CVE-2021-26339

Description

A bug in AMD CPUs core logic may allow for an attacker, using specific code from an unprivileged VM, to trigger a CPU core hang resulting in a potential denial of service. AMD believes the specific code includes a specific x86 instruction sequence that would not be generated by compilers.

Risk Information

Base Score
5.5
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.09

Associated Vulnerability

VulnerabilityOS Platform
SUSE-SU-2022:1846-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-firmware-20190618-5.25.2.noarch.rpmLinux
SUSE-SU-2022:1846-1(SUSE Linux Enterprise Server 12-SP5 ) ucode-amd-20190618-5.25.2.noarch.rpmLinux
SUSE-SU-2022:1840-1(SUSE Linux Enterprise Module for Basesystem 15-SP3 ) ucode-amd-20210208-150300.4.10.1.noarch.rpmLinux
SUSE-SU-2022:1840-1(SUSE Linux Enterprise Module for Basesystem 15-SP3 ) kernel-firmware-20210208-150300.4.10.1.noarch.rpmLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234