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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-10-29 23:01:11 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-11-13 12:05:33 +0900 |
| commit | 421a5dcd03c36833cfe3923b6943e999c3770973 (patch) | |
| tree | 1737f2b0949180fc53ba22f562e15fe08690d678 | |
| parent | a2f8eb6acf8b40793f3b798b0a63800f38707444 (diff) | |
| download | linux-3.10-421a5dcd03c36833cfe3923b6943e999c3770973.tar.gz linux-3.10-421a5dcd03c36833cfe3923b6943e999c3770973.tar.bz2 linux-3.10-421a5dcd03c36833cfe3923b6943e999c3770973.zip | |
Staging: bcm: info leak in ioctl
commit 8d1e72250c847fa96498ec029891de4dc638a5ba upstream.
The DevInfo.u32Reserved[] array isn't initialized so it leaks kernel
information to user space.
Reported-by: Nico Golde <nico@ngolde.de>
Reported-by: Fabian Yamaguchi <fabs@goesec.de>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/bcm/Bcmchar.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/staging/bcm/Bcmchar.c b/drivers/staging/bcm/Bcmchar.c index 35641e52939..8fa64d964b1 100644 --- a/drivers/staging/bcm/Bcmchar.c +++ b/drivers/staging/bcm/Bcmchar.c @@ -1960,6 +1960,7 @@ cntrlEnd: BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Called IOCTL_BCM_GET_DEVICE_DRIVER_INFO\n"); + memset(&DevInfo, 0, sizeof(DevInfo)); DevInfo.MaxRDMBufferSize = BUFFER_4K; DevInfo.u32DSDStartOffset = EEPROM_CALPARAM_START; DevInfo.u32RxAlignmentCorrection = 0; |