CVE-2021-36145
High
Published: 02 July 2021
Published
02 July 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.0043
63.2th percentile
Risk Priority
15
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-36145 is a high-severity Use After Free (CWE-416) vulnerability in Linux Acrn. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 36.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-22777
Vulnerability details
The Device Model in ACRN through 2.5 has a devicemodel/core/mem.c use-after-free for a freed rb_entry.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
linux
acrn
≤ 2.5
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
addresses: CWE-416
Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.