CVE-2022-50339 Bluetooth: avoid hci_dev_test_and_set_flag() in mgmt_init_hdev()

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...

CVE-2022-50339 Bluetooth: avoid hci_dev_test_and_set_flag() in mgmt_init_hdev()

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...

CVE-2022-50339 Bluetooth: avoid hci_dev_test_and_set_flag() in mgmt_init_hdev()

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...

CVE-2022-50339

CVE-2022-50339 : In the Linux kernel Bluetooth stack, a race exists between mgmt_init_hdev() and mgmt_index_removed() where the HCI_MGMT flag testing/setting can race against testing due to missing serialization (hci_dev_lock()). The fix splits hci_dev_test_and_set_flag() into hci_dev_test_flag()...

CLSA-2025-1758034087 kernel: Fix of 24 CVEs

tls: always refresh the queue when reading sock CVE-2025-38471 - Bluetooth: hcicore: Fix use-after-free in vhciflush CVE-2025-38250 - i2c/designware: Fix an initialization issue CVE-2025-38380 - wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds CVE-2025-38159 - mm/hugetlb:...

DEBIAN-CVE-2023-53297

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

CVE-2023-53297

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

DEBIAN-CVE-2023-53293

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btrtl: check for NULL in btrtlsetquirks The btrtlsetquirks has accessed btrtldev-icinfo-lmpsubver since b8e482d02513. However, if installing a Realtek Bluetooth controller without the driver supported, it will hit the...

UBUNTU-CVE-2023-53297

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

CVE-2023-53297 Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

CVE-2023-53297 Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

CVE-2023-53297

CVE-2023-53297 affects the Linux kernel Bluetooth L2CAP path, where conn->chan_lock was not held before l2cap_get_chan_by_scid; if that call returns NULL, a “bad unlock balance” condition is triggered. Multiple connected advisories (Astra Linux, MiracleLinux, RHEL kernels) document the fix as ...

CVE-2023-53297 Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

CVE-2023-53297

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2capdisconnectrsp conn-chanlock isn't acquired before l2capgetchanbyscid, if l2capgetchanbyscid returns NULL, then 'bad unlock balance' is triggered...

CVE-2023-53293

CVE-2023-53293 has multiple feeds. The OSV entries describe a Linux kernel Bluetooth issue in the btrtl driver: the function btrtl_set_quirks() accessed btrtl_dev->ic_info->lmp_subver and could dereference NULL when a Realtek Bluetooth controller is used with an unsupported driver, risking ...

CVE-2023-53293

Removed by vendor...

CVE-2023-53293

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CVE-2023-53293 Bluetooth: btrtl: check for NULL in btrtl_set_quirks()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btrtl: check for NULL in btrtlsetquirks The btrtlsetquirks has accessed btrtldev-icinfo-lmpsubver since b8e482d02513. However, if installing a Realtek Bluetooth controller without the driver supported, it will hit the...

Linux Distros Unpatched Vulnerability : CVE-2023-53252

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use RCU for hciconnparams and iterate safely in hcisync hciupdateacceptlistsync...

PT-2025-38008

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains a flaw related to Bluetooth functionality. Specifically, a race condition can occur within the mgmt init hdev function due to the lack of serialization via hc...