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systemd: out-of-bounds read when parsing a crafted syslog message

🗓️ 25 Feb 2020 12:14:48Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

systemd-journald has an out-of-bounds read when parsing syslog messages ending with a colon.

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Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7.4ppc64lelibgudev10:219-42.el7_4.20libgudev1-0:219-42.el7_4.20.ppc64le.rpm
Red Hat Enterprise Linux7.4x86_64libgudev10:219-42.el7_4.20libgudev1-0:219-42.el7_4.20.x86_64.rpm
Red Hat Enterprise Linux7.4anylibgudev10:219-42.el7_4.20.i686libgudev1-0:219-42.el7_4.20.i686.noarch.rpm
Red Hat Enterprise Linux7.4ppc64lelibgudev1-devel0:219-42.el7_4.20libgudev1-devel-0:219-42.el7_4.20.ppc64le.rpm
Red Hat Enterprise Linux7.4x86_64libgudev1-devel0:219-42.el7_4.20libgudev1-devel-0:219-42.el7_4.20.x86_64.rpm
Red Hat Enterprise Linux7.4anylibgudev1-devel0:219-42.el7_4.20.i686libgudev1-devel-0:219-42.el7_4.20.i686.noarch.rpm
Red Hat Enterprise Linux7.4ppc64lesystemd0:219-42.el7_4.20systemd-0:219-42.el7_4.20.ppc64le.rpm
Red Hat Enterprise Linux7.4x86_64systemd0:219-42.el7_4.20systemd-0:219-42.el7_4.20.x86_64.rpm
Red Hat Enterprise Linux7.4ppc64lesystemd-debuginfo0:219-42.el7_4.20systemd-debuginfo-0:219-42.el7_4.20.ppc64le.rpm
Red Hat Enterprise Linux7.4x86_64systemd-debuginfo0:219-42.el7_4.20systemd-debuginfo-0:219-42.el7_4.20.x86_64.rpm
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27 Jun 2026 02:29Current
7.3High risk
Vulners AI Score7.3
CVSS 22.1
CVSS 3.13.3
CVSS 34.3
EPSS0.01051
SSVC
4