vulnerability
Ubuntu: (Multiple Advisories) (CVE-2024-26886): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:A/AC:L/Au:N/C:N/I:N/A:C) | 04/17/2024 | 07/01/2024 | 02/18/2025 |
Severity
6
CVSS
(AV:A/AC:L/Au:N/C:N/I:N/A:C)
Published
04/17/2024
Added
07/01/2024
Modified
02/18/2025
Description
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: af_bluetooth: Fix deadlock
Attemting to do sock_lock on .recvmsg may cause a deadlock as shown
bellow, so instead of using sock_sock this uses sk_receive_queue.lock
on bt_sock_ioctl to avoid the UAF:
INFO: task kworker/u9:1:121 blocked for more than 30 seconds.
Not tainted 6.7.6-lemon #183
Workqueue: hci0 hci_rx_work
Call Trace:
__schedule+0x37d/0xa00
schedule+0x32/0xe0
__lock_sock+0x68/0xa0
? __pfx_autoremove_wake_function+0x10/0x10
lock_sock_nested+0x43/0x50
l2cap_sock_recv_cb+0x21/0xa0
l2cap_recv_frame+0x55b/0x30a0
? psi_task_switch+0xeb/0x270
? finish_task_switch.isra.0+0x93/0x2a0
hci_rx_work+0x33a/0x3f0
process_one_work+0x13a/0x2f0
worker_thread+0x2f0/0x410
? __pfx_worker_thread+0x10/0x10
kthread+0xe0/0x110
? __pfx_kthread+0x10/0x10
ret_from_fork+0x2c/0x50
? __pfx_kthread+0x10/0x10
ret_from_fork_asm+0x1b/0x30
Solution(s)
ubuntu-upgrade-linux-image-4-15-0-1133-oracleubuntu-upgrade-linux-image-4-15-0-1154-kvmubuntu-upgrade-linux-image-4-15-0-1164-gcpubuntu-upgrade-linux-image-4-15-0-1170-awsubuntu-upgrade-linux-image-4-15-0-1179-azureubuntu-upgrade-linux-image-4-15-0-227-genericubuntu-upgrade-linux-image-4-15-0-227-lowlatencyubuntu-upgrade-linux-image-4-4-0-1134-awsubuntu-upgrade-linux-image-4-4-0-1135-kvmubuntu-upgrade-linux-image-4-4-0-1172-awsubuntu-upgrade-linux-image-4-4-0-257-genericubuntu-upgrade-linux-image-4-4-0-257-lowlatencyubuntu-upgrade-linux-image-5-15-0-1035-xilinx-zynqmpubuntu-upgrade-linux-image-5-15-0-1049-gkeopubuntu-upgrade-linux-image-5-15-0-1059-ibmubuntu-upgrade-linux-image-5-15-0-1059-raspiubuntu-upgrade-linux-image-5-15-0-1061-intel-iotgubuntu-upgrade-linux-image-5-15-0-1061-nvidiaubuntu-upgrade-linux-image-5-15-0-1061-nvidia-lowlatencyubuntu-upgrade-linux-image-5-15-0-1063-gkeubuntu-upgrade-linux-image-5-15-0-1063-kvmubuntu-upgrade-linux-image-5-15-0-1064-oracleubuntu-upgrade-linux-image-5-15-0-1065-gcpubuntu-upgrade-linux-image-5-15-0-1065-oracleubuntu-upgrade-linux-image-5-15-0-1066-awsubuntu-upgrade-linux-image-5-15-0-1070-azureubuntu-upgrade-linux-image-5-15-0-1070-azure-fdeubuntu-upgrade-linux-image-5-15-0-117-genericubuntu-upgrade-linux-image-5-15-0-117-generic-64kubuntu-upgrade-linux-image-5-15-0-117-generic-lpaeubuntu-upgrade-linux-image-5-15-0-117-lowlatencyubuntu-upgrade-linux-image-5-15-0-117-lowlatency-64kubuntu-upgrade-linux-image-5-4-0-1042-iotubuntu-upgrade-linux-image-5-4-0-1049-xilinx-zynqmpubuntu-upgrade-linux-image-5-4-0-1077-ibmubuntu-upgrade-linux-image-5-4-0-1090-bluefieldubuntu-upgrade-linux-image-5-4-0-1097-gkeopubuntu-upgrade-linux-image-5-4-0-1114-raspiubuntu-upgrade-linux-image-5-4-0-1118-kvmubuntu-upgrade-linux-image-5-4-0-1129-oracleubuntu-upgrade-linux-image-5-4-0-1130-awsubuntu-upgrade-linux-image-5-4-0-1134-gcpubuntu-upgrade-linux-image-5-4-0-1135-azureubuntu-upgrade-linux-image-5-4-0-192-genericubuntu-upgrade-linux-image-5-4-0-192-generic-lpaeubuntu-upgrade-linux-image-5-4-0-192-lowlatencyubuntu-upgrade-linux-image-6-8-0-1004-gkeubuntu-upgrade-linux-image-6-8