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| author | Florian Dold <florian@dold.me> | 2021-10-19 13:59:42 +0200 |
|---|---|---|
| committer | Florian Dold <florian@dold.me> | 2021-10-19 13:59:42 +0200 |
| commit | 789268e1b9320a0757fe3c191767b155aedd351d (patch) | |
| tree | e77ade13fc7462090629fde8a6ca5a976f28821a /src/util | |
| parent | 2e2abc61db54f3a25fcb261e2d93277673770d70 (diff) | |
| download | gnunet-789268e1b9320a0757fe3c191767b155aedd351d.tar.gz gnunet-789268e1b9320a0757fe3c191767b155aedd351d.zip | |
kdf: zero out salt correctly
Diffstat (limited to 'src/util')
| -rw-r--r-- | src/util/crypto_hkdf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/util/crypto_hkdf.c b/src/util/crypto_hkdf.c index ba3626e1a..4e4496819 100644 --- a/src/util/crypto_hkdf.c +++ b/src/util/crypto_hkdf.c | |||
| @@ -116,7 +116,8 @@ getPRK (gcry_md_hd_t mac, const void *xts, size_t xts_len, const void *skm, | |||
| 116 | 116 | ||
| 117 | if (xts_len == 0) | 117 | if (xts_len == 0) |
| 118 | { | 118 | { |
| 119 | char zero_salt[dlen] = { 0 }; | 119 | char zero_salt[dlen]; |
| 120 | memset (zero_salt, 0, dlen); | ||
| 120 | ret = doHMAC (mac, zero_salt, dlen, skm, skm_len); | 121 | ret = doHMAC (mac, zero_salt, dlen, skm, skm_len); |
| 121 | } | 122 | } |
| 122 | else | 123 | else |