Memory leak in Linux kernel - CVE-2019-19072
Published: November 27, 2019
Vulnerability identifier: #VU23034
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-19072
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the "predicate_parse()" function in "kernel/trace/trace_events_filter.c" file. A local attacker can cause a denial of service (memory consumption).
How to mitigate CVE-2019-19072
Install update from vendor's website.
Sources
- https://github.com/torvalds/linux/commit/96c5c6e6a5b6db592acae039fed54b5c8844cd35
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/