Description
In KDE Ark before 20.08.1, a crafted TAR archive with symlinks can install files outside the extraction directory, as demonstrated by a write operation to a user's home directory.
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 | ark | 4:20.08.1-1 | — |
| Debian 13 | ark | 4:20.08.1-1 | — |
| Debian 12 | ark | 4:20.08.1-1 | — |
| Debian 10 | ark | 4:18.08.3-1+deb10u2 | DSA-4759-1 |
| Debian 9 | ark | 4:16.08.3-2+deb9u1 | DLA-3015-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | ark | 4:19.12.3-0ubuntu1.2 | USN-4482-1 |
| Ubuntu 18.04 LTS | ark | 4:17.12.3-0ubuntu1.2 | USN-4482-1 |
| Ubuntu 16.04 LTS | ark | 4:15.12.3-0ubuntu1.2 | USN-4482-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 15 SP2 | ark | 20.04.2-bp152.2.6.1 | openSUSE-SU-2020:1310-2, openSUSE-SU-2020:1310-1 |
| SUSE Package Hub 15 SP1 | ark | 20.04.2-bp152.2.6.1 | openSUSE-SU-2020:1310-2, openSUSE-SU-2020:1310-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | ark | 21.08.1-1.2 | openSUSE-SU-2024:10632-1 |
| openSUSE Leap 15.2 | ark | 20.04.2-bp152.2.6.1 | openSUSE-SU-2020:1310-2, openSUSE-SU-2020:1310-1 |
| openSUSE Leap 15.1 | ark | 20.04.2-bp152.2.6.1 | openSUSE-SU-2020:1310-2, openSUSE-SU-2020:1310-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | ark | 20.08.0-r1 | — |
| Alpine v3.23 | ark | 20.08.0-r1 | — |
| Alpine v3.22 | ark | 20.08.0-r1 | — |
| Alpine v3.21 | ark | 20.08.0-r1 | — |
| Alpine v3.20 | ark | 20.08.0-r1 | — |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | ark | 20.08.0-r1 | — |
| Alpine v3.18 | ark | 20.08.0-r1 | — |
| Alpine v3.17 | ark | 20.08.0-r1 | — |
| Alpine v3.16 | ark | 20.08.0-r1 | — |
| Alpine v3.15 | ark | 20.08.0-r1 | — |
| Alpine v3.14 | ark | 20.08.0-r1 | — |
| Alpine v3.13 | ark | 20.08.0-r1 | — |
| Alpine v3.12 | ark | 20.04.2-r2 | — |
Advisories 6
- DSA-4759-1 ark - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3015-1 ark - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-4482-1 ark vulnerability Ubuntu Security Notices (USN) · Feb 10, 2026
- openSUSE-SU-2024:10632-1 ark-21.08.1-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1310-2 Security update for ark SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1310-1 Security update for ark SUSE / openSUSE Security Updates · Feb 4, 2026
References
- openSUSE-SU-2020:1310 vendor-advisory
- https://github.com/KDE/ark/commit/8bf8c5ef07b0ac5e914d752681e470dea403a5bd
- https://bugzilla.suse.com/show_bug.cgi?id=1175857
- https://kde.org/info/security/advisory-20200827-1.txt
- DSA-4759 vendor-advisory
- FEDORA-2020-c2f8a1e8a5 vendor-advisory
- USN-4482-1 vendor-advisory
- FEDORA-2020-f04f41bcc9 vendor-advisory
- GLSA-202010-06 vendor-advisory
- GLSA-202101-06 vendor-advisory
- [debian-lts-announce] 20220520 [SECURITY] [DLA 3015-1] ark security update mailing-list