CVE-2023-21228
Last modified
CVE-2023-21228 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In PMRChangeSparseMemOSMem of physmem_osmem_linux.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. EPSS estimates a 0.41% chance of exploitation in the next 30 days.
Description
In PMRChangeSparseMemOSMem of physmem_osmem_linux.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Android | All versions |
References
- https://source.android.com/security/bulletin/2023-12-01Vendor Advisory
- https://source.android.com/security/bulletin/2023-12-01Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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