curl: Backport fix CVE-2023-32001

Signed-off-by: Ashish Sharma <asharma@mvista.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

diff --git a/meta/recipes-support/curl/curl/CVE-2023-32001.patch b/meta/recipes-support/curl/curl/CVE-2023-32001.patch
new file mode 100644 (file)
index 0000000..7ea3073
--- /dev/null
+++ b/meta/recipes-support/curl/curl/CVE-2023-32001.patch
@@ -0,0 +1,39 @@
+From 0c667188e0c6cda615a036b8a2b4125f2c404dde Mon Sep 17 00:00:00 2001
+From: SaltyMilk <soufiane.elmelcaoui@gmail.com>
+Date: Mon, 10 Jul 2023 21:43:28 +0200
+Subject: [PATCH] fopen: optimize
+
+Closes #11419
+
+Upstream-Status: Backport [https://github.com/curl/curl/commit/0c667188e0c6cda615a036b8a2b4125f2c404dde]
+CVE: CVE-2023-32001
+Signed-off-by: Ashish Sharma <asharma@mvista.com>
+
+
+ lib/fopen.c | 12 ++++++------
+ 1 file changed, 6 insertions(+), 6 deletions(-)
+
+diff --git a/lib/fopen.c b/lib/fopen.c
+index c9c9e3d6e73a2..b6e3cadddef65 100644
+--- a/lib/fopen.c
++++ b/lib/fopen.c
+@@ -56,13 +56,13 @@ CURLcode Curl_fopen(struct Curl_easy *data, const char *filename,
+   int fd = -1;
+   *tempname = NULL;
+ 
+-  if(stat(filename, &sb) == -1 || !S_ISREG(sb.st_mode)) {
+-    /* a non-regular file, fallback to direct fopen() */
+-    *fh = fopen(filename, FOPEN_WRITETEXT);
+-    if(*fh)
+-      return CURLE_OK;
++  *fh = fopen(filename, FOPEN_WRITETEXT);
++  if(!*fh)
+     goto fail;
+-  }
++  if(fstat(fileno(*fh), &sb) == -1 || !S_ISREG(sb.st_mode))
++    return CURLE_OK;
++  fclose(*fh);
++  *fh = NULL;
+ 
+   result = Curl_rand_hex(data, randsuffix, sizeof(randsuffix));
+   if(result)

diff --git a/meta/recipes-support/curl/curl_7.82.0.bb b/meta/recipes-support/curl/curl_7.82.0.bb
index 7f18ef7ee6a95cec533634d7538dd9d1525ed3e2..af52ecad133ce5c5561ad26b4315c7015fe2d8da 100644 (file)
--- a/meta/recipes-support/curl/curl_7.82.0.bb
+++ b/meta/recipes-support/curl/curl_7.82.0.bb
@@ -51,6 +51,7 @@ SRC_URI = "https://curl.se/download/${BP}.tar.xz \
            file://CVE-2023-28321.patch \
            file://CVE-2023-28322-1.patch \
            file://CVE-2023-28322-2.patch \
+           file://CVE-2023-32001.patch \
            "
 SRC_URI[sha256sum] = "0aaa12d7bd04b0966254f2703ce80dd5c38dbbd76af0297d3d690cdce58a583c"