Cloud Vulnerability DB
A community-led vulnerabilities database
Vulnerability DatabaseCVE-2021-39535
CVE-2021-39535:
NixOS vulnerability analysis and mitigation
Overview
A NULL pointer dereference vulnerability was discovered in libxsmm through version 1.16.1-93. The vulnerability exists in JIT code and allows an attacker to cause Denial of Service (NVD, CISA).
Technical details
The vulnerability has been assigned a CVSS v3.1 base score of 6.5 (MEDIUM) with vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. The vulnerability is tracked as CWE-476 (NULL Pointer Dereference) (NVD).
Impact
When successfully exploited, this vulnerability allows an attacker to cause a Denial of Service condition in the affected system by triggering a NULL pointer dereference in the JIT code (NVD).
Mitigation and workarounds
Users should upgrade to a version newer than libxsmm 1.16.1-93 where this vulnerability has been fixed (NVD).
Additional resources
Source: This report was generated using AI
Related NixOS vulnerabilities:
Free Vulnerability Assessment
Benchmark your Cloud Security Posture
Evaluate your cloud security practices across 9 security domains to benchmark your risk level and identify gaps in your defenses.
Additional Wiz resources
Get a personalized demo
Ready to see Wiz in action?
"Best User Experience I have ever seen, provides full visibility to cloud workloads."
David EstlickCISO
"Wiz provides a single pane of glass to see what is going on in our cloud environments."
Adam FletcherChief Security Officer
"We know that if Wiz identifies something as critical, it actually is."
Greg PoniatowskiHead of Threat and Vulnerability Management