Resource Exhaustion Affecting perf package, versions <0:4.18.0-240.el8
Threat Intelligence
EPSS
0.05% (16th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-PERF-3794804
- published 26 Jul 2021
- disclosed 21 Nov 2019
Introduced: 21 Nov 2019
CVE-2019-19072 Open this link in a new tabHow to fix?
Upgrade RHEL:8 perf to version 0:4.18.0-240.el8 or higher.
This issue was patched in RHSA-2020:4431.
NVD Description
Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
A memory leak in the predicate_parse() function in kernel/trace/trace_events_filter.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption), aka CID-96c5c6e6a5b6.
References
- https://security.netapp.com/advisory/ntap-20191205-0001/
- https://access.redhat.com/security/cve/CVE-2019-19072
- 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/
- https://github.com/torvalds/linux/commit/96c5c6e6a5b6db592acae039fed54b5c8844cd35
- https://access.redhat.com/errata/RHSA-2020:4431
- https://usn.ubuntu.com/4225-1/
- https://usn.ubuntu.com/4225-2/
- https://usn.ubuntu.com/4226-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/
CVSS Scores
version 3.1