Messages in this thread Patch in this message | | | From | Emrah Demir <> | Subject | [PATCH] mISDN: Fixing missing validation in base_sock_bind() | Date | Fri, 8 Apr 2016 22:16:11 +0300 |
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From: Emrah Demir <ed@abdsec.com>
Add validation code into mISDN/socket.c
Signed-off-by: Emrah Demir <ed@abdsec.com> --- drivers/isdn/mISDN/socket.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c index 0d29b5a..99e5f97 100644 --- a/drivers/isdn/mISDN/socket.c +++ b/drivers/isdn/mISDN/socket.c @@ -715,6 +715,9 @@ base_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len) if (!maddr || maddr->family != AF_ISDN) return -EINVAL; + if (addr_len < sizeof(struct sockaddr_mISDN)) + return -EINVAL; + lock_sock(sk); if (_pms(sk)->dev) { -- 2.8.0.rc3
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