Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2016-5384 |
CWE-ID | CWE-415 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software Subscribe |
Fontconfig Universal components / Libraries / Libraries used by multiple products |
Vendor | Freedesktop.org |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU32257
Risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2016-5384
CWE-ID:
CWE-415 - Double Free
Exploit availability: No
DescriptionThe vulnerability allows a local authenticated user to execute arbitrary code.
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.
MitigationInstall update from vendor's website.
Vulnerable software versionsFontconfig: 2.12.0
CPE2.3 External linkshttp://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
http://cgit.freedesktop.org/fontconfig/commit/?id=7a4a5bd7897d216f0794ca9dbce0a4a5c9d14940
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6CJ45VRAMCIISHOVKFVOQYQUSTUJP7FC/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGOS4YYB7UYAWX5AEXJZHDIX4ZMSXSW5/
http://lists.freedesktop.org/archives/fontconfig/2016-August/005792.html
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.