A use-after-free flaw was found in the binder_release_work of binder.c due to improper locking. This flaw can lead to the local escalation of privileges in the kernel where no additional execution privileges are needed. User interaction is not needed for exploitation. The highest threat to this vulnerability is to confidentiality, integrity, as well as system availability.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | kernel | 2020-11-14 01:22 | ALAS-2020-1446 |
Amazon Linux 2 - Core | kernel | 2020-11-09 17:10 | ALAS2-2020-1556 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
NVD | CVSSv2 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
NVD | CVSSv3 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |