5.5

CVE-2021-43395

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Illumos ≫ Illumos Version < 2022-01-18
Omniosce ≫ Omnios Version r151038 SwEdition community
Openindiana ≫ Openindiana Version hipster_2021.04
Joyent ≫ Smartos Version 20210923
Oracle ≫ Solaris Version 10
Oracle ≫ Solaris Version 11
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.32% 0.241
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA-ADP 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-667 Improper Locking

The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.

https://www.oracle.com/security-alerts/cpujan2022.html
Patch
Third Party Advisory
http://www.tribblix.org/relnotes.html
Third Party Advisory
Release Notes
https://github.com/illumos/illumos-gate/blob/069654420de4aade43c63c43cd2896e66945fc8a/usr/src/uts/common/fs/tmpfs/tmp_vnops.c
Third Party Advisory
Exploit
https://github.com/illumos/illumos-gate/blob/b3403853e80914bd0aade9b5b605da4878078173/usr/src/uts/common/fs/tmpfs/tmp_dir.c
Third Party Advisory
Exploit
https://github.com/illumos/illumos-gate/commit/f859e7171bb5db34321e45585839c6c3200ebb90
Patch
Third Party Advisory
https://illumos.topicbox.com/groups/developer/T1c9e4f27f8c2f959/security-heads-up-illumos14424
Vendor Advisory
https://jgardner100.wordpress.com/2022/01/20/security-heads-up/
Third Party Advisory
https://kebe.com/blog/?p=505
Third Party Advisory
https://www.illumos.org/issues/14424
Patch
Vendor Advisory
Issue Tracking