CVE-2023-38575

Aliases:ALPINE-CVE-2023-38575DEBIAN-CVE-2023-38575
Advisory lineage Upstream: 0 Downstream: 13
Deferred
Published: 14 Mar 2024, 16:45
Last modified:13 Feb 2025, 17:01

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
v3.1 (cve.org)
EPSS Score
0.27% LOW
0% probability +0.24%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

14 Mar 2024, 16:45
Published
Vulnerability first disclosed
13 Feb 2025, 17:01
Last Modified
Vulnerability information updated

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 Metrics

  • v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Trends

Current EPSS score: 0.27%• Percentile: 19%

Techniques & Countermeasures

  • CWE-1303•Non-Transparent Sharing of Microarchitectural Resources

    Hardware structures shared across execution contexts (e.g., caches and branch predictors) can violate the expected architecture isolation between contexts.

Affected Systems

  • alpine•intel-ucode

    < 20240813-r0 | < 20240813-r0 | < 20240312-r0 | < 20240312-r0 | < 20240312-r0 | < 20240312-r0 | < 20240312-r0 | < 20240312-r0

  • debian•intel-microcode

    < 3.20240312.1~deb11u1 | < 3.20240312.1~deb12u1 | < 3.20240312.1 | < 3.20240312.1

References (5)