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author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-09-24 15:27:44 -0700 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-13 14:51:06 -0700 |
commit | dcad3ae646c253f445658d695f3e1f3ba0f2ac69 (patch) | |
tree | 4723b5ef9abd5e5287f65cc218c98bbb0fe7d9df /drivers/block | |
parent | 00dd675556f5c6a17bcba5f7e47c2552daeed84c (diff) | |
download | kernel_samsung_smdk4412-dcad3ae646c253f445658d695f3e1f3ba0f2ac69.zip kernel_samsung_smdk4412-dcad3ae646c253f445658d695f3e1f3ba0f2ac69.tar.gz kernel_samsung_smdk4412-dcad3ae646c253f445658d695f3e1f3ba0f2ac69.tar.bz2 |
cpqarray: fix info leak in ida_locked_ioctl()
commit 627aad1c01da6f881e7f98d71fd928ca0c316b1a upstream.
The pciinfo struct has a two byte hole after ->dev_fn so stack
information could be leaked to the user.
This was assigned CVE-2013-2147.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Mike Miller <mike.miller@hp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/block')
-rw-r--r-- | drivers/block/cpqarray.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/block/cpqarray.c b/drivers/block/cpqarray.c index b2fceb5..e1ac6d2 100644 --- a/drivers/block/cpqarray.c +++ b/drivers/block/cpqarray.c @@ -1195,6 +1195,7 @@ out_passthru: ida_pci_info_struct pciinfo; if (!arg) return -EINVAL; + memset(&pciinfo, 0, sizeof(pciinfo)); pciinfo.bus = host->pci_dev->bus->number; pciinfo.dev_fn = host->pci_dev->devfn; pciinfo.board_id = host->board_id; |