSA-5g36-x562-44f9
References
Sources
- CVE-2024-23301 · CVE Program
- CVE-2024-23301 · NVD
- FIRST EPSS
- GHSA-5g36-x562-44f9 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-23301 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences