CVE-2026-27781: kernel_liteos_a has an integer overflow vulnerability
Published May 19, 2026
·Updated
in OpenHarmony v6.0 and prior versions allow a local attacker cause DOS.
Affected Software
2 affected components
OpenHarmony OpenHarmony<=6.0
OpenHarmony kernel_liteos_a<=6.0
Event History
May 19, 2026
CVE Published
via MITRE·02:59 AM
Data Sourced
via MITRE·02:59 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:16 AM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2026-27781?
The severity of CVE-2026-27781 is categorized as high due to its potential to cause denial of service.
2
How do I fix CVE-2026-27781?
To fix CVE-2026-27781, update to OpenHarmony version 6.1 or later where the vulnerability has been addressed.
3
Who is affected by CVE-2026-27781?
CVE-2026-27781 affects users of OpenHarmony up to version 6.0 and those utilizing the kernel_liteos_a component.
4
What types of attacks can CVE-2026-27781 enable?
CVE-2026-27781 enables local attackers to trigger denial of service conditions.
5
Is CVE-2026-27781 exploitable remotely?
No, CVE-2026-27781 is a local vulnerability and requires physical access to exploit.