VulnerabilityModified
CVE-2016-5384
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.
HIGH 7.8EPSS 0.40%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.40% probability · 34th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-415
- Affected
- fedoraproject/fedora · fontconfig project/fontconfig · debian/debian linux · canonical/ubuntu linux
- Source
- secalert@redhat.com
References
- http://rhn.redhat.com/errata/RHSA-2016-2601.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3644Third Party Advisory
- http://www.securityfocus.com/bid/92339Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-3063-1Third Party Advisory
- https://cgit.freedesktop.org/fontconfig/commit/?id=7a4a5bd7897d216f0794ca9dbce0a4a5c9d14940Patch, Third Party Advisory
- 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.htmlMailing List, Patch, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2601.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3644Third Party Advisory
- http://www.securityfocus.com/bid/92339Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-3063-1Third Party Advisory
- https://cgit.freedesktop.org/fontconfig/commit/?id=7a4a5bd7897d216f0794ca9dbce0a4a5c9d14940Patch, Third Party Advisory
- 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.htmlMailing List, Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.