What is CVE-2021-22455?

CVE-2021-22455 is a medium-severity vulnerability in Huawei Harmonyos, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2021-10-28.

How severe is CVE-2021-22455?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Integer overflow in Huawei Harmonyos

CVE-2021-22455

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.

Vulnerability class: Integer Overflow

EPSS: 0.001 (4.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Huawei Harmonyos — versions 2.0

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

psirt@huawei.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22455?: CVE-2021-22455 is a medium-severity vulnerability in Huawei Harmonyos, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2021-10-28.
How severe is CVE-2021-22455?: Medium severity. CVSS v3 base score is 5.5 out of 10.