diff --git a/backport-tool_cb_rea-limit-rate-unpause-for-T-uploads.patch b/backport-tool_cb_rea-limit-rate-unpause-for-T-uploads.patch
new file mode 100644
index 0000000000000000000000000000000000000000..cd27057225334a31894814e29ccdb90f1dbdddfc
--- /dev/null
+++ b/backport-tool_cb_rea-limit-rate-unpause-for-T-uploads.patch
@@ -0,0 +1,61 @@
+From 5f4aaf8b66ef04208c1c2121d4b780c792303f32 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Tue, 30 Apr 2024 11:07:28 +0200
+Subject: [PATCH] tool_cb_rea: limit rate unpause for -T . uploads
+Reference:https://github.com/curl/curl/pull/13506
+---
+ src/tool_cb_rea.c | 31 +++++++++++++++++++++++++++++--
+ 1 file changed, 29 insertions(+), 2 deletions(-)
+
+diff --git a/src/tool_cb_rea.c b/src/tool_cb_rea.c
+index 507373d..67241be 100644
+--- a/src/tool_cb_rea.c
++++ b/src/tool_cb_rea.c
+@@ -28,6 +28,7 @@
+ #include "tool_cfgable.h"
+ #include "tool_cb_rea.h"
+ #include "tool_operate.h"
++#include "tool_sleep.h"
+ 
+ #include "memdebug.h" /* keep this as LAST include */
+ 
+@@ -71,8 +72,34 @@ int tool_readbusy_cb(void *clientp,
+   (void)ulnow;  /* unused */
+ 
+   if(config->readbusy) {
+-    config->readbusy = FALSE;
+-    curl_easy_pause(per->curl, CURLPAUSE_CONT);
++      /* lame code to keep the rate down because the input might not deliver
++       anything, get paused again and come back here immediately */
++    static long rate = 500;
++    static struct timeval prev;
++    static curl_off_t ulprev;
++
++    if(ulprev == ulnow) {
++      /* it did not upload anything since last call */
++      if(prev.tv_sec) {
++        struct timeval now = tvnow();
++        /* get a rolling average rate */
++        /* rate = rate - rate/4 + tvdiff(now, prev)/4; */
++        rate -= rate/4 - tvdiff(now, prev)/4;
++        prev = now;
++      }
++    }
++    else {
++      rate = 50;
++      ulprev = ulnow;
++    }
++    if(rate >= 50) {
++      /* keeps the looping down to 20 times per second in the crazy case */
++      config->readbusy = FALSE;
++      curl_easy_pause(per->curl, CURLPAUSE_CONT);
++    }
++    else
++      /* sleep half a period */
++      tool_go_sleep(25);
+   }
+ 
+   return per->noprogress? 0 : CURL_PROGRESSFUNC_CONTINUE;
+-- 
+2.27.0
+
diff --git a/curl.spec b/curl.spec
index 4453d1480811d2be2d0afae6009cf0b5aeadefde..22394c1bfc24db27ca08250185afd21867ef80e7 100644
--- a/curl.spec
+++ b/curl.spec
@@ -6,7 +6,7 @@
 
 Name:           curl
 Version:        7.79.1
-Release:        28
+Release:        29
 Summary:        Curl is used in command lines or scripts to transfer data
 License:        MIT
 URL:            https://curl.haxx.se/
@@ -97,6 +97,8 @@ Patch83:        backport-urlapi-make-sure-zoneid-is-also-duplicated-in-curl_u.pa
 Patch84:        backport-transfer-also-stop-the-sending-on-closed-connection.patch
 Patch85:        backport-openssl-avoid-BN_num_bits-NULL-pointer-derefs.patch
 Patch86:        backport-CVE-2024-2398.patch
+Patch87:        backport-tool_cb_rea-limit-rate-unpause-for-T-uploads.patch
+#https://github.com/curl/curl/pull/13506
 
 BuildRequires:  automake brotli-devel coreutils gcc groff krb5-devel
 BuildRequires:  libidn2-devel libnghttp2-devel libpsl-devel
@@ -265,6 +267,12 @@ rm -rf ${RPM_BUILD_ROOT}%{_libdir}/libcurl.la
 %{_mandir}/man3/*
 
 %changelog
+* Thu May 23 2024 baiguo <baiguo@kylinos.cn> - 7.79.1-29
+- Type:bugfix
+- CVE:NA
+- SUG:NA
+- DESC:tool_cb_rea: limit rate unpause for -T . uploads
+
 * Fri Mar 29 2024 zhouyihang <zhouyihang3@h-partners.com> - 7.79.1-28
 - Type:CVE
 - CVE:CVE-2024-2398