CVE-2022-43662

Summary

Kernel subsystem within OpenHarmony-v3.1.4 and prior versions in kernel_liteos_a has a kernel stack overflow vulnerability when call SysTimerGettime. 4 bytes padding data from kernel stack are copied to user space incorrectly and leaked.

Affected Software

Weaknesses

• CWE-120: CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

ADP Enrichment

CVE Program Container

Additional References

• https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.md

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.md

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