CVE-2019-3815
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. Limited direct impact.
- Exploit odds
- 0.4% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.4% in the next 30 days (EPSS).
- Severity: 3.3 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Weakness
- CWE-401
- Record status
- Modified
Affected
- Redhat Openshift Container Platform 3.11
- Redhat Enterprise Linux Desktop 7.0
- Redhat Enterprise Linux Server 7.0
- Redhat Enterprise Linux Server Aus 7.6
- Redhat Enterprise Linux Server Eus 7.6
- Redhat Enterprise Linux Workstation 7.0
- Debian Linux 8.0
Attack profile CVSS 3.1 · 3.3
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2019-3815.md and follow it. Check whether this project is affected by CVE-2019-3815. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2019:0201
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3815
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2019:0201
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3815
References
- http://www.securityfocus.com/bid/106632
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2019:0201
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3815
- https://lists.debian.org/debian-lts-announce/2019/03/msg00013.html
- http://www.securityfocus.com/bid/106632
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2019:0201
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3815
- https://lists.debian.org/debian-lts-announce/2019/03/msg00013.html