CVE-2021-42383

Description

A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the evaluate function

Affected Platforms

Weakness Type

CWE-416, CWE-416

References

• https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovere…
• https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-clar…
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
• https://security.netapp.com/advisory/ntap-20211223-0002/
• https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovere…