The bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont before 1.4.9 and 1.5.x before 1.5.1 does not properly handle character bitmaps it cannot read, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) and possibly execute arbitrary code via a crafted BDF font file.
CVSS Details
- CVSS 3.1 Base Score: 8
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade libxfont | Aug 30, 2017 | Mar 20, 2015 |
| Centos_linux | — | Upgrade libXfont-develUpgrade libXfont | Dec 1, 2016 | Mar 20, 2015 |
| Debian | — | Upgrade libxfont | Jul 30, 2024 | Mar 20, 2015 |
| Freebsd | — | Upgrade linux-f10-xorg-libsUpgrade linux-c6-xorg-libsUpgrade libXfont | Dec 10, 2025 | Mar 18, 2015 |
| Gentoo Linux | — | Upgrade x11-libs/libXfont. | Oct 30, 2017 | Mar 20, 2015 |
| Oracle Solaris | — | Upgrade consolidation/X/X-incorporation to version 0.5.11-0.175.3.0.0.30.1483 on Solaris 11.3Upgrade x11/server/xvfb to version 1.14.5-0.175.2.9.0.4.1428 on Solaris 11.2Upgrade x11/library/libxfont to version 1.4.7-0.175.2.9.0.4.1428 on Solaris 11.2Upgrade x11/server/xorg to version 1.14.5-0.175.2.9.0.4.1428 on Solaris 11.2Upgrade x11/server/xdmx to version 1.14.5-0.175.2.9.0.4.1428 on Solaris 11.2Upgrade x11/server/xephyr to version 1.14.5-0.175.2.9.0.4.1428 on Solaris 11.2Upgrade x11/server/xvnc to version 1.1.0-0.175.2.9.0.4.1428 on Solaris 11.2 | May 29, 2017 | Mar 20, 2015 |
| Oracle_linux | — | Upgrade libXfontUpgrade libXfont-devel | Oct 16, 2024 | Mar 20, 2015 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Mar 17, 2015 |
| Suse | — | Upgrade xorg-x11-develUpgrade libXfont-develUpgrade xorg-x11-libs-x86Upgrade xorg-x11-devel-32bitUpgrade xorg-x11-libs-32bitUpgrade xorg-x11-libsUpgrade libXfont1 | Dec 18, 2015 | Mar 20, 2015 |
| Ubuntu | — | Upgrade libxfont1 | Nov 8, 2024 | Mar 20, 2015 |
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