CVE-2023-38575Non-Transparent Sharing of Microarchitectural Resources in Intel-microcode

Severity
5.5MEDIUMNVD
OSV6.1
EPSS
0.0%
top 92.41%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMar 14
Latest updateOct 18

Description

Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages1 packages

debiandebian/intel-microcode< intel-microcode 3.20240312.1~deb12u1 (bookworm)

🔴Vulnerability Details

3
OSV
intel-microcode vulnerabilities2024-05-29
GHSA
GHSA-x28p-h97m-3347: Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable in2024-03-14
OSV
CVE-2023-38575: Non-transparent sharing of return predictor targets between contexts in some Intel(R) Processors may allow an authorized user to potentially enable in2024-03-14

📋Vendor Advisories

3
Ubuntu
Intel Microcode vulnerabilities2024-05-29
Red Hat
kernel: Local information disclosure in some Intel(R) processors2024-02-14
Debian
CVE-2023-38575: intel-microcode - Non-transparent sharing of return predictor targets between contexts in some Int...2023

🕵️Threat Intelligence

1
Bleepingcomputer
Intel, AMD CPUs on Linux impacted by newly disclosed Spectre bypass2024-10-18

💬Community

1
Bugzilla
CVE-2023-38575 kernel: Local information disclosure in some Intel(R) processors2024-03-21