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{
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"data_version" : "4.0" ,
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"data_type" : "CVE" ,
"data_format" : "MITRE" ,
"CVE_data_meta" : {
"ID" : "CVE-2024-26886" ,
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"ASSIGNER" : "cve@kernel.org" ,
"STATE" : "PUBLIC"
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} ,
"description" : {
"description_data" : [
{
"lang" : "eng" ,
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"value" : "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: af_bluetooth: Fix deadlock\n\nAttemting to do sock_lock on .recvmsg may cause a deadlock as shown\nbellow, so instead of using sock_sock this uses sk_receive_queue.lock\non bt_sock_ioctl to avoid the UAF:\n\nINFO: task kworker/u9:1:121 blocked for more than 30 seconds.\n Not tainted 6.7.6-lemon #183\nWorkqueue: hci0 hci_rx_work\nCall Trace:\n <TASK>\n __schedule+0x37d/0xa00\n schedule+0x32/0xe0\n __lock_sock+0x68/0xa0\n ? __pfx_autoremove_wake_function+0x10/0x10\n lock_sock_nested+0x43/0x50\n l2cap_sock_recv_cb+0x21/0xa0\n l2cap_recv_frame+0x55b/0x30a0\n ? psi_task_switch+0xeb/0x270\n ? finish_task_switch.isra.0+0x93/0x2a0\n hci_rx_work+0x33a/0x3f0\n process_one_work+0x13a/0x2f0\n worker_thread+0x2f0/0x410\n ? __pfx_worker_thread+0x10/0x10\n kthread+0xe0/0x110\n ? __pfx_kthread+0x10/0x10\n ret_from_fork+0x2c/0x50\n ? __pfx_kthread+0x10/0x10\n ret_from_fork_asm+0x1b/0x30\n </TASK>"
}
]
} ,
"problemtype" : {
"problemtype_data" : [
{
"description" : [
{
"lang" : "eng" ,
"value" : "n/a"
}
]
}
]
} ,
"affects" : {
"vendor" : {
"vendor_data" : [
{
"vendor_name" : "Linux" ,
"product" : {
"product_data" : [
{
"product_name" : "Linux" ,
"version" : {
"version_data" : [
{
"version_affected" : "<" ,
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"version_name" : "1d576c3a5af850bf11fbd103f9ba11aa6d6061fb" ,
"version_value" : "64be3c6154886200708da0dfe259705fb992416c"
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} ,
{
"version_affected" : "<" ,
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"version_name" : "2e07e8348ea454615e268222ae3fc240421be768" ,
"version_value" : "817e8138ce86001b2fa5c63d6ede756e205a01f7"
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} ,
{
"version_value" : "not down converted" ,
"x_cve_json_5_version_data" : {
"versions" : [
{
"version" : "6.7" ,
"status" : "affected"
} ,
{
"version" : "0" ,
"lessThan" : "6.7" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
"version" : "6.6.23" ,
"lessThanOrEqual" : "6.6.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
"version" : "6.7.11" ,
"lessThanOrEqual" : "6.7.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
"version" : "6.8.2" ,
"lessThanOrEqual" : "6.8.*" ,
"status" : "unaffected" ,
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"versionType" : "semver"
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} ,
{
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"version" : "6.9" ,
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"lessThanOrEqual" : "*" ,
"status" : "unaffected" ,
"versionType" : "original_commit_for_fix"
}
] ,
"defaultStatus" : "affected"
}
}
]
}
}
]
}
}
]
}
} ,
"references" : {
"reference_data" : [
{
"url" : "https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c" ,
"refsource" : "MISC" ,
"name" : "https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c"
} ,
{
"url" : "https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7" ,
"refsource" : "MISC" ,
"name" : "https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7"
} ,
{
"url" : "https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955" ,
"refsource" : "MISC" ,
"name" : "https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955"
} ,
{
"url" : "https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb" ,
"refsource" : "MISC" ,
"name" : "https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb"
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}
]
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} ,
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"engine" : "bippy-5f407fcff5a0"
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