Search/CVE-2021-43395
● CVE — Medium

CVE-2021-43395

Vendororacle, joyent, omniosce, openindiana, illumosProductsolaris, smartos, omnios, openindiana, illumosDiscoveredDec 26, 2022UpdatedApr 14, 2025

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.

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CVSS v3.1
5.5 MEDIUM
EPSS
0.33%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 7, 2026
▲ 0.01pp
0.32% → 0.33% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Connections
6 relationships
Timeline
disclosure → media coverage
Dec 26, 2022
Disclosure — published as a CVE record. · last revised by NVD Apr 14, 2025