CVE-2021-46840 — Out-of-bounds Read in Huawei Emui

CWE-125 — Out-of-bounds Read3 documents3 sources
Severity
9.1CRITICALNVD
EPSS
0.1%
top 67.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Huawei EmuiHuawei Harmonyos
Timeline
PublishedOct 14

Description

The HW_KEYMASTER module has an out-of-bounds access vulnerability in parameter set verification.Successful exploitation of this vulnerability may cause malicious construction of data, which results in out-of-bounds access.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NExploitability: 3.9 | Impact: 5.2

Affected Packages4 packages

▶CVEListV5huawei/emui11.0.1, 12.0.0+1
▶NVDhuawei/emui11.0.1, 12.0.0+1
▶CVEListV5huawei/harmonyos2.0

🔴Vulnerability Details

2
GHSA
GHSA-4ppq-669j-6f73: The HW_KEYMASTER module has an out-of-bounds access vulnerability in parameter set verification↗2022-10-14
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CVEList
CVE-2021-46840: The HW_KEYMASTER module has an out-of-bounds access vulnerability in parameter set verification↗2022-10-14
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CVE-2021-46840 — Out-of-bounds Read in Huawei Emui | cvebase