VDB
ALPINE-CVE-2021-42386
ALPINE-CVE-2021-42386
PUBLISHED
CVSS 7.199999809265137 HIGH
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
Risk Scores
CVSS 3.1
7.199999809265137
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.13 | busybox | 0, 1.12.1-r1, 1.12.1-r5 |
| Alpine:v3.14 | busybox | 1.19.3-r4, 1.22.0-r3, 1.19.3-r5 |
| Alpine:v3.11 | busybox | 1.12.1-r1, 0, 1.13.0-r0 |
| Alpine:v3.21 | busybox | 1.31.1-r2, 1.12.1-r5, 1.12.1-r6 |
| Alpine:v3.23 | busybox | 1.21.1-r2, 1.21.1-r1, 1.21.0-r0 |
| Alpine:v3.20 | busybox | 1.17.4-r2, 1.16.0, 1.16.0 |
| Alpine:v3.15 | busybox | 1.29.3-r11, 1.13.2-r3, 1.12.1-r1 |
| Alpine:v3.18 | busybox | 1.20.2-r5, 1.21.1-r0, 1.21.1-r1 |
| Alpine:v3.17 | busybox | 1.31.1-r2, 1.16.0, 1.33.1-r5 |
| Alpine:v3.12 | busybox | 1.14.1-r1, 1.14.1-r0, 1.13.4-r2 |
| Alpine:v3.16 | busybox | 1.32.0-r2, 1.32.0-r4, 1.32.0-r6 |
| Alpine:v3.19 | busybox | 1.31.1-r12, 1.21.0-r0, 1.32.0-r1 |
| Alpine:v3.22 | busybox | 1.12.1-r1, 1.24.1-r4, 1.24.1-r3 |
| Alpine:v3.24 | busybox | 1.16.0, 1.16.0 |
Timeline
- Nov 15, 2021 CVE Published
- Jul 8, 2026 CVE Updated
- Aug 8, 2026 Distribution Patch