An Use-After-Free vulnerability in rec_mset_elem_destroy() at rec-mset.c of GNU Recutils…
Priority LOW 27CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.
Summary
An Use-After-Free vulnerability in rec_mset_elem_destroy() at rec-mset.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.
Why it matters now
EPSS 0.01043 64th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
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 · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gnu:recutils:1.8.90:*:*:*:*:*:*:* | 1.8.90 | Vulnerable | GNU |
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | 35 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* | 36 | Vulnerable | Fedoraproject |
- cpe:2.3:a:gnu:recutils:1.8.90:*:*:*:*:*:*:* Versions 1.8.90 Vulnerable ·GNU
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Versions 35 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* Versions 36 Vulnerable ·Fedoraproject
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2021-46022
- 2026-10-03 Alias added: GHSA-5m66-q83m-q8c2
References
Sources
- CVE-2021-46022 · CVE Program
- CVE-2021-46022 · NVD
- FIRST EPSS
- GHSA-5m66-q83m-q8c2 · GitHub Advisory Database · CC BY 4.0
- CVE-2021-46022 · Red Hat security data · CC BY 4.0
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