From f92edf9b3d088bf8a5619073de43b2f693590be8 Mon Sep 17 00:00:00 2001

From: Andrea Claudi <aclaudi@redhat.com>

Date: Mon, 29 Apr 2019 20:08:08 +0200

Subject: [PATCH] ss: Make sure scanned index value to unix_state_map is sane

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1465646

Upstream Status: iproute2.git commit 0aa03350c00d7

commit 0aa03350c00d70edbbdab0662a2d8262be2bb68d

Author: Phil Sutter <phil@nwl.cc>

Date:   Thu Aug 24 11:41:27 2017 +0200

    ss: Make sure scanned index value to unix_state_map is sane

    Signed-off-by: Phil Sutter <phil@nwl.cc>

---

 misc/ss.c | 3 ++-

 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/misc/ss.c b/misc/ss.c

index 2a981d8b06918..fdb00a9f3f696 100644

--- a/misc/ss.c

+++ b/misc/ss.c

@@ -3236,7 +3236,8 @@ static int unix_show(struct filter *f)

 		if (flags & (1 << 16)) {

 			u->state = SS_LISTEN;

-		} else {

+		} else if (u->state > 0 &&

+			   u->state <= ARRAY_SIZE(unix_state_map)) {

 			u->state = unix_state_map[u->state-1];

 			if (u->type == SOCK_DGRAM && u->state == SS_CLOSE && u->rport)

 				u->state = SS_ESTABLISHED;

-- 

2.20.1