From 37ac880897b0d53bfe2bfbfc1e03078039ec9846 Mon Sep 17 00:00:00 2001
From: Alexander Zhirov <alexander@zhirov.kz>
Date: Fri, 25 Apr 2025 01:21:57 +0300
Subject: [PATCH 1/2] Applying Arch Linux Patch
 https://gitlab.archlinux.org/archlinux/packaging/packages/tftp-hpa/-/blob/a70146278f2d494448a831b29cd6fa955e352b2a/tftp-hpa-0.49-fortify-strcpy-crash.patch

---
 tftp/tftp.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/tftp/tftp.c b/tftp/tftp.c
index 33a4175..9c9c5af 100644
--- a/tftp/tftp.c
+++ b/tftp/tftp.c
@@ -278,15 +278,16 @@ makerequest(int request, const char *name,
             struct tftphdr *tp, const char *mode)
 {
     char *cp;
+    size_t len;
 
     tp->th_opcode = htons((u_short) request);
     cp = (char *)&(tp->th_stuff);
-    strcpy(cp, name);
-    cp += strlen(name);
-    *cp++ = '\0';
-    strcpy(cp, mode);
-    cp += strlen(mode);
-    *cp++ = '\0';
+    len = strlen(name) + 1;
+    memcpy(cp, name, len);
+    cp += len;
+    len = strlen(mode) + 1;
+    memcpy(cp, mode, len);
+    cp += len;
     return (cp - (char *)tp);
 }
 

From 1dd16bc0df85f556db194168cd6e37f2d892b927 Mon Sep 17 00:00:00 2001
From: Alexander Zhirov <alexander@zhirov.kz>
Date: Fri, 25 Apr 2025 01:23:54 +0300
Subject: [PATCH 2/2] doesn't flush by default, so the prompt is never printed
 https://gitlab.alpinelinux.org/alpine/aports/-/blob/3.21-stable/main/tftp-hpa/fix-prompt-flush.patch

---
 tftp/main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tftp/main.c b/tftp/main.c
index ac06330..ecdc0e0 100644
--- a/tftp/main.c
+++ b/tftp/main.c
@@ -806,6 +806,7 @@ static void command(void)
             exit(0);            /* EOF */
 #else
         fputs(prompt, stdout);
+        fflush(stdout);
         if (fgets(line, LBUFLEN, stdin) == 0) {
             if (feof(stdin)) {
                 exit(0);