EUVD-2023-60444

In the Linux kernel, the following vulnerability has been resolved: Revert "Bluetooth: btsdio: fix use after free bug in btsdioremove due to unfinished work" This reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f. This patch introduces a possible null-ptr-def problem. Revert it. And the fix...

EUVD-2023-60477

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix isoconn related locking and validity issues sk-skstate indicates whether isopisk-conn is valid. Operations that check/update skstate and access conn should hold locksock, otherwise they can race. The order of...

EUVD-2022-55865

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use hdev-workqueue when queuing hdev-cmd,ncmdtimer works syzbot is reporting attempt to schedule hdev-cmdwork work from systemwq WQ into hdev-workqueue WQ which is under draining operation 1, for commit c8efcc2589464ac...

CVE-2023-54210

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciremoveadvmonitor KASAN reports that there's a use-after-free in hciremoveadvmonitor. Trawling through the disassembly, you can see that the complaint is from the access in...

CVE-2023-54214

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling allocskb which may release the chan lock and reacquire later which makes it possible that the chan is...

CVE-2023-54164

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix isoconn related locking and validity issues sk-skstate indicates whether isopisk-conn is valid. Operations that check/update skstate and access conn should hold locksock, otherwise they can race. The order of...

CVE-2023-54197

In the Linux kernel, the following vulnerability has been resolved: Revert "Bluetooth: btsdio: fix use after free bug in btsdioremove due to unfinished work" This reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f. This patch introduces a possible null-ptr-def problem. Revert it. And the fix...

UBUNTU-CVE-2023-54164

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix isoconn related locking and validity issues sk-skstate indicates whether isopisk-conn is valid. Operations that check/update skstate and access conn should hold locksock, otherwise they can race. The order of...

CVE-2023-54164

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix isoconn related locking and validity issues sk-skstate indicates whether isopisk-conn is valid. Operations that check/update skstate and access conn should hold locksock, otherwise they can race. The order of...

UBUNTU-CVE-2023-54210

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciremoveadvmonitor KASAN reports that there's a use-after-free in hciremoveadvmonitor. Trawling through the disassembly, you can see that the complaint is from the access in...

CVE-2023-54210

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciremoveadvmonitor KASAN reports that there's a use-after-free in hciremoveadvmonitor. Trawling through the disassembly, you can see that the complaint is from the access in...

CVE-2023-54214

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling allocskb which may release the chan lock and reacquire later which makes it possible that the chan is...

UBUNTU-CVE-2023-54197

In the Linux kernel, the following vulnerability has been resolved: Revert "Bluetooth: btsdio: fix use after free bug in btsdioremove due to unfinished work" This reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f. This patch introduces a possible null-ptr-def problem. Revert it. And the fix...

UBUNTU-CVE-2023-54214

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling allocskb which may release the chan lock and reacquire later which makes it possible that the chan is...

CVE-2022-50833

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use hdev-workqueue when queuing hdev-cmd,ncmdtimer works syzbot is reporting attempt to schedule hdev-cmdwork work from systemwq WQ into hdev-workqueue WQ which is under draining operation 1, for commit c8efcc2589464ac...

CVE-2022-50833

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use hdev-workqueue when queuing hdev-cmd,ncmdtimer works syzbot is reporting attempt to schedule hdev-cmdwork work from systemwq WQ into hdev-workqueue WQ which is under draining operation 1, for commit c8efcc2589464ac...

UBUNTU-CVE-2022-50833

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use hdev-workqueue when queuing hdev-cmd,ncmdtimer works syzbot is reporting attempt to schedule hdev-cmdwork work from systemwq WQ into hdev-workqueue WQ which is under draining operation 1, for commit c8efcc2589464ac...

CVE-2023-54214

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling allocskb which may release the chan lock and reacquire later which makes it possible that the chan is...

CVE-2023-54214 Bluetooth: L2CAP: Fix potential user-after-free

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling allocskb which may release the chan lock and reacquire later which makes it possible that the chan is...

CVE-2023-54214

CVE-2023-54214 affects the Linux kernel Bluetooth L2CAP implementation. The issue arises from a buffer allocation path (alloc_skb) that may release a channel lock and reacquire it later, creating a window where the channel can be disconnected, leading to a potential user-after-free. The vulnerabi...