Description
zip4j up to v2.10.0 can throw various uncaught exceptions while parsing a specially crafted ZIP file, which could result in an application crash. This could be used to mount a denial of service attack against services that use zip4j library.
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 | zip4j | 2.10.0-1 | — |
| Debian 13 | zip4j | 2.10.0-1 | — |
| Debian 12 | zip4j | 2.10.0-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | zip4j | No fix yet | — |
| Ubuntu 26.04 LTS | zip4j | No fix yet | — |
| Ubuntu 25.10 | zip4j | No fix yet | — |
| Ubuntu 24.04 LTS | zip4j | No fix yet | — |
| Ubuntu 22.04 LTS | zip4j | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | zip4j | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | net.lingala.zip4j:zip4j | < 2.10.0 | 2.10.0 | GHSA-q62h-jw38-24vh |