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authorAlexander Usyskin <alexander.usyskin@intel.com>2016-01-17 13:25:01 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-02-07 09:12:56 +0300
commit7326fffb712f09a315bc73cc1ee63843f59b8bd4 (patch)
tree5f542b8e6172be47df34e28ab2b18c61064b4971 /drivers/nvmem
parent92e963f50fc74041b5e9e744c330dca48e04f08d (diff)
downloadlinux-7326fffb712f09a315bc73cc1ee63843f59b8bd4.tar.xz
mei: validate request value in client notify request ioctl
This patch address a possible security issue: The request field in client notify request ioctl comes from user space as u32 and is downcasted to u8 with out validation. Check request field to have approved values MEI_HBM_NOTIFICATION_STAR/STOP Cc: <stable@vger.kernel.org> #4.3+ Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvmem')
0 files changed, 0 insertions, 0 deletions