CVE-2021-43395
En bref
- Source
- NVD
- EPSS
- EPSS 0.32 % · centile 25 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- mitre
- Statut NVD
- Modified
Description
An issue was discovered in illumos before f859e7171bb5db34321e45585839c6c3200ebb90, OmniOS Community Edition r151038, OpenIndiana Hipster 2021.04, and SmartOS 20210923. A local unprivileged user can cause a deadlock and kernel panic via crafted rename and rmdir calls on tmpfs filesystems. Oracle Solaris 10 and 11 is also affected.
Faiblesses (CWE)
- CWE-667 — Improper Locking
Références
- https://github.com/illumos/illumos-gate/blob/069654420de4aade43c63c43cd2896e66945fc8a/usr/src/uts/common/fs/tmpfs/tmp_vnops.c
- https://github.com/illumos/illumos-gate/blob/b3403853e80914bd0aade9b5b605da4878078173/usr/src/uts/common/fs/tmpfs/tmp_dir.c
- https://www.oracle.com/security-alerts/cpujan2022.html
- http://www.tribblix.org/relnotes.html
- https://jgardner100.wordpress.com/2022/01/20/security-heads-up/
- https://illumos.topicbox.com/groups/developer/T1c9e4f27f8c2f959/security-heads-up-illumos14424
- https://www.illumos.org/issues/14424
- https://github.com/illumos/illumos-gate/commit/f859e7171bb5db34321e45585839c6c3200ebb90
- https://kebe.com/blog/?p=505
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
| CVSS 3.1 | MEDIUM 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 3.1 | MEDIUM 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Références européennes
- ENISA EUVD · EUVD-2021-30330
- GCVE · GCVE-0-2021-43395
Avis du CERT-FR
- CERTFR-2022-AVI-054 — Multiples vulnérabilités dans Oracle Systems · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:o:illumos:illumos:*:*:*:*:*:*:*:*< 2022-01-18cpe:2.3:o:omniosce:omnios:r151038:*:*:*:community:*:*:*cpe:2.3:o:openindiana:openindiana:hipster_2021.04:*:*:*:*:*:*:*cpe:2.3:o:joyent:smartos:20210923:*:*:*:*:*:*:*cpe:2.3:o:oracle:solaris:10:*:*:*:*:*:*:*cpe:2.3:o:oracle:solaris:11:*:*:*:*:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |