Resource Exhaustion Affecting perf package, versions <0:4.18.0-193.el8
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Test your applications- Snyk ID SNYK-RHEL8-PERF-3748366
- published 26 Jul 2021
- disclosed 18 Nov 2019
Introduced: 18 Nov 2019
CVE-2019-19047 Open this link in a new tabHow to fix?
Upgrade RHEL:8 perf to version 0:4.18.0-193.el8 or higher.
This issue was patched in RHSA-2020:1769.
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 mlx5_fw_fatal_reporter_dump() function in drivers/net/ethernet/mellanox/mlx5/core/health.c in the Linux kernel before 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mlx5_crdump_collect() failures, aka CID-c7ed6d0183d5.
References
- https://security.netapp.com/advisory/ntap-20191205-0001/
- https://access.redhat.com/security/cve/CVE-2019-19047
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11
- https://github.com/torvalds/linux/commit/c7ed6d0183d5ea9bc31bcaeeba4070bd62546471
- https://access.redhat.com/errata/RHSA-2020:1769
- https://usn.ubuntu.com/4225-1/