Description
jj, or Jujutsu, is a Git-compatible VCS written in rust. In affected versions specially crafted Git repositories can cause `jj` to write files outside the clone. This issue has been addressed in version 0.23.0. Users are advised to upgrade. Users unable to upgrade should avoid cloning repos from unknown sources.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| martinvonz | jj | < 0.23.0 | — |
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.
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | jujutsu | 0.23.0-1.1 | openSUSE-SU-2024:14485-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| crates.io | jj-lib | < 0.23.0 | 0.23.0 | GHSA-88h5-6w7m-5w56 |
Advisories 1
- openSUSE-SU-2024:14485-1 jujutsu-0.23.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026