Out-of-bounds Read in Huawei Emui
CVE-2021-46868
The HW_KEYMASTER module has a problem in releasing memory.Successful exploitation of this vulnerability may result in out-of-bounds memory access.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (31.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Huawei Emui — versions 12.0.0
- Huawei Harmonyos — versions 2.0
Weakness classification (CWE)
References
- consumer.huawei.com/en/support/bulletin/2023/1/ (Vendor Advisory)
- device.harmonyos.com/en/docs/security/update/security-bulletins-202301-00000014… (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-46868?
- CVE-2021-46868 is a high-severity vulnerability in Huawei Emui, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2023-01-06.
- How severe is CVE-2021-46868?
- High severity. CVSS v3 base score is 7.5 out of 10.