PT-2022-4771 · Intel+5 · Intel Atom Processors+5

Brandon Miller · Published 2022-02-09 · Updated 2024-06-15 · CVE-2021-33120

Positive Technologies (AI Summary)

CVSS v2.0

5.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:N/A:P

Name of the Vulnerable Software and Affected Versions Intel Atom Processors (affected versions not specified)

Description The issue is related to an out of bounds read under complex microarchitectural conditions in the memory subsystem for some Intel Atom Processors. This may allow an authenticated user to potentially enable information disclosure or cause denial of service via network access. The vulnerability is also described as a microcode issue related to a buffer data read beyond permissible boundaries, which could allow a remote attacker to access confidential data and cause a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALT-PU-2022-1536

ALT-PU-2022-3092

ALT-PU-2023-8026

ALT-PU-2023-8027

BDU:2022-05690

CVE-2021-33120

MGASA-2022-0064

OPENSUSE-SU-2022:0574-1

OPENSUSE-SU-2022_0574-1

OPENSUSE-SU-2024:11840-1

SUSE-SU-2022:0502-1

SUSE-SU-2022:0541-1

SUSE-SU-2022:0574-1

SUSE-SU-2022:0575-1

SUSE-SU-2022:0576-1

USN-5486-1

USN-5535-1

Affected Products

Alt Linux

Astra Linux

Intel Atom Processors

Linuxmint

Suse

Ubuntu

References · 52

• https://nvd.nist.gov/vuln/detail/CVE-2021-33120 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2022:0574-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5535-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-33120 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-0146 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-21166 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5486-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-33120 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-33120 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-33120 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-33120 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2022:0576-1 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2022-0064.html · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2022:0575-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2022:0502-1 · Vendor Advisory