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TI-2021-05352 Aliases CVE-2021-22379GHSA-ppwm-hhpm-52w8

Integer underflow in Huawei EMUI

Priority LOW 34CWE-191Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-191 and the CVSS impact.

Summary

There is an Integer Underflow (Wrap or Wraparound) Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause DoS of Samgr.

Why it matters now

EPSS 0.00677 52nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
HuaweiEMUI11.0.0—No fix listedCNA
HuaweiMagic UI4.0.0—No fix listedCNA
  • EMUI VendorHuawei Affected 11.0.0 Fixed in — No fix listed CNA
  • Magic UI VendorHuawei Affected 4.0.0 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*11.0.0VulnerableHuawei
cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*4.0.0VulnerableHuawei
  • cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:* Versions 11.0.0 Vulnerable ·Huawei
  • cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:* Versions 4.0.0 Vulnerable ·Huawei

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-22379
  2. 2026-10-03 Alias added: GHSA-ppwm-hhpm-52w8

References

Advisory 1

  • TI-2021-17252 Vulnerability of writing data to an arbitrary address in the HW_KEYMASTER module. CVSS 3.1HIGH 7.5
  • TI-2022-21903 Deserialization of untrusted data in Huawei HarmonyOS CVSS 3.1CRITICAL 9.8
  • TI-2022-21900 Deserialization of untrusted data in Huawei HarmonyOS CVSS 3.1CRITICAL 9.8
  • TI-2022-21899 Deserialization of untrusted data in Huawei HarmonyOS CVSS 3.1CRITICAL 9.8
  • TI-2022-19984 Out-of-bounds read in Huawei HarmonyOS CVSS 3.1CRITICAL 9.8
  • TI-2022-19982 Out-of-bounds write in Huawei HarmonyOS CVSS 3.1CRITICAL 9.8
See all 810 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences