PT-2022-12939 · Unknown · Hw Keymaster

Published 2022-10-14 · Updated 2022-10-18 · CVE-2021-46839

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions HW KEYMASTER (affected versions not specified)

Description The issue is related to a missing bounds check on length in the HW KEYMASTER module. This could potentially allow for the malicious construction of data, leading to out-of-bounds access.

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

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-46839

Affected Products

Hw Keymaster

References · 4

• https://consumer.huawei.com/en/support/bulletin/2022/10 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-46839 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-46839 · Security Note
• https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202210-0000001416095697 · Vendor Advisory