-0-1005-raspiubuntu-upgrade-linux-image-6-8-0-1006-ibmubuntu-upgrade-linux-image-6-8-0-1006-oemubuntu-upgrade-linux-image-6-8-0-1006-oracleubuntu-upgrade-linux-image-6-8-0-1006-oracle-64kubuntu-upgrade-linux-image-6-8-0-1008-azureubuntu-upgrade-linux-image-6-8-0-1008-azure-fdeubuntu-upgrade-linux-image-6-8-0-1008-gcpubuntu-upgrade-linux-image-6-8-0-1009-awsubuntu-upgrade-linux-image-6-8-0-35-genericubuntu-upgrade-linux-image-6-8-0-35-generic-64kubuntu-upgrade-linux-image-6-8-0-35-lowlatencyubuntu-upgrade-linux-image-6-8-0-35-lowlatency-64kubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-aws-lts-18-04ubuntu-upgrade-linux-image-aws-lts-20-04ubuntu-upgrade-linux-image-aws-lts-22-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-cvmubuntu-upgrade-linux-image-azure-fdeubuntu-upgrade-linux-image-azure-fde-lts-22-04ubuntu-upgrade-linux-image-azure-lts-18-04ubuntu-upgrade-linux-image-azure-lts-20-04ubuntu-upgrade-linux-image-azure-lts-22-04ubuntu-upgrade-linux-image-bluefieldubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-18-04ubuntu-upgrade-linux-image-gcp-lts-20-04ubuntu-upgrade-linux-image-gcp-lts-22-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-64k-hwe-24-04ubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-24-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-5-15ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-5-15ubuntu-upgrade-linux-image-gkeop-5-4ubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-ibm-classicubuntu-upgrade-linux-image-ibm-lts-20-04ubuntu-upgrade-linux-image-ibm-lts-24-04ubuntu-upgrade-linux-image-intelubuntu-upgrade-linux-image-intel-iotgubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-64kubuntu-upgrade-linux-image-lowlatency-64k-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-hwe-18-04ubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-nvidiaubuntu-upgrade-linux-image-nvidia-lowlatencyubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04bubuntu-upgrade-linux-image-oem-20-04cubuntu-upgrade-linux-image-oem-20-04dubuntu-upgrade-linux-image-oem-24-04ubuntu-upgrade-linux-image-oem-24-04aubuntu-upgrade-linux-image-oem-osp1ubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-64kubuntu-upgrade-linux-image-oracle-lts-18-04ubuntu-upgrade-linux-image-oracle-lts-20-04ubuntu-upgrade-linux-image-oracle-lts-22-04ubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-hwe-18-04ubuntu-upgrade-linux-image-raspi-nolpaeubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragon-hwe-18-04ubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-16-04ubuntu-upgrade-linux-image-virtual-hwe-18-04ubuntu-upgrade-linux-image-virtual-hwe-20-04ubuntu-upgrade-linux-image-virtual-hwe-24-04ubuntu-upgrade-linux-image-virtual-lts-xenialubuntu-upgrade-linux-image-xilinx-zynqmp
References
- CVE-2024-26886
- https://attackerkb.com/topics/CVE-2024-26886
- UBUNTU-USN-6816-1
- UBUNTU-USN-6817-1
- UBUNTU-USN-6817-2
- UBUNTU-USN-6817-3
- UBUNTU-USN-6878-1
- UBUNTU-USN-6923-1
- UBUNTU-USN-6923-2
- UBUNTU-USN-6926-1
- UBUNTU-USN-6926-2
- UBUNTU-USN-6926-3
- UBUNTU-USN-6927-1
- UBUNTU-USN-6938-1
- UBUNTU-USN-6951-1
- UBUNTU-USN-6951-2
- UBUNTU-USN-6951-3
- UBUNTU-USN-6951-4
- UBUNTU-USN-6953-1
- UBUNTU-USN-6956-1
- UBUNTU-USN-6957-1
- UBUNTU-USN-6979-1
- UBUNTU-USN-7019-1
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