Incomplete Cleanup Affecting kernel-debug package, versions <0:4.18.0-372.26.1.el8_6
Threat Intelligence
EPSS
0.05% (20th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUG-4296516
- published 10 Aug 2022
- disclosed 14 Jun 2022
Introduced: 14 Jun 2022
CVE-2022-21166 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-debug to version 0:4.18.0-372.26.1.el8_6 or higher.
This issue was patched in RHSA-2022:6460.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
Incomplete cleanup in specific special register write operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
References
- https://access.redhat.com/security/cve/CVE-2022-21166
- https://access.redhat.com/errata/RHSA-2022:6460
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FHTEW3RXU2GW6S3RCPQG4VNCZGI3TOSV/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MCVOMHBQRH4KP7IN6U24CW7F2D2L5KBS/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RKRXZ4LHGCGMOG24ZCEJNY6R2BTS4S2Q/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T4P2KJYL74KGLHE4JZETVW7PZH6ZIABA/
- http://www.openwall.com/lists/oss-security/2022/06/16/1
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FHTEW3RXU2GW6S3RCPQG4VNCZGI3TOSV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MCVOMHBQRH4KP7IN6U24CW7F2D2L5KBS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RKRXZ4LHGCGMOG24ZCEJNY6R2BTS4S2Q/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4P2KJYL74KGLHE4JZETVW7PZH6ZIABA/
- https://security.gentoo.org/glsa/202208-23
- https://security.netapp.com/advisory/ntap-20220624-0008/
- https://www.debian.org/security/2022/dsa-5173
- https://www.debian.org/security/2022/dsa-5178
- https://www.debian.org/security/2022/dsa-5184
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.html
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