Information Exposure Affecting kernel-rt-debug-modules-extra package, versions <0:5.14.0-284.48.1.rt14.333.el9_2
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Test your applications- Snyk ID SNYK-RHEL9-KERNELRTDEBUGMODULESEXTRA-6196919
- published 26 Jan 2024
- disclosed 8 Aug 2023
Introduced: 8 Aug 2023
CVE-2023-20569 Open this link in a new tabHow to fix?
Upgrade RHEL:9 kernel-rt-debug-modules-extra to version 0:5.14.0-284.48.1.rt14.333.el9_2 or higher.
This issue was patched in RHSA-2024:0439.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-modules-extra package and not the kernel-rt-debug-modules-extra package as distributed by RHEL.
See How to fix? for RHEL:9 relevant fixed versions and status.
A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.
References
- https://access.redhat.com/security/cve/CVE-2023-20569
- https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7005
- http://xenbits.xen.org/xsa/advisory-434.html
- http://www.openwall.com/lists/oss-security/2023/08/08/4
- https://comsec.ethz.ch/research/microarch/inception/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L4E4TZNMLYL2KETY23IPA43QXFAVJ46V/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PKK3IA63LSKM4EC3TN4UM6DDEIOWEQIG/
- https://lists.debian.org/debian-lts-announce/2023/08/msg00013.html
- https://www.debian.org/security/2023/dsa-5475
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7WO5JM74YJSYAE5RBV4DC6A4YLEKWLF/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HKKYIK2EASDNUV4I7EFJKNBVO3KCKGRR/
- https://security.netapp.com/advisory/ntap-20240605-0006/