Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Avoid using hcidevtestandsetflag in mgmtinithdev. syzbot is once again reporting attempts to cancel uninitialized operations at mgmtindexremoved. The sequence of operations—setting the HCIMGMT flag from mgmtinithdev...

Linux kernel Bluetooth mgmt_init_hdev Heap Buffer Overflow DoS

The vulnerability of the mgmtinithdev function in the net/bluetooth/mgmt.c module of the Linux kernel’s Bluetooth subsystem is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and...

CVE-2022-50339: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: avoid hcidevtestandsetflag in mgmtinithdev syzbot is again reporting attempt to cancel uninitialized work at mgmtindexremoved 1, for setting of HCIMGMT flag from mgmtinithdev from hcimgmtcmd from hcisocksendmsg can rac...