mirror of
https://github.com/CVEProject/cvelist.git
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124 lines
7.4 KiB
JSON
124 lines
7.4 KiB
JSON
{
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"data_version": "4.0",
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"data_type": "CVE",
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"data_format": "MITRE",
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"CVE_data_meta": {
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"ID": "CVE-2022-48878",
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"ASSIGNER": "cve@kernel.org",
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"STATE": "PUBLIC"
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},
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"description": {
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"description_data": [
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{
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"lang": "eng",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_qca: Fix driver shutdown on closed serdev\n\nThe driver shutdown callback (which sends EDL_SOC_RESET to the device\nover serdev) should not be invoked when HCI device is not open (e.g. if\nhci_dev_open_sync() failed), because the serdev and its TTY are not open\neither. Also skip this step if device is powered off\n(qca_power_shutdown()).\n\nThe shutdown callback causes use-after-free during system reboot with\nQualcomm Atheros Bluetooth:\n\n Unable to handle kernel paging request at virtual address\n 0072662f67726fd7\n ...\n CPU: 6 PID: 1 Comm: systemd-shutdow Tainted: G W\n 6.1.0-rt5-00325-g8a5f56bcfcca #8\n Hardware name: Qualcomm Technologies, Inc. Robotics RB5 (DT)\n Call trace:\n tty_driver_flush_buffer+0x4/0x30\n serdev_device_write_flush+0x24/0x34\n qca_serdev_shutdown+0x80/0x130 [hci_uart]\n device_shutdown+0x15c/0x260\n kernel_restart+0x48/0xac\n\nKASAN report:\n\n BUG: KASAN: use-after-free in tty_driver_flush_buffer+0x1c/0x50\n Read of size 8 at addr ffff16270c2e0018 by task systemd-shutdow/1\n\n CPU: 7 PID: 1 Comm: systemd-shutdow Not tainted\n 6.1.0-next-20221220-00014-gb85aaf97fb01-dirty #28\n Hardware name: Qualcomm Technologies, Inc. Robotics RB5 (DT)\n Call trace:\n dump_backtrace.part.0+0xdc/0xf0\n show_stack+0x18/0x30\n dump_stack_lvl+0x68/0x84\n print_report+0x188/0x488\n kasan_report+0xa4/0xf0\n __asan_load8+0x80/0xac\n tty_driver_flush_buffer+0x1c/0x50\n ttyport_write_flush+0x34/0x44\n serdev_device_write_flush+0x48/0x60\n qca_serdev_shutdown+0x124/0x274\n device_shutdown+0x1e8/0x350\n kernel_restart+0x48/0xb0\n __do_sys_reboot+0x244/0x2d0\n __arm64_sys_reboot+0x54/0x70\n invoke_syscall+0x60/0x190\n el0_svc_common.constprop.0+0x7c/0x160\n do_el0_svc+0x44/0xf0\n el0_svc+0x2c/0x6c\n el0t_64_sync_handler+0xbc/0x140\n el0t_64_sync+0x190/0x194"
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}
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]
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "n/a"
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}
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]
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}
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]
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"vendor_name": "Linux",
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"product": {
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"product_data": [
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{
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"product_name": "Linux",
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"version": {
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"version_data": [
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{
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"version_affected": "<",
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"version_name": "7e7bbddd029b",
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"version_value": "e84ec6e25df9"
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},
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{
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"version_value": "not down converted",
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"x_cve_json_5_version_data": {
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"versions": [
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{
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"version": "5.8",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.8",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.165",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.90",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.8",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.2",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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],
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"defaultStatus": "affected"
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}
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}
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]
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}
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}
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]
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}
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}
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]
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}
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},
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"references": {
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"reference_data": [
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{
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"url": "https://git.kernel.org/stable/c/e84ec6e25df9bb0968599e92eacedaf3a0a5b587",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/e84ec6e25df9bb0968599e92eacedaf3a0a5b587"
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},
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{
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"url": "https://git.kernel.org/stable/c/908d1742b6e694e84ead5c62e4b7c1bfbb8b46a3",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/908d1742b6e694e84ead5c62e4b7c1bfbb8b46a3"
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},
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{
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"url": "https://git.kernel.org/stable/c/ea3ebda47dd56f6e1c62f2e0e1b6e1b0a973e447",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/ea3ebda47dd56f6e1c62f2e0e1b6e1b0a973e447"
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},
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{
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"url": "https://git.kernel.org/stable/c/272970be3dabd24cbe50e393ffee8f04aec3b9a8",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/272970be3dabd24cbe50e393ffee8f04aec3b9a8"
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}
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]
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},
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"generator": {
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"engine": "bippy-9e1c9544281a"
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}
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} |