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| author | Phil Pennock <pdp@exim.org> | 2012-05-21 05:54:50 -0400 |
|---|---|---|
| committer | Phil Pennock <pdp@exim.org> | 2012-05-21 05:56:03 -0400 |
| commit | 76d5098363019ec2c5a9b0f584c78a15a92e3bab (patch) | |
| tree | b85dc81893046369cdded221799688c633df6663 | |
| parent | f53d7cf7c6d5af5dd7c5c040e641b665e3d8f7e7 (diff) | |
| download | exim4-76d5098363019ec2c5a9b0f584c78a15a92e3bab.tar.gz | |
avoid NUL in dh params file
gnutls_dh_params_export_pkcs3() returns 2 different sizes.
NUL observed by Janne Snabb
| -rw-r--r-- | src/src/tls-gnu.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/src/tls-gnu.c b/src/src/tls-gnu.c index 3ea02bd52..0ac72ad25 100644 --- a/src/src/tls-gnu.c +++ b/src/src/tls-gnu.c @@ -512,8 +512,9 @@ if (rc < 0) m.data = malloc(m.size); if (m.data == NULL) return tls_error(US"memory allocation failed", strerror(errno), NULL); + /* this will return a size 1 less than the allocation size above */ rc = gnutls_dh_params_export_pkcs3(dh_server_params, GNUTLS_X509_FMT_PEM, - m.data, &sz); + m.data, &m.size); if (rc != GNUTLS_E_SUCCESS) { free(m.data); |