[gnome-continuous-yocto/gnomeostree-3.22-krogoth: 177/246] curl: CVE-2016-8615
- From: Emmanuele Bassi <ebassi src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-continuous-yocto/gnomeostree-3.22-krogoth: 177/246] curl: CVE-2016-8615
- Date: Thu, 14 Dec 2017 12:03:04 +0000 (UTC)
commit ad2cce0f1ecdb8c4f75f32c04d132d0eea076bb5
Author: Sona Sarmadi <sona sarmadi enea com>
Date: Tue Nov 15 10:08:10 2016 +0100
curl: CVE-2016-8615
cookie injection for other servers
Affected versions: curl 7.1 to and including 7.50.3
Reference:
https://curl.haxx.se/docs/adv_20161102A.html
(From OE-Core rev: ba4e218d1e09aaecbdb760a299826c03202a9ba9)
Signed-off-by: Sona Sarmadi <sona sarmadi enea com>
Signed-off-by: Armin Kuster <akuster808 gmail com>
Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>
meta/recipes-support/curl/curl/CVE-2016-8615.patch | 77 ++++++++++++++++++++
meta/recipes-support/curl/curl_7.47.1.bb | 1 +
2 files changed, 78 insertions(+), 0 deletions(-)
---
diff --git a/meta/recipes-support/curl/curl/CVE-2016-8615.patch
b/meta/recipes-support/curl/curl/CVE-2016-8615.patch
new file mode 100644
index 0000000..5faa423
--- /dev/null
+++ b/meta/recipes-support/curl/curl/CVE-2016-8615.patch
@@ -0,0 +1,77 @@
+From 1620f552a277ed5b23a48b9c27dbf07663cac068 Mon Sep 17 00:00:00 2001
+From: Daniel Stenberg <daniel haxx se>
+Date: Tue, 27 Sep 2016 17:36:19 +0200
+Subject: [PATCH] cookie: replace use of fgets() with custom version
+
+... that will ignore lines that are too long to fit in the buffer.
+
+CVE: CVE-2016-8615
+Upstream-Status: Backport
+
+Bug: https://curl.haxx.se/docs/adv_20161102A.html
+Reported-by: Cure53
+Signed-off-by: Sona Sarmadi <sona sarmadi enea com>
+---
+ lib/cookie.c | 31 ++++++++++++++++++++++++++++++-
+ 1 file changed, 30 insertions(+), 1 deletion(-)
+
+diff --git a/lib/cookie.c b/lib/cookie.c
+index 0f05da2..e5097d3 100644
+--- a/lib/cookie.c
++++ b/lib/cookie.c
+@@ -901,10 +901,39 @@ Curl_cookie_add(struct Curl_easy *data,
+ }
+
+ return co;
+ }
+
++/*
++ * get_line() makes sure to only return complete whole lines that fit in 'len'
++ * bytes and end with a newline.
++ */
++static char *get_line(char *buf, int len, FILE *input)
++{
++ bool partial = FALSE;
++ while(1) {
++ char *b = fgets(buf, len, input);
++ if(b) {
++ size_t rlen = strlen(b);
++ if(rlen && (b[rlen-1] == '\n')) {
++ if(partial) {
++ partial = FALSE;
++ continue;
++ }
++ return b;
++ }
++ else
++ /* read a partial, discard the next piece that ends with newline */
++ partial = TRUE;
++ }
++ else
++ break;
++ }
++ return NULL;
++}
++
++
+ /*****************************************************************************
+ *
+ * Curl_cookie_init()
+ *
+ * Inits a cookie struct to read data from a local file. This is always
+@@ -957,11 +986,11 @@ struct CookieInfo *Curl_cookie_init(struct Curl_easy *data,
+ bool headerline;
+
+ line = malloc(MAX_COOKIE_LINE);
+ if(!line)
+ goto fail;
+- while(fgets(line, MAX_COOKIE_LINE, fp)) {
++ while(get_line(line, MAX_COOKIE_LINE, fp)) {
+ if(checkprefix("Set-Cookie:", line)) {
+ /* This is a cookie line, get it! */
+ lineptr=&line[11];
+ headerline=TRUE;
+ }
+--
+2.9.3
+
diff --git a/meta/recipes-support/curl/curl_7.47.1.bb b/meta/recipes-support/curl/curl_7.47.1.bb
index 3670a11..1f2758c 100644
--- a/meta/recipes-support/curl/curl_7.47.1.bb
+++ b/meta/recipes-support/curl/curl_7.47.1.bb
@@ -15,6 +15,7 @@ SRC_URI += " file://configure_ac.patch \
file://CVE-2016-5420.patch \
file://CVE-2016-5421.patch \
file://CVE-2016-7141.patch \
+ file://CVE-2016-8615.patch \
"
SRC_URI[md5sum] = "9ea3123449439bbd960cd25cf98796fb"
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