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 Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade fontconfig. | Aug 30, 2017 | Aug 12, 2016 |
| Debian | — | Upgrade fontconfig | Aug 8, 2016 | Aug 8, 2016 |
| Freebsd | — | Upgrade fontconfig | Dec 10, 2025 | Aug 21, 2016 |
| Huawei Euleros 2_0_sp1 | — | Upgrade fontconfig-develUpgrade fontconfig | Nov 30, 2017 | Aug 12, 2016 |
| Oracle Solaris | — | Upgrade x11/library/libxv to version 1.0.10-0.175.3.15.0.3.1517 on Solaris 11.3Upgrade system/library/fontconfig to version 2.12.1-0.175.3.15.0.3.1517 on Solaris 11.3Upgrade x11/library/libxvmc to version 1.0.8-0.175.3.15.0.3.1517 on Solaris 11.3Upgrade x11/library/libxrender to version 0.9.8-0.175.3.15.0.3.1517 on Solaris 11.3Upgrade x11/library/libxfixes to version 5.0.1-0.175.3.15.0.3.1517 on Solaris 11.3Upgrade system/library/freetype-2 to version 2.6.3-0.175.3.15.0.3.1517 on Solaris 11.3Upgrade x11/library/libxi to version 1.7.2-0.175.3.15.0.3.1517 on Solaris 11.3Upgrade x11/library/libxtst to version 1.2.2-0.175.3.15.0.3.1517 on Solaris 11.3Upgrade x11/library/libx11 to version 1.6.2-0.175.3.15.0.3.1517 on Solaris 11.3Upgrade x11/library/libxrandr to version 1.4.2-0.175.3.15.0.3.1517 on Solaris 11.3 | May 29, 2017 | Aug 12, 2016 |
| Oracle_linux | — | Upgrade fontconfigUpgrade fontconfig-develUpgrade fontconfig-devel-doc | Nov 9, 2016 | Aug 5, 2016 |
| Redhat_linux | — | No solution existsUpgrade fontconfig-debuginfoUpgrade fontconfig-devel-docUpgrade fontconfig-develUpgrade fontconfig | Nov 4, 2016 | Aug 12, 2016 |
| Suse | — | Upgrade fontconfig-devel-32bitUpgrade fontconfig-x86Upgrade fontconfig-32bitUpgrade fontconfig-develUpgrade fontconfig | Aug 30, 2016 | Aug 12, 2016 |
| Ubuntu | — | Upgrade fontconfigUpgrade libfontconfig1 | Aug 22, 2016 | Aug 12, 2016 |
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