CVE-2015-7700

critical

Published 2017-08-31 · Modified 2026-05-13

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

Double-free vulnerability in the sPLT chunk structure and png.c in pngcrush before 1.7.87 allows attackers to have unspecified impact via unknown vectors.

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-2015-7700

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://sourceforge.net/p/pmt/news/2015/10/pngcrush-1787-released/

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`1.8.13-0.1`
debian	bullseye	fixed	`1.8.13-0.1`
debian	forky	fixed	`1.8.13-0.1`
debian	sid	fixed	`1.8.13-0.1`
debian	trixie	fixed	`1.8.13-0.1`

Application impact

Vendor	Product	Versions	Fixed
pngcrush_project	pngcrush	`{"endIncluding":"1.7.86"}`

References

http://pmt.sourceforge.net/pngcrush/changelog.html
https://sourceforge.net/p/pmt/news/2015/10/pngcrush-1787-released/
https://security-tracker.debian.org/tracker/CVE-2015-7700

CWEs

CWE-415

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