iperf3: Fix CVE-2025-54349

This commit fix heap overflow for iperf3 package

Reference: https://github.com/esnet/iperf/commit/4e5313bab0b9b3fe03513ab54f722c8a3e4b7bdf

Signed-off-by: Nitin Wankhade <nitin.wankhade333@gmail.com>
Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>

meta-oe/recipes-benchmark/iperf3/iperf3/CVE-2025-54349.patch

@@ -0,0 +1,56 @@
+Subject: [PATCH] iperf3: Fix CVE-2025-54349
+CVE: CVE-2025-54349
+Upstream-Status: Backport [https://github.com/esnet/iperf/commit/4e5313bab0b9b3fe03513ab54f722c8a3e4b7bdf]
+Comment: Patch is refreshed as per codebase of 3.14
+Signed-off-by: Nitin Wankhade <nitin.wankhade333@gmail.com>
+---
+--- a/src/iperf_auth.c	2025-08-19 12:02:47.706337000 +0530
++++ b/src/iperf_auth.c	2025-09-15 12:50:47.933400511 +0530
+@@ -264,7 +264,8 @@
+ 
+     keysize = RSA_size(rsa);
+     rsa_buffer  = OPENSSL_malloc(keysize * 2);
+-    *plaintext = (unsigned char*)OPENSSL_malloc(keysize);
++    // Note: +1 for NULL
++    *plaintext = (unsigned char*)OPENSSL_malloc(keysize + 1);
+ 
+     BIO *bioBuff   = BIO_new_mem_buf((void*)encryptedtext, encryptedtext_len);
+     rsa_buffer_len = BIO_read(bioBuff, rsa_buffer, keysize * 2);
+@@ -274,7 +275,7 @@
+     OPENSSL_free(rsa_buffer);
+     BIO_free(bioBuff);
+ 
+-    if (plaintext_len < 0) {
++    if (plaintext_len <= 0) {
+       /* We probably shouldn't be printing stuff like this */
+       fprintf(stderr, "%s\n", ERR_error_string(ERR_get_error(), NULL));
+     }
+@@ -320,7 +321,7 @@
+     int plaintext_len;
+     plaintext_len = decrypt_rsa_message(encrypted_b64, encrypted_len_b64, private_key, &plaintext);
+     free(encrypted_b64);
+-    if (plaintext_len < 0) {
++    if (plaintext_len <= 0) {
+         return -1;
+     }
+     plaintext[plaintext_len] = '\0';
+@@ -328,16 +329,19 @@
+     char *s_username, *s_password;
+     s_username = (char *) calloc(plaintext_len, sizeof(char));
+     if (s_username == NULL) {
++	OPENSSL_free(plaintext);
+ 	return -1;
+     }
+     s_password = (char *) calloc(plaintext_len, sizeof(char));
+     if (s_password == NULL) {
++	OPENSSL_free(plaintext);
+ 	free(s_username);
+ 	return -1;
+     }
+ 
+     int rc = sscanf((char *) plaintext, auth_text_format, s_username, s_password, &utc_seconds);
+     if (rc != 3) {
++	OPENSSL_free(plaintext);
+ 	free(s_password);
+ 	free(s_username);
+ 	return -1;

meta-oe/recipes-benchmark/iperf3/iperf3_3.14.bb

@@ -17,6 +17,7 @@ SRC_URI = "git://github.com/esnet/iperf.git;branch=master;protocol=https \
            file://0002-Remove-pg-from-profile_CFLAGS.patch \
            file://0001-configure.ac-check-for-CPP-prog.patch \
            file://CVE-2025-54350.patch \
+           file://CVE-2025-54349.patch \
            "
 
 SRCREV = "a0be85934144bc04712a6695b14ea6e45c379e1d"