CVE-2018-16865

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CVE-2018-16865

Summary:

Details: An allocation of memory without limits, that could result in the stack clashing with another memory region, was discovered in systemd-journald when many entries are sent to the journal socket. A local attacker, or a remote one if systemd-journal-remote is used, may use this flaw to crash systemd-journald or execute code with journald privileges. Versions through v240 are vulnerable.

References: http://packetstormsecurity.com/files/152841/System-Down-A-systemd-journald-Exploit.html, http://seclists.org/fulldisclosure/2019/May/21, http://www.openwall.com/lists/oss-security/2019/05/10/4, http://www.openwall.com/lists/oss-security/2021/07/20/2, http://www.securityfocus.com/bid/106525, https://access.redhat.com/errata/RHBA-2019:0327, https://access.redhat.com/errata/RHSA-2019:0049, https://access.redhat.com/errata/RHSA-2019:0204, https://access.redhat.com/errata/RHSA-2019:0271, https://access.redhat.com/errata/RHSA-2019:0342, https://access.redhat.com/errata/RHSA-2019:0361, https://access.redhat.com/errata/RHSA-2019:2402, https://lists.debian.org/debian-lts-announce/2019/01/msg00016.html, https://seclists.org/bugtraq/2019/May/25, https://security.gentoo.org/glsa/201903-07, https://security.netapp.com/advisory/ntap-20190117-0001/, https://usn.ubuntu.com/3855-1/, https://www.debian.org/security/2019/dsa-4367, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16865, https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html, https://www.qualys.com/2019/01/09/system-down/system-down.txt