CVE-2026-41963

Local availability degradation via media stack overflow

Published May 15, 2026 · Updated May 15, 2026

Stack-based buffer overflow in the media platform in Huawei HarmonyOS 6.0.0 and 6.1.0 allows local users to reduce service availability. Huawei has not disclosed the affected media-platform function, the input that overruns its stack buffer, or the resulting failure mode. Exploitation requires low privileges, local access, and user interaction; no confidentiality or integrity impact is published.

CVSS severity2.8
Low
EPSS probability0.08%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stack-based buffer overflow in the media platform in Huawei HarmonyOS 6.0.0 and 6.1.0 allows local users to reduce service availability. Huawei has not disclosed the affected media-platform function, the input that overruns its stack buffer, or the resulting failure mode. Exploitation requires low privileges, local access, and user interaction; no confidentiality or integrity impact is published.

The record

CVE
CVE-2026-41963
Published
May 15, 2026
Updated
May 15, 2026
Vendor
MindSpore
Product
HarmonyOS
Classifications
CWE-121
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. May 15, 2026CVE publishedPublication date reported by the CVE source.
  2. May 15, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=6.0.0
  2. Affected versionversion=6.1.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

MindSpore · HarmonyOSversion=6.0.0; version=6.1.0

Published CVSS scores

2.8Huawei TechnologiesCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-121Stack-based Buffer Overflow

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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