diff options
| author | mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-04-10 08:03:47 +0000 |
|---|---|---|
| committer | mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-04-10 08:03:47 +0000 |
| commit | 83fc324d1dfb2bec7d683509e25e3cc17dbecf18 (patch) | |
| tree | 33815d2e1045fe3862f9dbcecac309eb2915cf09 /ext/openssl/ossl_bn.c | |
| parent | 91db3b6c6b0daff732c0bacfcc4db397f1df4a42 (diff) | |
ext/openssl/ossl_bn.c (ossl_bn_initialize): get rid of SEGV
OpenSSL::BN.new(nil, 2) dumped core.
[ruby-core:92231] [Bug #15760]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67497 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/openssl/ossl_bn.c')
| -rw-r--r-- | ext/openssl/ossl_bn.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/ext/openssl/ossl_bn.c b/ext/openssl/ossl_bn.c index 4666ce6c2f..36b159fe69 100644 --- a/ext/openssl/ossl_bn.c +++ b/ext/openssl/ossl_bn.c @@ -187,6 +187,7 @@ ossl_bn_initialize(int argc, VALUE *argv, VALUE self) BIGNUM *bn; VALUE str, bs; int base = 10; + char *ptr; if (rb_scan_args(argc, argv, "11", &str, &bs) == 2) { base = NUM2INT(bs); @@ -213,12 +214,14 @@ ossl_bn_initialize(int argc, VALUE *argv, VALUE self) GetBN(self, bn); switch (base) { case 0: - if (!BN_mpi2bn((unsigned char *)StringValuePtr(str), RSTRING_LENINT(str), bn)) { + ptr = StringValuePtr(str); + if (!BN_mpi2bn((unsigned char *)ptr, RSTRING_LENINT(str), bn)) { ossl_raise(eBNError, NULL); } break; case 2: - if (!BN_bin2bn((unsigned char *)StringValuePtr(str), RSTRING_LENINT(str), bn)) { + ptr = StringValuePtr(str); + if (!BN_bin2bn((unsigned char *)ptr, RSTRING_LENINT(str), bn)) { ossl_raise(eBNError, NULL); } break; |