Vulnerability Details : CVE-2020-27035
In priorLinearAllocation of C2AllocatorIon.cpp, there is a possible use-after-free due to improper locking. This could lead to local information disclosure in the media codec with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-152239213
Published
2020-12-15 16:15:16
Updated
2021-07-21 11:39:24
Vulnerability category: Memory CorruptionInformation leak
Exploit prediction scoring system (EPSS) score for CVE-2020-27035
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-27035
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2020-27035
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
-
The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-27035
-
https://source.android.com/security/bulletin/pixel/2020-12-01
Pixel Update Bulletin—December 2020 | Android Open Source ProjectVendor Advisory
Products affected by CVE-2020-27035
- cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*