In acc_read of f_accessory.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-173789633References: Upstream kernel. https://source.android.com/security/bulletin/pixel/2021-10-01 https://android.googlesource.com/kernel/common/+/0e3db17d01c9
Created kernel tracking bugs for this issue: Affects: fedora-all [bug 2018230]
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2021-0936