HIGH7.8
fontconfig before 2.12.1 does not validate offsets, which allows local users to trigger arbitrary free calls and consequently conduct double free attacks and execute arbitrary code via a crafted cache file.
CVSS 2.0MEDIUM 4.6
CVSS:2.0/AV:L/AC:L/Au:N/C:P/I:P/A:PCVSS 3.xHIGH 7.8
CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HReferences
- http://rhn.redhat.com/errata/RHSA-2016-2601.html
- http://www.debian.org/security/2016/dsa-3644
- http://www.securityfocus.com/bid/92339
- http://www.ubuntu.com/usn/USN-3063-1
- https://cgit.freedesktop.org/fontconfig/commit/?id=7a4a5bd7897d216f0794ca9dbce0a4a5c9d14940
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6CJ45VRAMCIISHOVKFVOQYQUSTUJP7FC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGOS4YYB7UYAWX5AEXJZHDIX4ZMSXSW5/
- https://lists.freedesktop.org/archives/fontconfig/2016-August/005792.html
- http://rhn.redhat.com/errata/RHSA-2016-2601.html
- http://www.debian.org/security/2016/dsa-3644
- http://www.securityfocus.com/bid/92339
- http://www.ubuntu.com/usn/USN-3063-1
- https://cgit.freedesktop.org/fontconfig/commit/?id=7a4a5bd7897d216f0794ca9dbce0a4a5c9d14940
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6CJ45VRAMCIISHOVKFVOQYQUSTUJP7FC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGOS4YYB7UYAWX5AEXJZHDIX4ZMSXSW5/
- https://lists.freedesktop.org/archives/fontconfig/2016-August/005792.html