High severity · published Jan 9, 2023
CVE-2022-45126
Kernel subsystem within OpenHarmony-v3.1.4 and prior versions in kernel_liteos_a has a kernel stack overflow vulnerability when call SysClockGettime
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
Kernel subsystem within OpenHarmony-v3.1.4 and prior versions in kernel_liteos_a has a kernel stack overflow vulnerability when call SysClockGettime. 4 bytes padding data from kernel stack are copied to user space incorrectly and leaked.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Openharmony · Openharmony
3.1.0 through 3.1.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-45126
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-45126
Third Party Advisory
https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.md
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