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author | 2017-09-04 01:12:32 +0300 | |
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committer | 2017-09-04 01:17:57 +0300 | |
commit | 4017809b1df76179561d99b69349935dbdd1dae7 (patch) | |
tree | 26d500a6a5526945f73258b8c9f1bd5e90a09517 /dev-libs/libtasn1/files | |
parent | net-vpn/peervpn: use RC_SVCNAME in init script (diff) | |
download | gentoo-4017809b1df76179561d99b69349935dbdd1dae7.tar.gz gentoo-4017809b1df76179561d99b69349935dbdd1dae7.tar.bz2 gentoo-4017809b1df76179561d99b69349935dbdd1dae7.zip |
dev-libs/libtasn1: CVE-2017-10790
Package-Manager: Portage-2.3.6, Repoman-2.3.1
Diffstat (limited to 'dev-libs/libtasn1/files')
-rw-r--r-- | dev-libs/libtasn1/files/libtasn1-4.12-CVE-2017-10790.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/dev-libs/libtasn1/files/libtasn1-4.12-CVE-2017-10790.patch b/dev-libs/libtasn1/files/libtasn1-4.12-CVE-2017-10790.patch new file mode 100644 index 000000000000..eb752c20a9b4 --- /dev/null +++ b/dev-libs/libtasn1/files/libtasn1-4.12-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 + |