CVE-2017-11403

high

Description

The ReadMNGImage function in coders/png.c in GraphicsMagick 1.3.26 has an out-of-order CloseBlob call, resulting in a use-after-free via a crafted file.

References

http://hg.code.sf.net/p/graphicsmagick/code/rev/d0a76868ca37

https://blogs.gentoo.org/ago/2017/07/12/graphicsmagick-use-after-free-in-closeblob-blob-c/

https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html

https://www.debian.org/security/2018/dsa-4321

Details

Source: MITRE

Published: 2017-07-18

Updated: 2018-10-18

Type: CWE-416

Risk Information

CVSS v2

Base Score: 6.8

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH