Description
GNU Libextractor through 1.8 has a NULL Pointer Dereference vulnerability in the function process_metadata() in plugins/ole2_extractor.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 | libextractor | 1:1.8-2 | — |
| Debian 13 | libextractor | 1:1.8-2 | — |
| Debian 12 | libextractor | 1:1.8-2 | — |
| Debian 9 | libextractor | 1:1.3-4+deb9u3 | DSA-4361-1 |
| Debian 8 | libextractor | 1:1.3-2+deb8u4 | DLA-1616-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | libextractor | No fix yet | — |
| Ubuntu 16.04 LTS | libextractor | 1:1.3-4+deb9u3build0.16.04.1 | USN-4641-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | libextractor | 1:1.3-1ubuntu0.1~esm1 | — |
Advisories 3
- USN-4641-1 libextractor vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DSA-4361-1 libextractor - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1616-1 libextractor - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://gnunet.org/bugs/view.php?id=5494
- [debian-lts-announce] 20181224 [SECURITY] [DLA 1616-1] libextractor security update mailing-list
- DSA-4361 vendor-advisory
- https://gnunet.org/git/libextractor.git/tree/ChangeLog
- https://gnunet.org/git/libextractor.git/commit/?id=489c4a540bb2c4744471441425b8932b97a153e7
- 106300 vdb-entry