]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
net: amend the fix for SO_BSDCOMPAT gsopt infoleak
authorEugene Teo <eugeneteo@kernel.sg>
Mon, 23 Feb 2009 23:38:41 +0000 (15:38 -0800)
committerGreg Kroah-Hartman <gregkh@suse.de>
Tue, 17 Mar 2009 00:31:54 +0000 (17:31 -0700)
commit3f2d812547dfafcb3d6c9ac30d2ef88104438258
tree0e53440e58d5d72e34f42eec959414d573f3a14d
parent9d094cffebe54d0e476e3dfb274644e968b45905
net: amend the fix for SO_BSDCOMPAT gsopt infoleak

[ Upstream commit 50fee1dec5d71b8a14c1b82f2f42e16adc227f8b ]

The fix for CVE-2009-0676 (upstream commit df0bca04) is incomplete. Note
that the same problem of leaking kernel memory will reappear if someone
on some architecture uses struct timeval with some internal padding (for
example tv_sec 64-bit and tv_usec 32-bit) --- then, you are going to
leak the padded bytes to userspace.

Signed-off-by: Eugene Teo <eugeneteo@kernel.sg>
Reported-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
net/core/sock.c