CVE-2016-6525

critical
Published 2016-09-22 · Modified 2026-05-06
CVSS v3
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.5
VIR risk
9.8

Description

Heap-based buffer overflow in the pdf_load_mesh_params function in pdf/pdf-shade.c in MuPDF allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a large decode array.

Predictions

Exploit likelihood
97%
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-2016-6525

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://www.openwall.com/lists/oss-security/2016/08/03/8

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://bugs.ghostscript.com/show_bug.cgi?id=696954

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed1.9a+ds1-1.2
debian debianbullseyefixed1.9a+ds1-1.2
debian debianforkyfixed1.9a+ds1-1.2
debian debiansidfixed1.9a+ds1-1.2
debian debiantrixiefixed1.9a+ds1-1.2
debian debian8.0affected

Application impact

VendorProductVersionsFixed
artifexmupdf{"endIncluding":"1.9"}

References

CWEs

CWE-119

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