Vulnerabilities > CVE-2023-20569 - Information Exposure Through Discrepancy vulnerability in multiple products
Attack vector
LOCAL Attack complexity
HIGH Privileges required
LOW Confidentiality impact
HIGH Integrity impact
NONE Availability impact
NONE Summary
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.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- 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/[email protected]/message/L4E4TZNMLYL2KETY23IPA43QXFAVJ46V/
- https://lists.fedoraproject.org/archives/list/[email protected]/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/[email protected]/message/T7WO5JM74YJSYAE5RBV4DC6A4YLEKWLF/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/HKKYIK2EASDNUV4I7EFJKNBVO3KCKGRR/