CVE-2023-54057

iommu/amd: Add a length limitation for the ivrs_acpihid command-line parameter

State: Published
Severity: Not scored
Published: Dec 24, 2025
Updated: May 11, 2026
Reserved: Dec 24, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

iommu/amd: Add a length limitation for the ivrs_acpihid command-line parameter

The 'acpiid' buffer in the parse_ivrs_acpihid function may overflow, because the string specifier in the format string sscanf() has no width limitation.

Found by InfoTeCS on behalf of Linux Verification Center (linuxtesting.org) with SVACE.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before 5e97dc748d13fad582136ba0c8cec215c7aeeb17Affected ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before f2a5ec7f7b28f9b9cd5fac232ff51019a7f7b9e9Affected ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before c513043e0afe6a8ba79d00af358655afabb576d2Affected ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before 2ae19ac3ea82a5b87a81c10adbb497c9e58bdd60Affected ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before 63cd11165e5e0ea2012254c764003eda1f9adb7dAffected ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before b6b26d86c61c441144c72f842f7469bb686e1211Affected
LinuxLinux	4.7Affected before 4.7Not affected 5.4.237 through 5.4.Not affected 5.10.175 through 5.10.Not affected 5.15.103 through 5.15.Not affected 6.1.16 through 6.1.Not affected 6.2.3 through 6.2.*Not affected 6.3 and laterNot affected

Product

Versions

LinuxLinux

ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before 5e97dc748d13fad582136ba0c8cec215c7aeeb17Affected
ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before f2a5ec7f7b28f9b9cd5fac232ff51019a7f7b9e9Affected
ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before c513043e0afe6a8ba79d00af358655afabb576d2Affected
ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before 2ae19ac3ea82a5b87a81c10adbb497c9e58bdd60Affected
ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before 63cd11165e5e0ea2012254c764003eda1f9adb7dAffected
ca3bf5d47cec8b7614bcb2e9132c40081d6d81db to before b6b26d86c61c441144c72f842f7469bb686e1211Affected

LinuxLinux

4.7Affected
before 4.7Not affected
5.4.237 through 5.4.*Not affected
5.10.175 through 5.10.*Not affected
5.15.103 through 5.15.*Not affected
6.1.16 through 6.1.*Not affected
6.2.3 through 6.2.*Not affected
6.3 and laterNot affected

References

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