CVE-2023-20569

Sažetak

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.

Reference

http://www.openwall.com/lists/oss-security/2023/08/08/4
http://xenbits.xen.org/xsa/advisory-434.html
https://comsec.ethz.ch/research/microarch/inception/
https://lists.debian.org/debian-lts-announce/2023/08/msg00013.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HKKYIK2EASDNUV4I7EFJKNBVO3KCKGRR/
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.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T7WO5JM74YJSYAE5RBV4DC6A4YLEKWLF/
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7005
https://www.debian.org/security/2023/dsa-5475

CVSS

Base:	4.7
Impact:	3.6
Exploitability:	1.0

Pristup

Vektor	Složenost	Autentikacija
LOCAL	HIGH	LOW

Impact

Povjerljivost	Cjelovitost	Dostupnost
HIGH	NONE	NONE

CVSS vektor

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Zadnje važnije ažuriranje

01-04-2024 - 15:46

Objavljeno

08-08-2023 - 18:15