The branch main has been updated by melifaro:
URL:
https://cgit.FreeBSD.org/src/commit/?id=8f7455a9265f4952f885b06c08c57fcce6f16e5c
commit 8f7455a9265f4952f885b06c08c57fcce6f16e5c
Author: Alexander V. Chernikov <melif...@freebsd.org>
AuthorDate: 2023-02-18 17:24:59 +0000
Commit: Alexander V. Chernikov <melif...@freebsd.org>
CommitDate: 2023-02-18 17:53:06 +0000
netlink: fix OOB read in genetlink
CID: 1498863
MFC after: 1 day
---
sys/netlink/netlink_generic.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sys/netlink/netlink_generic.c b/sys/netlink/netlink_generic.c
index 066379e2afae..a16fdc312daa 100644
--- a/sys/netlink/netlink_generic.c
+++ b/sys/netlink/netlink_generic.c
@@ -267,7 +267,7 @@ genl_handle_message(struct nlmsghdr *hdr, struct nl_pstate
*npt)
int family_id = (int)hdr->nlmsg_type - GENL_MIN_ID;
- if (__predict_false(family_id < 0 || family_id > MAX_FAMILIES)) {
+ if (__predict_false(family_id < 0 || family_id >= MAX_FAMILIES)) {
NLP_LOG(LOG_DEBUG, nlp, "invalid message type: %d",
hdr->nlmsg_type);
return (ENOTSUP);
}
