Description
The cpio_safer_name_suffix function in util.c in cpio 2.11 allows remote attackers to cause a denial of service (out-of-bounds write) via a crafted cpio file.
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 | cpio | 2.11+dfsg-5 | — |
| Debian 13 | cpio | 2.11+dfsg-5 | — |
| Debian 12 | cpio | 2.11+dfsg-5 | — |
| Debian 8 | cpio | 2.11+dfsg-4.1+deb8u1 | DSA-3483-1 |
| Debian 7 | cpio | 2.11+dfsg-0.1+deb7u2 | DSA-3483-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | cpio | 2.11-4+deb6u2 | DLA-415-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | cpio | 2.11+dfsg-5ubuntu1 | — |
| Ubuntu 14.04 LTS | cpio | 2.11+dfsg-1ubuntu1.2 | USN-2906-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | cpio | 2.11-32.1 | SUSE-SU-2017:0366-1 |
| SLES 12 SP1 | cpio | 2.11-32.1 | SUSE-SU-2017:0366-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP2 | cpio | 2.11-32.1 | SUSE-SU-2017:0366-1 |
| SLES for SAP 12 SP1 | cpio | 2.11-32.1 | SUSE-SU-2017:0366-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | cpio | 2.12-3.90 | openSUSE-SU-2024:10143-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | cpio | 2.12-r3 | — |
| Alpine v3.23 | cpio | 2.12-r3 | — |
| Alpine v3.22 | cpio | 2.12-r3 | — |
| Alpine v3.21 | cpio | 2.12-r3 | — |
| Alpine v3.20 | cpio | 2.12-r3 | — |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | cpio | 2.12-r3 | — |
| Alpine v3.18 | cpio | 2.12-r3 | — |
| Alpine v3.17 | cpio | 2.12-r3 | — |
| Alpine v3.16 | cpio | 2.12-r3 | — |
| Alpine v3.15 | cpio | 2.12-r3 | — |
| Alpine v3.14 | cpio | 2.12-r3 | — |
| Alpine v3.13 | cpio | 2.12-r3 | — |
| Alpine v3.12 | cpio | 2.12-r3 | — |
| Alpine v3.11 | cpio | 2.12-r3 | — |
| Alpine v3.10 | cpio | 2.12-r3 | — |
| Alpine v3.9 | cpio | 2.12-r3 | — |
Advisories 6
- DSA-3483-1 cpio - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-415-1 cpio - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2906-1 cpio vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- openSUSE-SU-2024:10143-1 cpio-2.12-3.90 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:0366-1 Security update for cpio SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2024-1481 cpio: Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit den Rechten des Dienstes BSI CERT-Bund (WID) · Jun 30, 2024
References
- [oss-security] 20160119 CVE request: out-of-bounds write with cpio 2.11 mailing-list
- 1035067 vdb-entry
- DSA-3483 vendor-advisory
- [oss-security] 20160122 Re: CVE request: out-of-bounds write with cpio 2.11 mailing-list
- USN-2906-1 vendor-advisory
- 82293 vdb-entry