Reachable Assertion in Cairo - CVE-2019-6461

Vulnerability identifier: #VU17100

CSH Severity: Low

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-6461

CWE-ID: CWE-617

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a reachable assertion in the function _cairo_arc_in_direction in the file cairo-arc.c. A remote attacker can cause the service to crash.

Cairo
Gentoo Linux
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap
Ubuntu
openEuler
cairo (Ubuntu package)
libcairo-script-interpreter2
cairo-debugsource
libcairo2-debuginfo-32bit
libcairo-gobject2
libcairo-script-interpreter2-debuginfo
cairo-devel
libcairo-gobject2-debuginfo-32bit
libcairo-gobject2-debuginfo
libcairo2
libcairo2-32bit
libcairo2-debuginfo
libcairo-gobject2-32bit
cairo
cairo-debuginfo
cairo-tools
libcairo2-64bit-debuginfo
libcairo2-32bit-debuginfo
libcairo-gobject2-32bit-debuginfo
cairo-devel-32bit
libcairo-script-interpreter2-32bit-debuginfo
libcairo-script-interpreter2-64bit
libcairo-gobject2-64bit-debuginfo
libcairo-script-interpreter2-32bit
libcairo2-64bit
libcairo-gobject2-64bit
cairo-devel-64bit
libcairo-script-interpreter2-64bit-debuginfo
cairo-tools-debuginfo
x11-libs/cairo

Install update from vendor's website.

Cairo - update to 1.16.1
cairo (Ubuntu package) - addressed in versions 1.14.6-1ubuntu0.1~esm2, 1.15.10-2ubuntu0.1+esm1, 1.16.0-4ubuntu1+esm1, 1.16.0-5ubuntu2.1
libcairo-script-interpreter2 - addressed in versions 1.15.2-25.11.1, 1.16.0-150400.11.6.1
cairo-debugsource - addressed in versions 1.15.2-25.11.1, 1.16.0-150200.5.11.1, 1.16.0-150400.11.6.1
libcairo2-debuginfo-32bit - update to 1.15.2-25.11.1
libcairo-gobject2 - addressed in versions 1.15.2-25.11.1, 1.16.0-150200.5.11.1, 1.16.0-150400.11.6.1
libcairo-script-interpreter2-debuginfo - addressed in versions 1.15.2-25.11.1, 1.16.0-150400.11.6.1
cairo-devel - addressed in versions 1.15.2-25.11.1, 1.16.0-150400.11.6.1
libcairo-gobject2-debuginfo-32bit - update to 1.15.2-25.11.1
libcairo-gobject2-debuginfo - addressed in versions 1.15.2-25.11.1, 1.16.0-150200.5.11.1, 1.16.0-150400.11.6.1
libcairo2 - addressed in versions 1.15.2-25.11.1, 1.16.0-150200.5.11.1, 1.16.0-150400.11.6.1
libcairo2-32bit - addressed in versions 1.15.2-25.11.1, 1.16.0-150400.11.6.1
libcairo2-debuginfo - addressed in versions 1.15.2-25.11.1, 1.16.0-150200.5.11.1, 1.16.0-150400.11.6.1
libcairo-gobject2-32bit - addressed in versions 1.15.2-25.11.1, 1.16.0-150400.11.6.1
cairo-devel - update to 1.15.14-6
cairo - update to 1.15.14-6
cairo-debugsource - update to 1.15.14-6
cairo-debuginfo - update to 1.15.14-6
cairo-tools - update to 1.16.0-150400.11.6.1
libcairo2-64bit-debuginfo - update to 1.16.0-150400.11.6.1
libcairo2-32bit-debuginfo - update to 1.16.0-150400.11.6.1
libcairo-gobject2-32bit-debuginfo - update to 1.16.0-150400.11.6.1
cairo-devel-32bit - update to 1.16.0-150400.11.6.1
libcairo-script-interpreter2-32bit-debuginfo - update to 1.16.0-150400.11.6.1
libcairo-script-interpreter2-64bit - update to 1.16.0-150400.11.6.1
libcairo-gobject2-64bit-debuginfo - update to 1.16.0-150400.11.6.1
libcairo-script-interpreter2-32bit - update to 1.16.0-150400.11.6.1
libcairo2-64bit - update to 1.16.0-150400.11.6.1
libcairo-gobject2-64bit - update to 1.16.0-150400.11.6.1
cairo-devel-64bit - update to 1.16.0-150400.11.6.1
libcairo-script-interpreter2-64bit-debuginfo - update to 1.16.0-150400.11.6.1
cairo-tools-debuginfo - update to 1.16.0-150400.11.6.1
x11-libs/cairo - update to 1.18.0

• https://github.com/TeamSeri0us/pocs/tree/master/gerbv
• https://gitlab.freedesktop.org/cairo/cairo/issues/352

• Denial of service in Cairo
• openEuler 20.03 LTS update for cairo
• Gentoo update for Cairo
• SUSE update for cairo
• SUSE update for cairo
• SUSE update for cairo
• Ubuntu update for cairo