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author | Dwayne C. Litzenberger <dlitz@dlitz.net> | 2012-05-24 07:51:41 -0400 |
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committer | Dwayne C. Litzenberger <dlitz@dlitz.net> | 2012-05-24 08:44:49 -0400 |
commit | 411f60f58cea79f7e93476ba0c069b80a2a4c1a0 (patch) | |
tree | 146fc6e92e2b1a12dad03cb9e1f1046821149de0 /src | |
parent | b382f9f9229121054ae6a87678ee3601381de099 (diff) | |
download | pycrypto-411f60f58cea79f7e93476ba0c069b80a2a4c1a0.tar.gz |
Fix block ciphers allowing empty string as IV
Bug report: https://bugs.launchpad.net/pycrypto/+bug/997464
Diffstat (limited to 'src')
-rw-r--r-- | src/block_template.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/block_template.c b/src/block_template.c index bc7aa74..c36b316 100644 --- a/src/block_template.c +++ b/src/block_template.c @@ -170,7 +170,7 @@ ALGnew(PyObject *self, PyObject *args, PyObject *kwdict) "Key cannot be the null string"); return NULL; } - if (IVlen != BLOCK_SIZE && IVlen != 0) + if (IVlen != BLOCK_SIZE && mode != MODE_ECB && mode != MODE_CTR) { PyErr_Format(PyExc_ValueError, "IV must be %i bytes long", BLOCK_SIZE); |