CVE-2021-42381
High
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 hash_init function
SeverityHigh
CVSS7.2
Exploit probability—
Product
Busybox
PublishedNov 15, 2021
First seenNov 15, 2021
Weakness typeCWE-416Use after free
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| busybox busybox | 1.21.0 ≤ v ≤ 1.33.1 | — |
| fedoraproject fedora | 33, 34 | — |
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