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Merge "net: qrtr: fix a kernel-infoleak in qrtr_recvmsg()"

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qctecmdr 2021-10-18 13:18:35 -07:00 committed by Gerrit - the friendly Code Review server
commit 65ce6f8272
1 changed files with 5 additions and 0 deletions
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net/qrtr/qrtr.c
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@ -1731,6 +1731,11 @@ static int qrtr_recvmsg(struct socket *sock, struct msghdr *msg,
rc = copied; rc = copied;
if (addr) { if (addr) {
/* There is an anonymous 2-byte hole after sq_family,
* make sure to clear it.
*/
memset(addr, 0, sizeof(*addr));
addr->sq_family = AF_QIPCRTR; addr->sq_family = AF_QIPCRTR;
addr->sq_node = cb->src_node; addr->sq_node = cb->src_node;
addr->sq_port = cb->src_port; addr->sq_port = cb->src_port;