CVE-2022-21775: Use After Free
Published Jul 6, 2022
·Updated
In sched driver, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06479032; Issue ID: ALPS06479032.
Affected Software
47 affected components
Google Android=11.0
Google Android=12.0
MediaTek Mt2601
MediaTek Mt6761
MediaTek Mt6762
MediaTek Mt6763
MediaTek Mt6765
MediaTek Mt6768
MediaTek Mt6769
MediaTek Mt6771
MediaTek Mt6779
MediaTek Mt6781
MediaTek Mt6785
MediaTek Mt6789
MediaTek Mt6795
MediaTek Mt6797
MediaTek Mt6799
MediaTek Mt6833
MediaTek Mt6853
MediaTek Mt6853t
MediaTek Mt6873
MediaTek Mt6875
MediaTek Mt6877
MediaTek Mt6879
MediaTek Mt6883
MediaTek Mt6885
MediaTek Mt6889
MediaTek Mt6891
MediaTek Mt6893
MediaTek Mt6895
MediaTek Mt8167
MediaTek Mt8167s
MediaTek Mt8168
MediaTek Mt8173
MediaTek Mt8185
MediaTek Mt8321
MediaTek Mt8362a
MediaTek Mt8365
MediaTek Mt8385
MediaTek Mt8666
MediaTek Mt8675
MediaTek Mt8768
MediaTek Mt8786
MediaTek Mt8788
MediaTek Mt8789
MediaTek Mt8791
MediaTek Mt8797
Event History
Jul 6, 2022
CVE Published
via MITRE·01:07 PM
Data Sourced
via MITRE·01:07 PM
DescriptionWeakness
Frequently Asked Questions
1
What is the severity of CVE-2022-21775?
The severity of CVE-2022-21775 is medium with a CVSS score of 6.7.
2
How does CVE-2022-21775 affect Google Android?
CVE-2022-21775 affects Google Android versions 11.0 and 12.0.
3
Does CVE-2022-21775 affect Mediatek Mt2601?
No, CVE-2022-21775 does not affect Mediatek Mt2601.
4
Is user interaction needed for exploitation of CVE-2022-21775?
No, user interaction is not needed for exploitation of CVE-2022-21775.
5
How can I fix CVE-2022-21775?
To fix CVE-2022-21775, apply the patch with ID ALPS06479032 provided by Mediatek.