Information Exposure Affecting kernel-debug-core package, versions <0:4.18.0-372.32.1.el8_6
Threat Intelligence
EPSS
0.06% (25th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDEBUGCORE-3062721
- published 26 Oct 2022
- disclosed 12 Jul 2022
Introduced: 12 Jul 2022
CVE-2022-29900 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-debug-core to version 0:4.18.0-372.32.1.el8_6 or higher.
This issue was patched in RHSA-2022:7110.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug-core package and not the kernel-debug-core package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
Mis-trained branch predictions for return instructions may allow arbitrary speculative code execution under certain microarchitecture-dependent conditions.
References
- https://access.redhat.com/security/cve/CVE-2022-29900
- https://access.redhat.com/errata/RHSA-2022:7110
- http://xenbits.xen.org/xsa/advisory-407.html
- http://www.openwall.com/lists/oss-security/2022/07/12/2
- https://comsec.ethz.ch/retbleed
- http://www.openwall.com/lists/oss-security/2022/07/12/5
- http://www.openwall.com/lists/oss-security/2022/07/12/4
- http://www.openwall.com/lists/oss-security/2022/07/13/1
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M27MB3QFNIJV4EQQSXWARHP3OGX6CR6K/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D4RW5FCIYFNCQOEFJEUIRW3DGYW7CWBG/
- https://www.debian.org/security/2022/dsa-5184
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KLSRW4LLTAT3CZMOYVNTC7YIYGX3KLED/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MYI3OMJ7RIZNL3C6GUWNANNPEUUID6FM/
- https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MYI3OMJ7RIZNL3C6GUWNANNPEUUID6FM/
- https://security.gentoo.org/glsa/202402-07
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1037
- https://www.debian.org/security/2022/dsa-5207
- https://www.secpod.com/blog/retbleed-intel-and-amd-processor-information-disclosure-vulnerability/
CVSS Scores
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