Description
A heap-buffer-overflow was discovered in BusyBox v.1.36.1 in the next_token function at awk.c:1159.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | busybox | 1:1.37.0-8 | — |
| Debian 13 | busybox | No fix yet | — |
| Debian 12 | busybox | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | busybox | No fix yet | — |
| Ubuntu 26.04 LTS | busybox | No fix yet | — |
| Ubuntu 25.10 | busybox | No fix yet | — |
| Ubuntu 24.04 LTS | busybox | No fix yet | — |
| Ubuntu 22.04 LTS | busybox | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | busybox | No fix yet | — |
| Ubuntu Pro 18.04 LTS | busybox | No fix yet | — |
| Ubuntu Pro 16.04 LTS | busybox | No fix yet | — |
| Ubuntu Pro 14.04 LTS | busybox | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP7 | busybox | 1.37.0-150700.18.21.1 | SUSE-SU-2026:3933-1 |
| SLES 12 SP5 | busybox | 1.35.0-10.9.1 | SUSE-SU-2026:3900-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 16.0 | busybox | 1.37.0-160000.7.1 | SUSE-SU-2026:24154-1 |
| SLES 16.0 | busybox | 1.37.0-160000.7.1 | SUSE-SU-2026:24154-1 |
| SLE Micro 6.0 | busybox | 1.36.1-5.1 | SUSE-SU-2026:23446-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | busybox | 1.38.0-2.1 | openSUSE-SU-2026:11605-1 |
| openSUSE Leap 16.0 | busybox | 1.37.0-160000.7.1 | openSUSE-SU-2026:22040-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | busybox | 1.36.1-r25 | — |
| Alpine v3.23 | busybox | 1.36.1-r25 | — |
| Alpine v3.22 | busybox | 1.36.1-r25 | — |
| Alpine v3.21 | busybox | 1.36.1-r25 | — |
| Alpine v3.20 | busybox | 1.36.1-r25 | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | busybox | 1.36.1-r16 | — |
| Alpine v3.18 | busybox | 1.36.1-r6 | — |
| Alpine v3.17 | busybox | 1.35.0-r30 | — |
| Alpine v3.16 | busybox | 1.35.0-r18 | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | busybox | 1.36.1-9 | — |
| Azure Linux 2 (CBL-Mariner) | busybox | 1.35.0-12 | — |
Advisories 9
- SUSE-SU-2026:24154-1 Security update for busybox SUSE / openSUSE Security Updates · Oct 16, 2026
- WID-SEC-2023-3011 BusyBox: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 15, 2026
- openSUSE-SU-2026:22040-1 Security update for busybox SUSE / openSUSE Security Updates · Oct 9, 2026
- SUSE-SU-2026:23446-1 Security update for busybox SUSE / openSUSE Security Updates · Sep 14, 2026
- SUSE-SU-2026:3900-1 Security update for busybox SUSE / openSUSE Security Updates · Sep 10, 2026
- SUSE-SU-2026:3933-1 Security update for busybox SUSE / openSUSE Security Updates · Sep 10, 2026
- openSUSE-SU-2026:11605-1 busybox-1.38.0-2.1 on GA media SUSE / openSUSE Security Updates · Aug 27, 2026
- ICSA-26-043-06 Siemens SINEC OS CISA ICS & IT advisories · Feb 25, 2026
- SSA-089022 SSA-089022: Multiple Vulnerabilities in Third-Party Components in SINEC OS before V3.3 Siemens ProductCERT · Feb 24, 2026