CVE - CVE-2021-43395

CVE-ID
CVE-2021-43395	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:http://www.tribblix.org/relnotes.html URL:http://www.tribblix.org/relnotes.html MISC:https://github.com/illumos/illumos-gate/blob/069654420de4aade43c63c43cd2896e66945fc8a/usr/src/uts/common/fs/tmpfs/tmp_vnops.c URL:https://github.com/illumos/illumos-gate/blob/069654420de4aade43c63c43cd2896e66945fc8a/usr/src/uts/common/fs/tmpfs/tmp_vnops.c MISC:https://github.com/illumos/illumos-gate/blob/b3403853e80914bd0aade9b5b605da4878078173/usr/src/uts/common/fs/tmpfs/tmp_dir.c URL:https://github.com/illumos/illumos-gate/blob/b3403853e80914bd0aade9b5b605da4878078173/usr/src/uts/common/fs/tmpfs/tmp_dir.c MISC:https://github.com/illumos/illumos-gate/commit/f859e7171bb5db34321e45585839c6c3200ebb90 URL:https://github.com/illumos/illumos-gate/commit/f859e7171bb5db34321e45585839c6c3200ebb90 MISC:https://illumos.topicbox.com/groups/developer/T1c9e4f27f8c2f959/security-heads-up-illumos14424 URL:https://illumos.topicbox.com/groups/developer/T1c9e4f27f8c2f959/security-heads-up-illumos14424 MISC:https://jgardner100.wordpress.com/2022/01/20/security-heads-up/ URL:https://jgardner100.wordpress.com/2022/01/20/security-heads-up/ MISC:https://kebe.com/blog/?p=505 URL:https://kebe.com/blog/?p=505 MISC:https://www.illumos.org/issues/14424 URL:https://www.illumos.org/issues/14424 MISC:https://www.oracle.com/security-alerts/cpujan2022.html URL:https://www.oracle.com/security-alerts/cpujan2022.html
Assigning CNA
MITRE Corporation
Date Record Created
20211104	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20211104)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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