mirror of
https://github.com/torvalds/linux.git
synced 2024-11-22 12:11:40 +00:00
cpqarray: fix info leak in ida_locked_ioctl()
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>
This commit is contained in:
parent
e2f0b88e84
commit
627aad1c01
@ -1193,6 +1193,7 @@ 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;
|
||||
|
Loading…
Reference in New Issue
Block a user