iperf3: Fix CVE-2025-54350

remove assert to prevent crash due to assertion failure
on malformed authentication attempt

Reference: https://github.com/esnet/iperf/commit/4eab661da0bbaac04493fa40164e928c6df7934a

Signed-off-by: Nitin Wankhade <nitin.wankhade333@gmail.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

2 files changed, 25 insertions, 0 deletions

diff --git a/meta-oe/recipes-benchmark/iperf3/iperf3/CVE-2025-54350.patch b/meta-oe/recipes-benchmark/iperf3/iperf3/CVE-2025-54350.patch
new file mode 100644
index 0000000000..12ca38b830
--- /dev/null
+++ b/meta-oe/recipes-benchmark/iperf3/iperf3/CVE-2025-54350.patch
@@ -0,0 +1,24 @@
+Subject: [PATCH] iperf3: Fix CVE-2025-54350
+CVE: CVE-2025-54350
+Upstream-Status: Backport [https://github.com/esnet/iperf/commit/4eab661da0bbaac04493fa40164e928c6df7934a]
+Comment: Patch is refreshed as per codebase of 3.18
+Signed-off-by: Nitin Wankhade <nitin.wankhade333@gmail.com>
+---
+--- a/src/iperf_auth.c  2025-09-12 10:21:48.186090000 +0530
++++ b/src/iperf_auth.c  2025-09-15 11:13:21.123222080 +0530
+@@ -28,7 +28,6 @@
+ #include "iperf_config.h"
+ 
+ #include <string.h>
+-#include <assert.h>
+ #include <time.h>
+ #include <sys/types.h>
+ /* FreeBSD needs _WITH_GETLINE to enable the getline() declaration */
+@@ -152,7 +151,6 @@
+ 
+     BIO_set_flags(bio, BIO_FLAGS_BASE64_NO_NL); //Do not use newlines to flush buffer
+     *length = BIO_read(bio, *buffer, strlen(b64message));
+-    assert(*length == decodeLen); //length should equal decodeLen, else something went horribly wrong
+     BIO_free_all(bio);
+ 
+     return (0); //success
diff --git a/meta-oe/recipes-benchmark/iperf3/iperf3_3.18.bb b/meta-oe/recipes-benchmark/iperf3/iperf3_3.18.bb
index 265611e533..91d266a2d5 100644
--- a/meta-oe/recipes-benchmark/iperf3/iperf3_3.18.bb
+++ b/meta-oe/recipes-benchmark/iperf3/iperf3_3.18.bb
@@ -17,6 +17,7 @@ SRC_URI = "git://github.com/esnet/iperf.git;branch=master;protocol=https \
            file://0001-configure.ac-check-for-CPP-prog.patch \
            file://0001-fix-build-with-gcc-15.patch \
            file://CVE-2025-54349.patch \
+           file://CVE-2025-54350.patch \
           "
 
 SRCREV = "2a2984488d6de8f7a2d1f5938e03ca7be57e227c"