CVE-2023-21402 — Google Android vulnerability
4 documents4 sources
Severity
9.8CRITICALNVD
EPSS
0.1%
top 70.60%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 4
Latest updateFeb 1
Description
In MMU_UnmapPages of mmu_common.c, there is a possible out of bounds read due to improper input validation. This could lead to local escalation of privilege in the kernel 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