CVE catalog
CVE-2023-42366
busybox: CVE-2023-42366
- Severity
- Medium · CVSS 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.42% · Oct 25, 2026
A heap-buffer-overflow was discovered in BusyBox v.1.36.1 in the next_token function at awk.c:1159.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | busybox | sid | 1:1.38.0-3 | fixed |
| Debian | busybox | forky | 1:1.38.0-3 | fixed |
| Debian | busybox | trixie | 1:1.37.0-6 | vulnerable |
| Debian | busybox | bookworm | 1:1.35.0-4+deb12u1 | vulnerable |
| Cpe | busybox | Not reported | Not reported | unknown |
| Alpine | busybox | 3.16 | 1.35.0-r18 | fixed |
| Alpine | busybox | 3.17 | 1.35.0-r30 | fixed |
| Alpine | busybox | 3.18 | 1.36.1-r6 | fixed |
| Alpine | busybox | 3.19 | 1.36.1-r16 | fixed |
| Alpine | busybox | 3.20 | 1.36.1-r25 | fixed |
| Alpine | busybox | 3.21 | 1.36.1-r25 | fixed |
| Alpine | busybox | 3.22 | 1.36.1-r25 | fixed |
| Alpine | busybox | 3.23 | 1.36.1-r25 | fixed |
| Alpine | busybox | 3.24 | 1.36.1-r25 | fixed |
| Suse | busybox | linux micro 6.0 | 1.36.1-5.1 | fixed |
| Suse | busybox | linux enterprise server ltss extended security 12 sp5 | 1.35.0-10.9.1 | fixed |
| Suse | busybox | linux enterprise module for basesystem 15 sp7 | 1.37.0-150700.18.21.1 | fixed |
| Opensuse | busybox | tumbleweed | 1.38.0-2.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | busybox | source | sid | 1:1.37.0-8 | not yet assigned | Not reported | [1059053] |
| Debian | busybox | source | forky | 1:1.37.0-8 | not yet assigned | Not reported | [1059053] |
| Debian | busybox | source | trixie | (unfixed) | not yet assigned | Not reported | [1059053] |
| Debian | busybox | source | bookworm | (unfixed) | not yet assigned | Not reported | [1059053] |
| Alpine | busybox | apk | 3.16 | 1.35.0-r18 | Not reported | ALPINE-CVE-2023-42366 | Not reported |
| Alpine | busybox | apk | 3.17 | 1.35.0-r30 | Not reported | ALPINE-CVE-2023-42366 | Not reported |
| Alpine | busybox | apk | 3.18 | 1.36.1-r6 | Not reported | ALPINE-CVE-2023-42366 | Not reported |
| Alpine | busybox | apk | 3.19 | 1.36.1-r16 | Not reported | ALPINE-CVE-2023-42366 | Not reported |
| Alpine | busybox | apk | 3.20 | 1.36.1-r25 | Not reported | ALPINE-CVE-2023-42366 | Not reported |
| Alpine | busybox | apk | 3.21 | 1.36.1-r25 | Not reported | ALPINE-CVE-2023-42366 | Not reported |
| Alpine | busybox | apk | 3.22 | 1.36.1-r25 | Not reported | ALPINE-CVE-2023-42366 | Not reported |
| Alpine | busybox | apk | 3.23 | 1.36.1-r25 | Not reported | ALPINE-CVE-2023-42366 | Not reported |
| Alpine | busybox | apk | 3.24 | 1.36.1-r25 | Not reported | ALPINE-CVE-2023-42366 | Not reported |
| Suse | busybox | rpm | linux micro 6.0 | 1.36.1-5.1 | Not reported | SUSE-SU-2026:23446-1 | Not reported |
| Suse | busybox | rpm | linux enterprise server ltss extended security 12 sp5 | 1.35.0-10.9.1 | Not reported | SUSE-SU-2026:3900-1 | Not reported |
| Suse | busybox | rpm | linux enterprise module for basesystem 15 sp7 | 1.37.0-150700.18.21.1 | Not reported | SUSE-SU-2026:3933-1 | Not reported |
| Opensuse | busybox | rpm | tumbleweed | 1.38.0-2.1 | Not reported | OPENSUSE-SU-2026:11605-1 | Not reported |
Notes
[trixie] busybox: Minor issue, revisit when fixed upstream [bookworm] busybox: Minor issue, revisit when fixed upstream
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://cert-portal.siemens.com/productcert/csaf/ssa-089022.json]
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_11605-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2023-42366]
- [https://osv.dev/vulnerability/ALPINE-CVE-2023-42366]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-42366]
- [https://osv.dev/vulnerability/SUSE-SU-2026:23446-1]
- [https://osv.dev/vulnerability/SUSE-SU-2026:3900-1]
- [https://osv.dev/vulnerability/SUSE-SU-2026:3933-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:11605-1]
- [https://security-tracker.debian.org/tracker/CVE-2023-42366]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-3011.json]
[CERT-Bund public advisories] · [CISA cybersecurity advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]