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authorKees Cook <keescook@chromium.org>2013-09-11 21:56:54 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-10-05 07:06:54 -0700
commitf28b823bd4509368d2446a42c9f02bbcc369f275 (patch)
tree114edd63eb2f34e4366e9eabe56d96252b887605 /net/ax25/ax25_dev.c
parent0d39cce32ae80b52a37eb756bfd7b59ac370ffee (diff)
HID: LG: validate HID output report details
commit 0fb6bd06e06792469acc15bbe427361b56ada528 upstream. A HID device could send a malicious output report that would cause the lg, lg3, and lg4 HID drivers to write beyond the output report allocation during an event, causing a heap overflow: [ 325.245240] usb 1-1: New USB device found, idVendor=046d, idProduct=c287 ... [ 414.518960] BUG kmalloc-4096 (Not tainted): Redzone overwritten Additionally, while lg2 did correctly validate the report details, it was cleaned up and shortened. CVE-2013-2893 Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/ax25/ax25_dev.c')
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