Description
UnRAR before 6.2.3 allows extraction of files outside of the destination folder via symlink chains.
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 | unrar-nonfree | 1:6.2.3-1 | — |
| Debian 13 | unrar-nonfree | 1:6.2.3-1 | — |
| Debian 12 | unrar-nonfree | 1:6.2.3-1 | — |
| Debian 10 | unrar-nonfree | 1:5.6.6-1+deb10u3 | DLA-3535-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | unrar-nonfree | 1:6.1.5-1ubuntu0.1 | USN-7350-1 |
| Ubuntu 20.04 LTS | unrar-nonfree | 1:5.6.6-2ubuntu0.1 | USN-7350-1 |
| Ubuntu 18.04 LTS | unrar-nonfree | No fix yet | — |
| Ubuntu 16.04 LTS | unrar-nonfree | No fix yet | — |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | clamav | 1.2.0-r0 | — |
| Alpine v3.23 | clamav | 1.2.0-r0 | — |
| Alpine v3.22 | clamav | 1.2.0-r0 | — |
| Alpine v3.21 | clamav | 1.2.0-r0 | — |
| Alpine v3.20 | clamav | 1.2.0-r0 | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | clamav | 1.2.0-r0 | — |
| Alpine v3.18 | clamav | 1.1.2-r0 | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | clamav | 0.105.2-4 | — |
| Azure Linux 2 (CBL-Mariner) | clamav | 0.105.2-2 | — |
Advisories 3
- USN-7350-1 unrar-nonfree vulnerabilities Ubuntu Security Notices (USN) · Oct 27, 2026
- DLA-3535-1 unrar-nonfree - security update Debian Security (DSA / DLA) · Mar 9, 2026
- WID-SEC-2024-0899 Oracle Fusion Middleware: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 9, 2025