PT-2019-4417 · Linux+5 · Linux Kernel+5

Published 2019-09-28 · Updated 2021-05-28 · CVE-2019-19072

Positive Technologies (AI Summary)

CVSS v2.0

4.9

Medium

Base vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel versions through 5.3.11

Description The issue is related to a memory leak in the predicate parse() function, which can lead to uncontrolled resource consumption. This can be exploited by a remote attacker to cause a denial of service, specifically through memory consumption.

Recommendations For Linux kernel versions through 5.3.11, update to a version that contains a fix for this issue to prevent potential denial of service attacks. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Memory Leak

Resource Exhaustion

Weakness Enumeration

CWE-401

CWE-400

Related Identifiers

ALSA-2020:4431

ALT-PU-2019-3180

ALT-PU-2019-3184

ALT-PU-2019-3268

ALT-PU-2020-1198

ALT-PU-2020-1421

ALT-PU-2020-1450

ALT-PU-2020-1501

ALT-PU-2020-1714

ALT-PU-2020-2410

ALT-PU-2020-2433

ALT-PU-2021-1870

BDU:2020-00160

CESA-2020_4431

CESA-2020_4609

CVE-2019-19072

RHSA-2020:4431

RHSA-2020:4609

RHSA-2020_4431

RHSA-2020_4609

USN-4225-1

USN-4225-2

USN-4226-1

Affected Products

Alt Linux

Almalinux

Centos

Linux Kernel

Red Hat

Ubuntu

References · 106

• https://github.com/torvalds/linux/commit/96c5c6e6a5b6db592acae039fed54b5c8844cd35 · Patch
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4225-2 · Vendor Advisory
• https://usn.ubuntu.com/4225-1 · Vendor Advisory
• https://usn.ubuntu.com/4226-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-17133 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-19047 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2019-19072 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-19807 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-19072 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-16231 · Vendor Advisory
• https://osv.dev/vulnerability/USN-4225-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-19044 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-19075 · Vendor Advisory