CVE-2021-0945 — Out-of-bounds Write in Google Android
Severity
9.8CRITICALNVD
EPSS
0.1%
top 79.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJun 15
Description
In _PMRCreate of the PowerVR kernel driver, a missing bounds check means it is possible to overwrite heap memory via PhysmemNewRamBackedPMR. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9