Vulnerabilities

CVSS

4.7 Medium

Vector

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

Risk score

37.6

Published

2023-08-08

Status

Modified

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.

Weaknesses

CWE-203

Coverage 1

vulnerability

New Interrupt Injection Attack Can Bypass Spectre v2 Defenses on Intel and AMD CPUs

Researchers at MIT have discovered a new vulnerability, dubbed INTERRUPT INJECTION, that allows an unprivileged Linux program to bypass Spectre v2 defenses on Intel and AMD CPUs. By precisely timing a hardware interrupt,…

The Hacker News · Aug 6, 2026 High

CVE-2023-20569spectreinterruptkernel

All articles mentioning it

Advisories and references

• openwall.com/lists/oss-security/2023/08/08/4
• xenbits.xen.org/xsa/advisory-434.html
• comsec.ethz.ch/research/microarch/inception/
• lists.debian.org/debian-lts-announce/2023/08/msg00013.html
• lists.fedoraproject.org/archives/list/[email protected]...
• lists.fedoraproject.org/archives/list/[email protected]...
• lists.fedoraproject.org/archives/list/[email protected]...
• lists.fedoraproject.org/archives/list/[email protected]...
• security.netapp.com/advisory/ntap-20240605-0006/
• amd.com/en/corporate/product-security/bulletin/AMD-SB-7005