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tcpdump: Fix patch-fuzz issue

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Fix patch-fuzz for CVE-2024-2397.patch

Signed-off-by: Sana Kazi <sanakazi720@gmail.com>
Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
This commit is contained in:
Sana Kazi 2025-07-14 15:40:20 +05:30 committed by Gyorgy Sarvari
parent 06fc0278f1
commit a626bfdf31
1 changed files with 15 additions and 10 deletions
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25
meta-networking/recipes-support/tcpdump/tcpdump/CVE-2024-2397.patch
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@ -1,4 +1,4 @@
From b9811ef5bb1b7d45a90e042f81f3aaf233c8bcb2 Mon Sep 17 00:00:00 2001
From 732d375501d687812866da0602457109a2088254 Mon Sep 17 00:00:00 2001
From: Guy Harris <gharris@sonic.net>
Date: Tue, 12 Mar 2024 00:37:23 -0700
Subject: [PATCH] ppp: use the buffer stack for the de-escaping buffer.
@ -29,20 +29,25 @@ Signed-off-by: Ashish Sharma <asharma@mvista.com>
print.c | 8 ++++++--
2 files changed, 23 insertions(+), 16 deletions(-)
---
print-ppp.c | 31 +++++++++++++++++--------------
print.c | 8 ++++++--
2 files changed, 23 insertions(+), 16 deletions(-)
diff --git a/print-ppp.c b/print-ppp.c
index 2cf06c363..9aed23eb9 100644
index aba243d..e5ae064 100644
--- a/print-ppp.c
+++ b/print-ppp.c
@@ -37,6 +37,8 @@
#include "netdissect-stdinc.h"
@@ -42,6 +42,8 @@
#include <net/if_ppp.h>
#endif
+#include <stdlib.h>
+
#include "netdissect.h"
#include "extract.h"
#include "addrtoname.h"
@@ -1358,7 +1360,6 @@ ppp_hdlc(netdissect_options *ndo,
@@ -1363,7 +1365,6 @@ ppp_hdlc(netdissect_options *ndo,
u_char *b, *t, c;
const u_char *s;
u_int i, proto;
@ -50,7 +55,7 @@ index 2cf06c363..9aed23eb9 100644
if (caplen == 0)
return;
@@ -1366,9 +1367,11 @@ ppp_hdlc(netdissect_options *ndo,
@@ -1371,9 +1372,11 @@ ppp_hdlc(netdissect_options *ndo,
if (length == 0)
return;
@ -65,7 +70,7 @@ index 2cf06c363..9aed23eb9 100644
/*
* Unescape all the data into a temporary, private, buffer.
@@ -1389,13 +1392,15 @@ ppp_hdlc(netdissect_options *ndo,
@@ -1394,13 +1397,15 @@ ppp_hdlc(netdissect_options *ndo,
}
/*
@ -87,7 +92,7 @@ index 2cf06c363..9aed23eb9 100644
length = ND_BYTES_AVAILABLE_AFTER(b);
/* now lets guess about the payload codepoint format */
@@ -1437,13 +1442,11 @@ ppp_hdlc(netdissect_options *ndo,
@@ -1442,13 +1447,11 @@ ppp_hdlc(netdissect_options *ndo,
}
cleanup:
@ -104,7 +109,7 @@ index 2cf06c363..9aed23eb9 100644
}
diff --git a/print.c b/print.c
index b9ba5997d..f20633388 100644
index 9c0ab86..33706b9 100644
--- a/print.c
+++ b/print.c
@@ -431,10 +431,14 @@ pretty_print_packet(netdissect_options *ndo, const struct pcap_pkthdr *h,