CVE-2021-22463
CVE-2021-22463 is a medium-severity vulnerability in Huawei Harmonyos with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 2.1
- EPSS exploit prediction: 0% (6th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-416
- Affected product: Huawei Harmonyos
- Published:
- Last modified:
Description
A component of the HarmonyOS has a Use After Free vulnerability . Local attackers may exploit this vulnerability to cause Kernel Information disclosure.
Frequently asked questions
- What is CVE-2021-22463?
- A component of the HarmonyOS has a Use After Free vulnerability . Local attackers may exploit this vulnerability to cause Kernel Information disclosure.
- How severe is CVE-2021-22463?
- CVE-2021-22463 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2021-22463 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-22463?
- CVE-2021-22463 affects Huawei Harmonyos. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-22463?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-22463 published?
- CVE-2021-22463 was published on 2021-10-28 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*
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