Vulnerability · Published Jan 9, 2023 · Assigned by OpenHarmony
CVE-2022-43662Kernel subsystem in kernel_liteos_a has a kernel stack overflow vulnerability when call SysTimerGettime.
Medium 4.0
In plain English
A medium-severity buffer overflow in OpenHarmony from OpenHarmony. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 3.1)4.0Medium
Exploit odds (30 days)0.2%top 91.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| OpenHarmony | OpenHarmony | 3.1.0 – through 3.1.43.0.0 – through 3.0.61.1.0 – through 1.1.5 |
Weakness: CWE-120 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L