In systemd 259, systemd-journald can send ANSI escape sequences to the terminals of arbitrary users when a "logger -p emerg" command is executed, if ForwardToWall=yes is set.
3.3Niedrig
CVE-2019-3815
Beschreibung
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.
Schwachstellentyp (CWE):
CWE-401
Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.
Betroffene Produkte und Versionen
| Hersteller | Produkt | Versionen | |
|---|---|---|---|
| The systemd Project | systemd | v219-62.2 and newer |
Referenzen und Patches
- [debian-lts-announce] 20190313 [SECURITY] [DLA 1711-1] systemd security update mailing-list
- 106632 vdb-entry
- RHSA-2019:0201 vendor-advisory
- RHBA-2019:0327 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3815