Resource Exhaustion Affecting perf package, versions <0:4.18.0-240.el8
Threat Intelligence
EPSS
0.07% (34th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-PERF-3813469
- published 26 Jul 2021
- disclosed 18 Nov 2019
Introduced: 18 Nov 2019
CVE-2019-18808 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 ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-128c66429247.
References
- https://security.netapp.com/advisory/ntap-20191205-0001/
- https://access.redhat.com/security/cve/CVE-2019-18808
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYIFGYEDQXP5DVJQQUARQRK2PXKBKQGY/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YWWOOJKZ4NQYN4RMFIVJ3ZIXKJJI3MKP/
- https://github.com/torvalds/linux/commit/128c66429247add5128c03dc1e144ca56f05a4e2
- http://www.openwall.com/lists/oss-security/2021/09/14/1
- https://access.redhat.com/errata/RHSA-2020:4431
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
- https://usn.ubuntu.com/4525-1/
- https://usn.ubuntu.com/4526-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LYIFGYEDQXP5DVJQQUARQRK2PXKBKQGY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWWOOJKZ4NQYN4RMFIVJ3ZIXKJJI3MKP/
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