Description
A security vulnerability has been detected in Matthias-Wandel jhead up to 3.3. This impacts the function ProcessGpsInfo of the file gpsinfo.c of the component WebP EXIF Handler. Such manipulation of the argument TAG_GPS_LAT/TAG_GPS_LONG leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Matthias-Wandel | jhead | 3.0, 3.1, 3.2, 3.3 | — |
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 | jhead | No fix yet | — |
| Debian 13 | jhead | No fix yet | — |
| Debian 12 | jhead | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | jhead | No fix yet | — |
| Ubuntu 26.04 LTS | jhead | No fix yet | — |
| Ubuntu 24.04 LTS | jhead | No fix yet | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | jhead | No fix yet | — |
| Ubuntu Pro 20.04 LTS | jhead | No fix yet | — |
| Ubuntu Pro 18.04 LTS | jhead | No fix yet | — |
| Ubuntu Pro 16.04 LTS | jhead | No fix yet | — |
| Ubuntu Pro 14.04 LTS | jhead | No fix yet | — |
References
- VDB-403215 | Matthias-Wandel jhead WebP EXIF gpsinfo.c ProcessGpsInfo heap-based overflow vdb-entry technical-description
- VDB-403215 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-90682 | CVE Analysis and Report third-party-advisory
- Submit #914948 | Matthias-Wandel jhead v3.3 (commit 5007491, 3.08-66-g5007491) heap-buffer-overflow (Get32u) third-party-advisory
- https://github.com/Matthias-Wandel/jhead/issues/99 issue-tracking
- https://github.com/user-attachments/files/30397094/poc.zip exploit
- https://github.com/Matthias-Wandel/jhead/ product