CVE-2021-22479
CVE-2021-22479 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-119.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.9
- EPSS exploit prediction: 0% (5th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Huawei Harmonyos
- Published:
- Last modified:
Description
The interface of a certain HarmonyOS module has an invalid address access vulnerability. Successful exploitation of this vulnerability may lead to kernel crash.
Frequently asked questions
- What is CVE-2021-22479?
- The interface of a certain HarmonyOS module has an invalid address access vulnerability. Successful exploitation of this vulnerability may lead to kernel crash.
- How severe is CVE-2021-22479?
- CVE-2021-22479 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 none, integrity none, and availability high.
- Is CVE-2021-22479 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-22479?
- CVE-2021-22479 affects Huawei Harmonyos. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-22479?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-22479 published?
- CVE-2021-22479 was published on 2022-02-25 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*
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