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SUSE: CVE-2020-1712: SUSE Linux Security Advisory

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SUSE: CVE-2020-1712: SUSE Linux Security Advisory

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
02/05/2020
Created
02/08/2020
Added
02/06/2020
Modified
02/04/2022

Description

A heap use-after-free vulnerability was found in systemd before version v245-rc1, where asynchronous Polkit queries are performed while handling dbus messages. A local unprivileged attacker can abuse this flaw to crash systemd services or potentially execute code and elevate their privileges, by sending specially crafted dbus messages.

Solution(s)

  • suse-upgrade-libsystemd0
  • suse-upgrade-libsystemd0-32bit
  • suse-upgrade-libsystemd0-mini
  • suse-upgrade-libudev-devel
  • suse-upgrade-libudev-devel-32bit
  • suse-upgrade-libudev-mini-devel
  • suse-upgrade-libudev-mini1
  • suse-upgrade-libudev1
  • suse-upgrade-libudev1-32bit
  • suse-upgrade-nss-myhostname
  • suse-upgrade-nss-myhostname-32bit
  • suse-upgrade-nss-mymachines
  • suse-upgrade-nss-mymachines-32bit
  • suse-upgrade-nss-systemd
  • suse-upgrade-systemd
  • suse-upgrade-systemd-32bit
  • suse-upgrade-systemd-bash-completion
  • suse-upgrade-systemd-container
  • suse-upgrade-systemd-coredump
  • suse-upgrade-systemd-devel
  • suse-upgrade-systemd-doc
  • suse-upgrade-systemd-journal-remote
  • suse-upgrade-systemd-lang
  • suse-upgrade-systemd-logger
  • suse-upgrade-systemd-mini
  • suse-upgrade-systemd-mini-bash-completion
  • suse-upgrade-systemd-mini-container-mini
  • suse-upgrade-systemd-mini-coredump-mini
  • suse-upgrade-systemd-mini-devel
  • suse-upgrade-systemd-mini-sysvinit
  • suse-upgrade-systemd-sysvinit
  • suse-upgrade-udev
  • suse-upgrade-udev-mini

References

  • SUSE-SU-2020:0331-1
  • SUSE-SU-2020:0335-1
  • SUSE-SU-2020:0353-1
  • CVE-2020-1712
  • USN-4269-1

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