CVE-2023-20569 — MEDIUM (4.7)

Q: How severe is CVE-2023-20569?

CVE-2023-20569 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2023-20569?

Check the references section above for vendor advisories and patch information. Affected products include: Fedoraproject Fedora, Debian Debian Linux, Amd Ryzen 9 5950X Firmware, Amd Ryzen 9 5950X, Amd Ryzen 9 5900X Firmware.

Vulnerability Description

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.

CVSS Score

4.7

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Fedoraproject	Fedora	37
Debian	Debian Linux	10.0
Amd	Ryzen 9 5950X Firmware	< comboam4v2pi_1.2.0.b
Amd	Ryzen 9 5950X	-
Amd	Ryzen 9 5900X Firmware	< comboam4v2pi_1.2.0.b
Amd	Ryzen 9 5900X	-
Amd	Ryzen 9 5900 Firmware	< comboam4v2pi_1.2.0.b
Amd	Ryzen 9 5900	-
Amd	Ryzen 9 Pro 5945 Firmware	< comboam4v2pi_1.2.0.b
Amd	Ryzen 9 Pro 5945	-
Amd	Ryzen 7 5800X3D Firmware	< comboam4v2pi_1.2.0.b
Amd	Ryzen 7 5800X3D	-
Amd	Ryzen 7 5800X Firmware	< comboam4v2pi_1.2.0.b
Amd	Ryzen 7 5800X	-
Amd	Ryzen 7 5800 Firmware	< comboam4v2pi_1.2.0.b
Amd	Ryzen 7 5800	-
Amd	Ryzen 7 5700X Firmware	< comboam4v2pi_1.2.0.b
Amd	Ryzen 7 5700X	-
Amd	Ryzen 7 Pro 5845 Firmware	< comboam4v2pi_1.2.0.b
Amd	Ryzen 7 Pro 5845	-

Related Weaknesses (CWE)

CWE-203

References

http://www.openwall.com/lists/oss-security/2023/08/08/4Mailing List
http://xenbits.xen.org/xsa/advisory-434.htmlThird Party Advisory
https://comsec.ethz.ch/research/microarch/inception/ExploitThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/08/msg00013.htmlMailing List
https://lists.fedoraproject.org/archives/list/[email protected]Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]Mailing List
https://lists.fedoraproject.org/archives/list/[email protected]Mailing List
https://lists.fedoraproject.org/archives/list/[email protected]Mailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20240605-0006/
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7005Vendor Advisory
https://www.debian.org/security/2023/dsa-5475Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/08/08/4Mailing List
http://xenbits.xen.org/xsa/advisory-434.htmlThird Party Advisory
https://comsec.ethz.ch/research/microarch/inception/ExploitThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/08/msg00013.htmlMailing List

FAQ

What is CVE-2023-20569?

CVE-2023-20569 is a vulnerability with a CVSS score of 4.7 (MEDIUM). 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, po...

How severe is CVE-2023-20569?

CVE-2023-20569 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-20569?

Check the references section above for vendor advisories and patch information. Affected products include: Fedoraproject Fedora, Debian Debian Linux, Amd Ryzen 9 5950X Firmware, Amd Ryzen 9 5950X, Amd Ryzen 9 5900X Firmware.