CVE-2018-6544

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

pdf_load_obj_stm in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 could reference the object stream recursively and therefore run out of error stack, which allows remote attackers to cause a denial of service via a crafted PDF document.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-6544

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201805-4

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201805-5

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201805-7

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201805-6

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201805-12

OS impact

OSVersionStatusFixed in
arch archfixed0.3.3-3
debian debianbookwormfixed1.12.0+ds1-1
debian debianbullseyefixed1.12.0+ds1-1
debian debianforkyfixed1.12.0+ds1-1
debian debiansidfixed1.12.0+ds1-1
debian debiantrixiefixed1.12.0+ds1-1

References

Verify integrity in audit chain (admin only). AS-IS.