[SCM] Socket Wrapper Repository - branch master updated
Andreas Schneider
asn at samba.org
Fri Jan 11 13:17:10 UTC 2019
The branch, master has been updated
via 9413e43 swrap: Add an overflow check
from 8ccac24 Bump version to 1.2.1
https://git.samba.org/?p=socket_wrapper.git;a=shortlog;h=master
- Log -----------------------------------------------------------------
commit 9413e433ea83095735ddb8dd080bceecde8a9b57
Author: Volker Lendecke <vl at samba.org>
Date: Sat Dec 29 20:20:13 2018 +0100
swrap: Add an overflow check
Signed-off-by: Volker Lendecke <vl at samba.org>
Reviewed-by: Andreas Schneider <asn at samba.org>
-----------------------------------------------------------------------
Summary of changes:
src/socket_wrapper.c | 5 +++++
1 file changed, 5 insertions(+)
Changeset truncated at 500 lines:
diff --git a/src/socket_wrapper.c b/src/socket_wrapper.c
index df70df5..a0e1df0 100644
--- a/src/socket_wrapper.c
+++ b/src/socket_wrapper.c
@@ -4752,6 +4752,11 @@ static ssize_t swrap_sendmsg_before(int fd,
for (i = 0; i < (size_t)msg->msg_iovlen; i++) {
size_t nlen;
nlen = len + msg->msg_iov[i].iov_len;
+ if (nlen < len) {
+ /* overflow */
+ errno = EMSGSIZE;
+ goto out;
+ }
if (nlen > mtu) {
break;
}
--
Socket Wrapper Repository
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