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| author | Kees Cook <keescook@chromium.org> | 2013-09-11 21:56:52 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2013-09-13 15:12:12 +0200 |
| commit | 9446edb9a1740989cf6c20daf7510fb9a23be14a (patch) | |
| tree | 9a58264ba2bcac1c67813ac32611870c552e9101 /drivers/char/mbcs.c | |
| parent | 78214e81a1bf43740ce89bb5efda78eac2f8ef83 (diff) | |
| download | linux-9446edb9a1740989cf6c20daf7510fb9a23be14a.tar.bz2 | |
HID: sony: validate HID output report details
This driver must validate the availability of the HID output report and
its size before it can write LED states via buzz_set_leds(). This stops
a heap overflow that is possible if a device provides a malicious HID
output report:
[ 108.171280] usb 1-1: New USB device found, idVendor=054c, idProduct=0002
...
[ 117.507877] BUG kmalloc-192 (Not tainted): Redzone overwritten
CVE-2013-2890
Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: stable@vger.kernel.org #3.11
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/char/mbcs.c')
0 files changed, 0 insertions, 0 deletions