Information Exposure The advisory has been revoked - it doesn't affect any version of package kernel-core (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL9-KERNELCORE-9435075
- published15 Mar 2025
- disclosed12 Jul 2022
Introduced: 12 Jul 2022
CVE-2022-29900 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:9.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-core package and not the kernel-core package as distributed by RHEL.
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
- 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/