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CVE-2019-3815

Status Candidate

Overview

A memory leak was discovered in the backport of fixes for CVE-2018-16864 in Red Hat Enterprise Linux. Function dispatch_message_real() in journald-server.c does not free the memory allocated by set_iovec_field_free() to store the `_CMDLINE=` entry. A local attacker may use this flaw to make systemd-journald crash. This issue only affects versions shipped with Red Hat Enterprise since v219-62.2.

Related Files

Red Hat Security Advisory 2019-0201-01
Posted Jan 29, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-0201-01 - The systemd packages contain systemd, a system and service manager for Linux, compatible with the SysV and LSB init scripts. It provides aggressive parallelism capabilities, uses socket and D-Bus activation for starting services, offers on-demand starting of daemons, and keeps track of processes using Linux cgroups. Issues addressed include a memory leak vulnerability.

tags | advisory, memory leak
systems | linux, redhat
advisories | CVE-2019-3815
SHA-256 | 850add0778d93ddf380dd47cb0d948b7e9aaf8c2a1e05dd1f3eb6693c18ff086
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