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| author | Kees Cook <[email protected]> | 2013-08-28 20:29:55 +0000 |
|---|---|---|
| committer | Jiri Kosina <[email protected]> | 2013-08-29 09:01:25 +0000 |
| commit | 43622021d2e2b82ea03d883926605bdd0525e1d1 (patch) | |
| tree | eb347fb9b63e544151787d58f8940bdd957961a0 /drivers/net/xen-netback/interface.c | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jik... (diff) | |
| download | kernel-43622021d2e2b82ea03d883926605bdd0525e1d1.tar.gz kernel-43622021d2e2b82ea03d883926605bdd0525e1d1.zip | |
HID: validate HID report id size
The "Report ID" field of a HID report is used to build indexes of
reports. The kernel's index of these is limited to 256 entries, so any
malicious device that sets a Report ID greater than 255 will trigger
memory corruption on the host:
[ 1347.156239] BUG: unable to handle kernel paging request at ffff88094958a878
[ 1347.156261] IP: [<ffffffff813e4da0>] hid_register_report+0x2a/0x8b
CVE-2013-2888
Signed-off-by: Kees Cook <[email protected]>
Cc: [email protected]
Signed-off-by: Jiri Kosina <[email protected]>
Diffstat (limited to 'drivers/net/xen-netback/interface.c')
0 files changed, 0 insertions, 0 deletions