CVE-2024-45332 — Exposure of Sensitive Information caused by Shared Microarchitectural Predictor State that Influences Transient Execution in Intel-microcode

CWE-1423 — Exposure of Sensitive Information caused by Shared Microarchitectural Predictor State that Influences Transient Execution8 documents7 sources
Severity
5.7MEDIUMNVD
EPSS
0.1%
top 71.75%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Debian Intel-microcode
Timeline
PublishedMay 13
Latest updateMay 27

Description

Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution in the indirect branch predictors for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS vector

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Affected Packages1 packages

▶debiandebian/intel-microcode< intel-microcode 3.20250512.1~deb12u1 (bookworm)

🔴Vulnerability Details

3
OSV
intel-microcode vulnerabilities↗2025-05-27
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OSV
CVE-2024-45332: Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution in the indirect branch predi↗2025-05-13
▶
GHSA
GHSA-m3hm-6gqp-pf9f: Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution in the indirect branch predi↗2025-05-13
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📋Vendor Advisories

3
Ubuntu
Intel Microcode vulnerabilities↗2025-05-27
▶
Red Hat
microcode_ctl: Exposure of sensitive information↗2025-05-13
▶
Debian
CVE-2024-45332: intel-microcode - Exposure of sensitive information caused by shared microarchitectural predictor ...↗2024
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🕵️Threat Intelligence

1
Bleepingcomputer
New Intel CPU flaws leak sensitive data from privileged memory↗2025-05-13
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