[OE-core][wrynose][PATCH 4/6] curl: Security Fix for CVE-2026-80255

[Siddharth <sdoshi@mvista.com>]

From: Siddharth Doshi <sdoshi@mvista.com>

Picking patch as per [1], and same patch is mentioned in [2]

[1] https://curl.se/docs/CVE-2026-80255.html
[2] https://security-tracker.debian.org/tracker/CVE-2026-80255

Signed-off-by: Siddharth Doshi <sdoshi@mvista.com>
---
 .../curl/curl/CVE-2026-80255.patch            | 106 ++++++++++++++++++
 meta/recipes-support/curl/curl_8.19.0.bb      |   1 +
 2 files changed, 107 insertions(+)
 create mode 100644 meta/recipes-support/curl/curl/CVE-2026-80255.patch

diff --git a/meta/recipes-support/curl/curl/CVE-2026-80255.patch b/meta/recipes-support/curl/curl/CVE-2026-80255.patch
new file mode 100644
index 0000000000..964193bcbd
--- /dev/null
+++ b/meta/recipes-support/curl/curl/CVE-2026-80255.patch
@@ -0,0 +1,106 @@
+From 4f6aa41a0145e930e766775dbe860883d350aa0a Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel@haxx.se>
+Date: Thu, 27 Aug 2026 08:33:30 +0200
+Subject: [PATCH] cookie: improve TAB handling
+
+For entries with a leading tab. Verified in test 2885.
+
+Reported-by: Stanislav Fort
+Closes #22699
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/4f6aa41a0145e930e766775dbe860883d350aa0a]
+CVE: CVE-2026-80255
+Signed-off-by: Siddharth Doshi <sdoshi@mvista.com>
+---
+ lib/cookie.c           |  2 +-
+ tests/data/Makefile.am |  1 +
+ tests/data/test2885    | 52 ++++++++++++++++++++++++++++++++++++++++++
+ 3 files changed, 54 insertions(+), 1 deletion(-)
+ create mode 100644 tests/data/test2885
+
+diff --git a/lib/cookie.c b/lib/cookie.c
+index 4d53cc4..30ec890 100644
+--- a/lib/cookie.c
++++ b/lib/cookie.c
+@@ -453,7 +453,7 @@ parse_cookie_header(struct Curl_easy *data,
+     struct Curl_str val;
+ 
+     /* we have a <name>=<value> pair or a stand-alone word here */
+-    if(!curlx_str_cspn(&ptr, &name, ";\t\r\n=")) {
++    if(!curlx_str_cspn(&ptr, &name, ";\r\n=")) {
+       bool sep = FALSE;
+       curlx_str_trimblanks(&name);
+ 
+diff --git a/tests/data/Makefile.am b/tests/data/Makefile.am
+index f9d20a9..8bf374f 100644
+--- a/tests/data/Makefile.am
++++ b/tests/data/Makefile.am
+@@ -272,6 +272,7 @@ test2600 test2601 test2602 test2603 test2604 test2605 \
+ test2700 test2701 test2702 test2703 test2704 test2705 test2706 test2707 \
+ test2708 test2709 test2710 test2711 test2712 test2713 test2714 test2715 \
+ test2716 test2717 test2718 test2719 test2720 test2721 test2722 test2723 \
++test2885 \
+ \
+ test3000 test3001 test3002 test3003 test3004 test3005 test3006 test3007 \
+ test3008 test3009 test3010 test3011 test3012 test3013 test3014 test3015 \
+diff --git a/tests/data/test2885 b/tests/data/test2885
+new file mode 100644
+index 0000000..456224f
+--- /dev/null
++++ b/tests/data/test2885
+@@ -0,0 +1,52 @@
++<?xml version="1.0" encoding="US-ASCII"?>
++<testcase>
++<info>
++<keywords>
++HTTP
++cookies
++</keywords>
++</info>
++
++<reply>
++<data crlf="headers">
++HTTP/1.1 200 OK
++Content-Length: 0
++Set-Cookie: thisis=SECRET;%TABSecure
++Set-Cookie: also=notab; Secure
++
++</data>
++</reply>
++
++<client>
++<features>
++cookies
++</features>
++<server>
++https
++</server>
++<name>
++Cookies with TAB before 'secure'
++</name>
++<command>
++https://cookie.example:%HTTPSPORT/%TESTNUMBER -c %LOGDIR/cookies.txt --resolve cookie.example:%HTTPSPORT:%HOSTIP --insecure
++</command>
++</client>
++
++<verify>
++<protocol crlf="headers">
++GET /%TESTNUMBER HTTP/1.1
++Host: cookie.example:%HTTPSPORT
++User-Agent: curl/%VERSION
++Accept: */*
++
++</protocol>
++<file name="%LOGDIR/cookies.txt" mode="text">
++# Netscape HTTP Cookie File
++# https://curl.se/docs/http-cookies.html
++# This file was generated by libcurl! Edit at your own risk.
++
++cookie.example%TABFALSE%TAB/%TABTRUE%TAB0%TABalso%TABnotab
++cookie.example%TABFALSE%TAB/%TABTRUE%TAB0%TABthisis%TABSECRET
++</file>
++</verify>
++</testcase>
+-- 
+2.34.1
+
diff --git a/meta/recipes-support/curl/curl_8.19.0.bb b/meta/recipes-support/curl/curl_8.19.0.bb
index a55cea4e31..a5606c5eb1 100644
--- a/meta/recipes-support/curl/curl_8.19.0.bb
+++ b/meta/recipes-support/curl/curl_8.19.0.bb
@@ -30,6 +30,7 @@ SRC_URI = " \
     file://CVE-2026-13608.patch \
     file://CVE-2026-18924.patch \
     file://CVE-2026-80229.patch \
+    file://CVE-2026-80255.patch \
 "
 
 SRC_URI:append:class-nativesdk = " \
-- 
2.34.1