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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-09-24 15:27:44 -0700 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2013-10-26 21:06:13 +0100 |
| commit | e1fd636836ca3c883c172dc619a909e988a2f4b5 (patch) | |
| tree | a16ff891e2a25be67d5347054b71bb6d9c1a8ad8 /drivers/block | |
| parent | aa7b08adf6ba9f5e5434c23181fdfee46eab979e (diff) | |
| download | kernel_samsung_smdk4412-e1fd636836ca3c883c172dc619a909e988a2f4b5.zip kernel_samsung_smdk4412-e1fd636836ca3c883c172dc619a909e988a2f4b5.tar.gz kernel_samsung_smdk4412-e1fd636836ca3c883c172dc619a909e988a2f4b5.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: Ben Hutchings <ben@decadent.org.uk>
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 9125bbe..504bc16 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; |