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| author |   Willy Tarreau <w@1wt.eu> | 2018-09-12 07:36:35 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-09-13 10:35:57 -0700 |
| commit | 9824dfae5741275473a23a7ed5756c7b6efacc9d (patch) | |
| tree | 60fb9379f5c1fd396025a630e9d21f0742e70563 /net/core/rtnetlink.c | |
| parent | hv_netvsc: fix schedule in RCU context (diff) | |
| download | linux-dev-9824dfae5741275473a23a7ed5756c7b6efacc9d.tar.xz linux-dev-9824dfae5741275473a23a7ed5756c7b6efacc9d.zip | |
net/appletalk: fix minor pointer leak to userspace in SIOCFINDIPDDPRT
Fields ->dev and ->next of struct ipddp_route may be copied to
userspace on the SIOCFINDIPDDPRT ioctl. This is only accessible
to CAP_NET_ADMIN though. Let's manually copy the relevant fields
instead of using memcpy().
BugLink: http://blog.infosectcbr.com.au/2018/09/linux-kernel-infoleaks.html
Cc: Jann Horn <jannh@google.com>
Signed-off-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/rtnetlink.c')
0 files changed, 0 insertions, 0 deletions