| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | From 15663e3f37091069b8c98a7fce680dc04bc8e865 Mon Sep 17 00:00:00 2001 |
| 2 | From: sauwming <ming@teluu.com> |
| 3 | Date: Tue, 10 Aug 2021 11:53:25 +0800 |
| 4 | Subject: [PATCH] Merge pull request from GHSA-2qpg-f6wf-w984 |
| 5 | |
| 6 | --- |
| 7 | pjnath/src/pjnath/stun_msg.c | 3 +++ |
| 8 | 1 file changed, 3 insertions(+) |
| 9 | |
| 10 | --- a/pjnath/src/pjnath/stun_msg.c |
| 11 | +++ b/pjnath/src/pjnath/stun_msg.c |
| 12 | @@ -1763,6 +1763,9 @@ static pj_status_t decode_errcode_attr(p |
| 13 | /* Get pointer to the string in the message */ |
| 14 | value.ptr = ((char*)buf + ATTR_HDR_LEN + 4); |
| 15 | value.slen = attr->hdr.length - 4; |
| 16 | + /* Make sure the length is never negative */ |
| 17 | + if (value.slen < 0) |
| 18 | + value.slen = 0; |
| 19 | |
| 20 | /* Copy the string to the attribute */ |
| 21 | pj_strdup(pool, &attr->reason, &value); |