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| author | Mohamed Ghannam <simo.ghannam@gmail.com> | 2017-12-10 03:50:58 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-01-02 20:33:25 +0100 |
| commit | be27b620a861dc2a143b78e81e23f5622d9105da (patch) | |
| tree | 9e41ad5740380a64e07904a50ee8013f4607457f /security | |
| parent | 6dfc02ba5149946f8a82a254d275670bcf211acb (diff) | |
| download | linux-rt-be27b620a861dc2a143b78e81e23f5622d9105da.tar.gz | |
net: ipv4: fix for a race condition in raw_sendmsg
[ Upstream commit 8f659a03a0ba9289b9aeb9b4470e6fb263d6f483 ]
inet->hdrincl is racy, and could lead to uninitialized stack pointer
usage, so its value should be read only once.
Fixes: c008ba5bdc9f ("ipv4: Avoid reading user iov twice after raw_probe_proto_opt")
Signed-off-by: Mohamed Ghannam <simo.ghannam@gmail.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'security')
0 files changed, 0 insertions, 0 deletions