diff options
author | Dr. Stephen Henson <steve@openssl.org> | 2001-01-10 01:06:31 +0000 |
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committer | Dr. Stephen Henson <steve@openssl.org> | 2001-01-10 01:06:31 +0000 |
commit | cbf0f45f90ce316360f07c8b6c5f37b913d9c24d (patch) | |
tree | 722770356da2ec03615d60123a1f65e269817cd0 | |
parent | b2293b1e9bb0f2ddb9fdae8130f6103cce2df608 (diff) | |
download | openssl-cbf0f45f90ce316360f07c8b6c5f37b913d9c24d.tar.gz |
Fix uni2asc() so it can properly convert zero length
unicode strings. Certain PKCS#12 files contain these
in BMPStrings and it used to crash on them.
-rw-r--r-- | CHANGES | 4 | ||||
-rw-r--r-- | crypto/pkcs12/p12_utl.c | 2 |
2 files changed, 5 insertions, 1 deletions
@@ -3,6 +3,10 @@ Changes between 0.9.6 and 0.9.7 [xx XXX 2000] + *) Fix to uni2asc() to cope with zero length Unicode strings. + These are present in some PKCS#12 files. + [Steve Henson] + *) Finish off removing the remaining LHASH function pointer casts. There should no longer be any prototype-casting required when using the LHASH abstraction, and any casts that remain are "bugs". See diff --git a/crypto/pkcs12/p12_utl.c b/crypto/pkcs12/p12_utl.c index 2c2166e8d7..8ed3e0d0c7 100644 --- a/crypto/pkcs12/p12_utl.c +++ b/crypto/pkcs12/p12_utl.c @@ -83,7 +83,7 @@ char *uni2asc (unsigned char *uni, int unilen) char *asctmp; asclen = unilen / 2; /* If no terminating zero allow for one */ - if (uni[unilen - 1]) asclen++; + if (!unilen || uni[unilen - 1]) asclen++; uni++; if (!(asctmp = OPENSSL_malloc (asclen))) return NULL; for (i = 0; i < unilen; i+=2) asctmp[i>>1] = uni[i]; |