Integer overflow in gd_io.c in the GD Graphics Library (aka libgd) before 2.2.4 allows remote attackers to have unspecified impact via vectors involving the number of horizontal and vertical chunks in an image.
http://libgd.github.io/release-2.2.4.html
http://www.debian.org/security/2017/dsa-3777
http://www.openwall.com/lists/oss-security/2017/01/26/1
http://www.openwall.com/lists/oss-security/2017/01/28/6
http://www.securityfocus.com/bid/95869
http://www.securitytracker.com/id/1037659
https://access.redhat.com/errata/RHSA-2017:3221
https://access.redhat.com/errata/RHSA-2018:1296
https://github.com/libgd/libgd/commit/69d2fd2c597ffc0c217de1238b9bf4d4bceba8e6
Source: MITRE
Published: 2017-03-15
Updated: 2018-05-04
Type: CWE-190
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
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.8
Severity: HIGH