Description
Libsixel prior to v1.8.3 contains a stack buffer overflow in the function gif_process_raster at fromgif.c.
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 | libsixel | 1.8.6-1 | — |
| Debian 13 | libsixel | 1.8.6-1 | — |
| Debian 12 | libsixel | 1.8.6-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | libsixel | No fix yet | — |
| Ubuntu 18.04 LTS | libsixel | No fix yet | — |
| Ubuntu 16.04 LTS | libsixel | No fix yet | — |
References
- https://cwe.mitre.org/data/definitions/121.html
- https://github.com/saitoha/libsixel/blob/master/ChangeLog
- https://github.com/saitoha/libsixel/releases/tag/v1.8.5
- https://github.com/saitoha/libsixel/issues/75
- https://github.com/saitoha/libsixel/commit/7808a06b88c11dbc502318cdd51fa374f8cd47ee
- https://bitbucket.org/netbsd/pkgsrc/commits/a27113e21179cbfbfae0c35f6a9edd6aa498faae