The procconnectinfo function in drivers/usb/core/devio.c in the Linux kernel through 4.6 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted USBDEVFSCONNECTINFO ioctl call.
[
{
"id": "CVE-2016-4482-bc21faed",
"deprecated": false,
"signature_version": "v1",
"signature_type": "Function",
"target": {
"file": "drivers/usb/core/devio.c",
"function": "proc_connectinfo"
},
"digest": {
"function_hash": "127069369305216185633578949397655340369",
"length": 241.0
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@681fef8380eb818c0b845fca5d2ab1dcbab114ee"
},
{
"id": "CVE-2016-4482-c6787188",
"deprecated": false,
"signature_version": "v1",
"signature_type": "Line",
"target": {
"file": "drivers/usb/core/devio.c"
},
"digest": {
"line_hashes": [
"13076248026653143410192886720954814197",
"134846306319565696388033427552140075947",
"291265564568703738019050616936824078470",
"42004268802419864586981104282523612777",
"10884533087041662803333149225014257502",
"153279877904206493569286348760809243021",
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],
"threshold": 0.9
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@681fef8380eb818c0b845fca5d2ab1dcbab114ee"
}
]
[
{
"id": "CVE-2016-4482-8e1e6267",
"deprecated": false,
"signature_version": "v1",
"signature_type": "Line",
"target": {
"file": "drivers/usb/core/devio.c"
},
"digest": {
"line_hashes": [
"13076248026653143410192886720954814197",
"134846306319565696388033427552140075947",
"291265564568703738019050616936824078470",
"42004268802419864586981104282523612777",
"10884533087041662803333149225014257502",
"153279877904206493569286348760809243021",
"199632068938769914845763997076958468625"
],
"threshold": 0.9
},
"source": "https://github.com/torvalds/linux/commit/681fef8380eb818c0b845fca5d2ab1dcbab114ee"
},
{
"id": "CVE-2016-4482-eef8f76d",
"deprecated": false,
"signature_version": "v1",
"signature_type": "Function",
"target": {
"file": "drivers/usb/core/devio.c",
"function": "proc_connectinfo"
},
"digest": {
"function_hash": "127069369305216185633578949397655340369",
"length": 241.0
},
"source": "https://github.com/torvalds/linux/commit/681fef8380eb818c0b845fca5d2ab1dcbab114ee"
}
]