PT-2021-16999 · Suse · Suse

Silifuzz · Published 2021-11-16 · Updated 2022-06-02 · CVE-2021-26312

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions No specific software or versions mentioned.

Description The issue is related to the failure to flush the Translation Lookaside Buffer (TLB) of the I/O memory management unit (IOMMU), which may allow an IO device to write to memory it should not be able to access. This could result in a potential loss of integrity.

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

Improper Initialization

Exposure of Resource to Wrong Sphere

Weakness Enumeration

CWE-665

CWE-668

Related Identifiers

CVE-2021-26312

OPENSUSE-SU-2022_1840-1

OPENSUSE-SU-2022_1923-1

SUSE-SU-2022:1751-1

SUSE-SU-2022:1840-1

SUSE-SU-2022:1846-1

SUSE-SU-2022:1847-1

SUSE-SU-2022:1923-1

SUSE-SU-2022_1840-1

SUSE-SU-2022_1846-1

SUSE-SU-2022_1847-1

SUSE-SU-2022_1923-1

Affected Products

Suse

References · 36

• https://osv.dev/vulnerability/SUSE-SU-2022:1840-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2022:1923-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-26312 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2022:1847-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2022:1751-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2022:1846-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-26312 · Vendor Advisory
• https://suse.com/support/update/announcement/2022/suse-su-20221847-1 · Note
• https://suse.com/security/cve/CVE-2021-26349 · Note
• https://suse.com/security/cve/CVE-2021-46744 · Note
• https://suse.com/security/cve/CVE-2021-26348 · Note
• https://suse.com/support/update/announcement/2022/suse-su-20221923-1 · Note
• https://amd.com/en/corporate/product-security/bulletin/amd-sb-1027 · Note
• https://suse.com/security/cve/CVE-2021-33155 · Note
• https://amd.com/en/corporate/product-security/bulletin/amd-sb-1028 · Note