CVE-2018-14347 — GNU Libextractor before 1

GNU Libextractor before 1.7 contains an infinite loop vulnerability in EXTRACTOR_mpeg_extract_method (mpeg_extractor.c).

01What is this vulnerability?

GNU Libextractor before 1.7 contains an infinite loop vulnerability in EXTRACTOR_mpeg_extract_method (mpeg_extractor.c).

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-07-17T15:00:00.000Z
• Last modified: 2024-08-05T09:21:41.680Z

09References

• www.debian.org — https://www.debian.org/security/2018/dsa-4290
• gnunet.org — https://gnunet.org/bugs/view.php?id=5399
• lists.debian.org — https://lists.debian.org/debian-lts-announce/2018/08/msg00025.html
• gnunet.org — https://gnunet.org/git/libextractor.git/commit/?id=f033468cd36e2b8bf92d747fbd683…
• lists.gnu.org — http://lists.gnu.org/archive/html/bug-libextractor/2018-07/msg00000.html