Description
Zipios before 0.1.7 does not properly handle certain malformed zip archives and can go into an infinite loop, causing a denial of service. This is related to zipheadio.h:readUint32() and zipfile.cpp:Zipfile::Zipfile().
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 | zipios++ | 0.1.5.9+cvs.2007.04.28-11 | — |
| Debian 13 | zipios++ | 0.1.5.9+cvs.2007.04.28-11 | — |
| Debian 12 | zipios++ | 0.1.5.9+cvs.2007.04.28-11 | — |
| Debian 9 | zipios++ | 0.1.5.9+cvs.2007.04.28-6+deb9u1 | DLA-3030-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | flightcrew | 0.7.2+dfsg-10ubuntu0.1 | USN-4055-1 |
| Ubuntu 18.04 LTS | zipios++ | 0.1.5.9+cvs.2007.04.28-10ubuntu0.18.04.1 | USN-4057-1 |
| Ubuntu 16.04 LTS | flightcrew | 0.7.2+dfsg-6ubuntu0.1 | USN-4055-1 |
| Ubuntu 16.04 LTS | zipios++ | 0.1.5.9+cvs.2007.04.28-5.2ubuntu0.16.04.1 | USN-4057-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | zipios++ | 0.1.5.9+cvs.2007.04.28-5.1ubuntu0.14.04.1~esm1 | — |
Advisories 3
- USN-4055-1 flightcrew vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- USN-4057-1 Zipios vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-3030-1 zipios++ - security update Debian Security (DSA / DLA) · Mar 9, 2026