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-rw-r--r--main/libtasn1/APKBUILD8
-rw-r--r--main/libtasn1/CVE-2017-10790.patch55
2 files changed, 61 insertions, 2 deletions
diff --git a/main/libtasn1/APKBUILD b/main/libtasn1/APKBUILD
index e9a3639994..fe331b1f23 100644
--- a/main/libtasn1/APKBUILD
+++ b/main/libtasn1/APKBUILD
@@ -1,7 +1,7 @@
# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=libtasn1
pkgver=4.7
-pkgrel=2
+pkgrel=3
pkgdesc="The ASN.1 library used in GNUTLS"
url="http://www.gnu.org/software/gnutls/"
arch="all"
@@ -12,6 +12,7 @@ install=
source="ftp://ftp.gnu.org/gnu/$pkgname/$pkgname-$pkgver.tar.gz
CVE-2016-4008.patch
CVE-2017-6891.patch
+ CVE-2017-10790.patch
"
_builddir="$srcdir"/$pkgname-$pkgver
@@ -19,6 +20,8 @@ _builddir="$srcdir"/$pkgname-$pkgver
# secfixes:
# 4.7-r2:
# - CVE-2017-6891
+# 4.7-r3:
+# - CVE-2017-10790
prepare() {
local i
@@ -47,4 +50,5 @@ package() {
}
sha512sums="9e93264bfad250d88c528550db4731d07c5c1b2ec319b892e9b536dc3d46b2a4166241ebf3470127c4f662067b7dabaa407ce1f16bdf05ee31495881eefe5572 libtasn1-4.7.tar.gz
0c2b639df74ea9ff386a429f499d5e4764efeed4686c8ec28bd18d75c07eba84bfe21b5780d2115aebefe6a54ffe87cc5fac28b82b00bc2f5a47c090d3bd8fd7 CVE-2016-4008.patch
-82972045d29afe8b4a4e240ae45e6417de46f1057ba48026ba5ed5679054dbc469194a34ede9007925bf7bfbc91c93f31aafc1dcdac8ffc4d8c0798e08c7f880 CVE-2017-6891.patch"
+82972045d29afe8b4a4e240ae45e6417de46f1057ba48026ba5ed5679054dbc469194a34ede9007925bf7bfbc91c93f31aafc1dcdac8ffc4d8c0798e08c7f880 CVE-2017-6891.patch
+8e9dad0a1ee7cb7a8ed3d2a60c1c1bcb3e1ef689dbd2879992d4098f36edbae3bb962b9c87a0a9a77335e83abf10fd72bd78bde99989421c35f4434a9e1d08cc CVE-2017-10790.patch"
diff --git a/main/libtasn1/CVE-2017-10790.patch b/main/libtasn1/CVE-2017-10790.patch
new file mode 100644
index 0000000000..eb752c20a9
--- /dev/null
+++ b/main/libtasn1/CVE-2017-10790.patch
@@ -0,0 +1,55 @@
+From d8d805e1f2e6799bb2dff4871a8598dc83088a39 Mon Sep 17 00:00:00 2001
+From: Nikos Mavrogiannopoulos <nmav@redhat.com>
+Date: Thu, 22 Jun 2017 16:31:37 +0200
+Subject: [PATCH] _asn1_check_identifier: safer access to values read
+
+Signed-off-by: Nikos Mavrogiannopoulos <nmav@redhat.com>
+---
+ lib/parser_aux.c | 17 ++++++++++++-----
+ 1 file changed, 12 insertions(+), 5 deletions(-)
+
+diff --git a/lib/parser_aux.c b/lib/parser_aux.c
+index 976ab38..786ea64 100644
+--- a/lib/parser_aux.c
++++ b/lib/parser_aux.c
+@@ -955,7 +955,7 @@ _asn1_check_identifier (asn1_node node)
+ if (p2 == NULL)
+ {
+ if (p->value)
+- _asn1_strcpy (_asn1_identifierMissing, p->value);
++ _asn1_str_cpy (_asn1_identifierMissing, sizeof(_asn1_identifierMissing), (char*)p->value);
+ else
+ _asn1_strcpy (_asn1_identifierMissing, "(null)");
+ return ASN1_IDENTIFIER_NOT_FOUND;
+@@ -968,9 +968,15 @@ _asn1_check_identifier (asn1_node node)
+ if (p2 && (type_field (p2->type) == ASN1_ETYPE_DEFAULT))
+ {
+ _asn1_str_cpy (name2, sizeof (name2), node->name);
+- _asn1_str_cat (name2, sizeof (name2), ".");
+- _asn1_str_cat (name2, sizeof (name2), (char *) p2->value);
+- _asn1_strcpy (_asn1_identifierMissing, p2->value);
++ if (p2->value)
++ {
++ _asn1_str_cat (name2, sizeof (name2), ".");
++ _asn1_str_cat (name2, sizeof (name2), (char *) p2->value);
++ _asn1_str_cpy (_asn1_identifierMissing, sizeof(_asn1_identifierMissing), (char*)p2->value);
++ }
++ else
++ _asn1_strcpy (_asn1_identifierMissing, "(null)");
++
+ p2 = asn1_find_node (node, name2);
+ if (!p2 || (type_field (p2->type) != ASN1_ETYPE_OBJECT_ID) ||
+ !(p2->type & CONST_ASSIGN))
+@@ -990,7 +996,8 @@ _asn1_check_identifier (asn1_node node)
+ _asn1_str_cpy (name2, sizeof (name2), node->name);
+ _asn1_str_cat (name2, sizeof (name2), ".");
+ _asn1_str_cat (name2, sizeof (name2), (char *) p2->value);
+- _asn1_strcpy (_asn1_identifierMissing, p2->value);
++ _asn1_str_cpy (_asn1_identifierMissing, sizeof(_asn1_identifierMissing), (char*)p2->value);
++
+ p2 = asn1_find_node (node, name2);
+ if (!p2 || (type_field (p2->type) != ASN1_ETYPE_OBJECT_ID)
+ || !(p2->type & CONST_ASSIGN))
+--
+1.9.1
+