Description
aria2 <=1.37.0 has a stack-buffer-underflow vulnerability in the IOFile::getLine() function.
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 | aria2 | No fix yet | — |
| Debian 13 | aria2 | No fix yet | — |
| Debian 12 | aria2 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | aria2 | No fix yet | — |
| Ubuntu 26.04 LTS | aria2 | No fix yet | — |
| Ubuntu 24.04 LTS | aria2 | No fix yet | — |
| Ubuntu 22.04 LTS | aria2 | No fix yet | — |
| Ubuntu 20.04 LTS | aria2 | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | aria2 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | aria2 | No fix yet | — |
| Ubuntu Pro 14.04 LTS | aria2 | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | aria2 | 1.37.0-3.1 | openSUSE-SU-2026:11843-1 |
| openSUSE Leap 16.0 | aria2 | 1.37.0-bp160.2.1 | openSUSE-SU-2026:21997-1 |
Advisories 2
- openSUSE-SU-2026:21997-1 Security update for aria2 SUSE / openSUSE Security Updates · Oct 1, 2026
- openSUSE-SU-2026:11843-1 aria2-1.37.0-3.1 on GA media SUSE / openSUSE Security Updates · Sep 23, 2026