VulnerabilityModified

CVE-2021-22455

A component of the HarmonyOS has a Integer Overflow or Wraparound vulnerability.

MEDIUM 5.5EPSS 0.15%

Does this matter?

Lower severity and a low EPSS score (0.15%). Track it; it rarely justifies an emergency change on its own.

Description

A component of the HarmonyOS has a Integer Overflow or Wraparound vulnerability. Local attackers may exploit this vulnerability to cause the memory which is not released.

CVSS 3.1: 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.15% probability · 4th percentile
CISA KEV: Not listed
Weakness: CWE-190
Affected: huawei/harmonyos
Source: psirt@huawei.com

References

https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808Vendor Advisory
https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.