Description
In tar in BusyBox through 1.37.0, a TAR archive can have filenames hidden from a listing through the use of terminal escape sequences.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| BusyBox | BusyBox | ≤ 1.37.0 | — |
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 | 1.37.0-150700.18.10.1 | SUSE-SU-2026:0235-1 |
| SLES 15 SP6 | busybox | 1.37.0-150500.10.14.1 | SUSE-SU-2026:0236-1 |
| SLES 15 SP5 | busybox | 1.37.0-150500.10.14.1 | SUSE-SU-2026:0236-1 |
| SLES 15 SP4 | busybox | 1.35.0-150400.3.14.1 | SUSE-SU-2026:0872-1 |
| SLES 12 SP5 | busybox | 1.35.0-10.3.1 | SUSE-SU-2026:0892-1 |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 16.0 | busybox | 1.37.0-160000.4.1 | SUSE-SU-2026:20134-1 |
| SLES for SAP 15 SP6 | busybox | 1.37.0-150500.10.14.1 | SUSE-SU-2026:0236-1 |
| SLES for SAP 15 SP5 | busybox | 1.37.0-150500.10.14.1 | SUSE-SU-2026:0236-1 |
| SLES for SAP 15 SP4 | busybox | 1.35.0-150400.3.14.1 | SUSE-SU-2026:0872-1 |
| SLES 16.0 | busybox | 1.37.0-160000.4.1 | SUSE-SU-2026:20134-1 |
| SLE HPC 15 SP5 | busybox | 1.37.0-150500.10.14.1 | SUSE-SU-2026:0236-1 |
| SLE HPC 15 SP4 | busybox | 1.35.0-150400.3.14.1 | SUSE-SU-2026:0872-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | busybox | 1.37.0-8.1 | openSUSE-SU-2025:15834-1 |
| openSUSE Leap 16.0 | busybox | 1.37.0-160000.4.1 | openSUSE-SU-2026:20090-1 |
| openSUSE Leap 15.6 | busybox | 1.37.0-150500.10.14.1 | SUSE-SU-2026:0236-1 |
| openSUSE Leap 15.6 | busybox-links | 1.37.0-150500.7.9.1 | SUSE-SU-2026:0236-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | busybox | 1.37.0-r27 | — |
| Alpine v3.23 | busybox | 1.37.0-r27 | — |
| Alpine v3.22 | busybox | 1.37.0-r20 | — |
| Alpine v3.21 | busybox | 1.37.0-r14 | — |
| Alpine v3.20 | busybox | 1.36.1-r31 | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | busybox | 1.36.1-r21 | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | busybox | No fix yet | — |
| Azure Linux 2 (CBL-Mariner) | busybox | No fix yet | — |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | busybox +1 | 1.37.0-r50 | — |
Advisories 10
- WID-SEC-2025-0879 BusyBox: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 15, 2026
- ICSA-26-188-05 Siemens SINEC OS CISA ICS & IT advisories · Jul 7, 2026
- SSA-253495 SSA-253495: Multiple Vulnerabilities in SINEC OS before V4.0 Siemens ProductCERT · Jun 2, 2026
- openSUSE-SU-2026:20090-1 Security update for busybox SUSE / openSUSE Security Updates · Mar 23, 2026
- openSUSE-SU-2025:15834-1 busybox-1.37.0-8.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2026:20134-1 Security update for busybox SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2026:0235-1 Security update for busybox SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2026:0236-1 Security update for busybox SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2026:0892-1 Security update for busybox SUSE / openSUSE Security Updates · Mar 14, 2026
- SUSE-SU-2026:0872-1 Security update for busybox SUSE / openSUSE Security Updates · Mar 13, 2026