Description
partclone.chkimg in partclone 0.2.89 is prone to a heap-based buffer overflow vulnerability due to insufficient validation of the partclone image header. An attacker may be able to launch a 'Denial of Service attack' in the context of the user running the affected application.
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 | partclone | 0.2.89-3 | — |
| Debian 13 | partclone | 0.2.89-3 | — |
| Debian 12 | partclone | 0.2.89-3 | — |
| Debian 7 | partclone | 0.2.48-1+deb7u1 | DLA-923-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | partclone | No fix yet | — |
Advisories 1
- DLA-923-1 partclone - security update Debian Security (DSA / DLA) · Mar 9, 2026