[oe-commits] [openembedded-core] 06/06: shadow: CVE-2016-6252

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rpurdie pushed a commit to branch rocko
in repository openembedded-core.

commit dd9e2dedb9ab41f509bae26f12704cbee1eb765d
Author: Armin Kuster <akuster808 at gmail.com>
AuthorDate: Mon Sep 24 08:42:11 2018 -0700

    shadow: CVE-2016-6252
    
    Backport patch from the upstream
    https://github.com/shadow-maint/shadow/commit/
    1d5a926cc2d6078d23a96222b1ef3e558724dad1
    
    Signed-off-by: Zhixiong Chi <zhixiong.chi at windriver.com>
    Signed-off-by: Armin Kuster <akuster808 at gmail.com>
---
 .../shadow/files/CVE-2016-6252.patch               | 48 ++++++++++++++++++++++
 meta/recipes-extended/shadow/shadow.inc            |  1 +
 2 files changed, 49 insertions(+)

diff --git a/meta/recipes-extended/shadow/files/CVE-2016-6252.patch b/meta/recipes-extended/shadow/files/CVE-2016-6252.patch
new file mode 100644
index 0000000..bdaba5e
--- /dev/null
+++ b/meta/recipes-extended/shadow/files/CVE-2016-6252.patch
@@ -0,0 +1,48 @@
+From 1d5a926cc2d6078d23a96222b1ef3e558724dad1 Mon Sep 17 00:00:00 2001
+From: Sebastian Krahmer <krahmer at suse.com>
+Date: Wed, 3 Aug 2016 11:51:07 -0500
+Subject: [PATCH] Simplify getulong
+
+Use strtoul to read an unsigned long, rather than reading
+a signed long long and casting it.
+
+https://bugzilla.suse.com/show_bug.cgi?id=979282
+
+Upstream-Status: Backport
+Signed-off-by: Zhixiong Chi <zhixiong.chi at windriver.com>
+---
+ lib/getulong.c | 9 +++------
+ 1 file changed, 3 insertions(+), 6 deletions(-)
+
+diff --git a/lib/getulong.c b/lib/getulong.c
+index 61579ca..08d2c1a 100644
+--- a/lib/getulong.c
++++ b/lib/getulong.c
+@@ -44,22 +44,19 @@
+  */
+ int getulong (const char *numstr, /*@out@*/unsigned long int *result)
+ {
+-	long long int val;
++	unsigned long int val;
+ 	char *endptr;
+ 
+ 	errno = 0;
+-	val = strtoll (numstr, &endptr, 0);
++	val = strtoul (numstr, &endptr, 0);
+ 	if (    ('\0' == *numstr)
+ 	     || ('\0' != *endptr)
+ 	     || (ERANGE == errno)
+-	     /*@+ignoresigns@*/
+-	     || (val != (unsigned long int)val)
+-	     /*@=ignoresigns@*/
+ 	   ) {
+ 		return 0;
+ 	}
+ 
+-	*result = (unsigned long int)val;
++	*result = val;
+ 	return 1;
+ }
+ 
+-- 
+1.9.1
diff --git a/meta/recipes-extended/shadow/shadow.inc b/meta/recipes-extended/shadow/shadow.inc
index 18eba72..f3f5bf6 100644
--- a/meta/recipes-extended/shadow/shadow.inc
+++ b/meta/recipes-extended/shadow/shadow.inc
@@ -22,6 +22,7 @@ SRC_URI = "https://downloads.yoctoproject.org/mirror/sources/${BP}.tar.xz \
            file://CVE-2017-2616.patch \
            ${@bb.utils.contains('PACKAGECONFIG', 'pam', '${PAM_SRC_URI}', '', d)} \
            file://CVE-2018-7169.patch \
+           file://CVE-2016-6252.patch \
            "
 
 SRC_URI_append_class-target = " \

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