wireshark/SOURCES/wireshark-0031-cve-2023-0666.patch

65 lines
2.4 KiB
Diff

From 28fdce547c417b868c521f87fb58f71ca6b1e3f7 Mon Sep 17 00:00:00 2001
From: Gerald Combs <gerald@wireshark.org>
Date: Thu, 18 May 2023 13:52:48 -0700
Subject: [PATCH] RTPS: Fixup our g_strlcpy dest_sizes
Use the proper dest_size in various g_strlcpy calls.
Fixes #19085
---
epan/dissectors/packet-rtps.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/epan/dissectors/packet-rtps.c b/epan/dissectors/packet-rtps.c
index 2884e86faa1..a39202952f6 100644
--- a/epan/dissectors/packet-rtps.c
+++ b/epan/dissectors/packet-rtps.c
@@ -4944,7 +4944,7 @@ static gint rtps_util_add_typecode(proto_tree *tree, tvbuff_t *tvb, gint offset,
++tk_id;
}
- g_strlcpy(type_name, rtps_util_typecode_id_to_string(tk_id), 40);
+ g_strlcpy(type_name, rtps_util_typecode_id_to_string(tk_id), sizeof(type_name));
/* Structure of the typecode data:
*
@@ -5115,7 +5115,7 @@ static gint rtps_util_add_typecode(proto_tree *tree, tvbuff_t *tvb, gint offset,
member_name, -1, NULL, ndds_40_hack);
}
/* Finally prints the name of the struct (if provided) */
- g_strlcpy(type_name, "}", 40);
+ g_strlcpy(type_name, "}", sizeof(type_name));
break;
} /* end of case UNION */
@@ -5286,7 +5286,7 @@ static gint rtps_util_add_typecode(proto_tree *tree, tvbuff_t *tvb, gint offset,
}
}
/* Finally prints the name of the struct (if provided) */
- g_strlcpy(type_name, "}", 40);
+ g_strlcpy(type_name, "}", sizeof(type_name));
break;
}
@@ -5378,7 +5378,7 @@ static gint rtps_util_add_typecode(proto_tree *tree, tvbuff_t *tvb, gint offset,
offset += 4;
alias_name = tvb_get_string_enc(wmem_packet_scope(), tvb, offset, alias_name_length, ENC_ASCII);
offset += alias_name_length;
- g_strlcpy(type_name, alias_name, 40);
+ g_strlcpy(type_name, alias_name, sizeof(type_name));
break;
}
@@ -5413,7 +5413,7 @@ static gint rtps_util_add_typecode(proto_tree *tree, tvbuff_t *tvb, gint offset,
if (tk_id == RTI_CDR_TK_VALUE_PARAM) {
type_id_name = "valueparam";
}
- g_snprintf(type_name, 40, "%s '%s'", type_id_name, value_name);
+ g_snprintf(type_name, sizeof(type_name), "%s '%s'", type_id_name, value_name);
break;
}
} /* switch(tk_id) */
--
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