Alpine/busybox: high 7.2
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 nvalloc function
Action: Upgrade busybox to 1.31.1-r21 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 1.16.0 | 1.31.1-r21 | - |
Fixed versions
| 1.31.1-r21 |
Sources
- osv: ALPINE-CVE-2021-42386#Alpine:v3.12/busybox
- https://security.alpinelinux.org/vuln/CVE-2021-42386
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