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authorBrad King <brad.king@kitware.com>2017-03-21 15:05:28 (GMT)
committerBrad King <brad.king@kitware.com>2017-03-21 15:09:25 (GMT)
commit18009aaf5e1d8a436f251b6f70ac46bcad1ad768 (patch)
treeb119a21384b726efebe315e3ea28cab130748132 /Utilities
parente1adec32b8325fb731da084e99acd6070f5e39bf (diff)
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libarchive: backport rc4 crypto requirement update
Backport upstream libarchive commit 70f497f456 (As per Cryptographic Requirements, 2017-03-19). Discard more bytes of the RC4 keystream to reduce the possibility of non-random bytes.
Diffstat (limited to 'Utilities')
-rw-r--r--Utilities/cmlibarchive/libarchive/archive_random.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/Utilities/cmlibarchive/libarchive/archive_random.c b/Utilities/cmlibarchive/libarchive/archive_random.c
index a20b9b1..fcea6c6 100644
--- a/Utilities/cmlibarchive/libarchive/archive_random.c
+++ b/Utilities/cmlibarchive/libarchive/archive_random.c
@@ -222,7 +222,7 @@ arc4_stir(void)
* Discard early keystream, as per recommendations in:
* "(Not So) Random Shuffles of RC4" by Ilya Mironov.
*/
- for (i = 0; i < 1024; i++)
+ for (i = 0; i < 3072; i++)
(void)arc4_getbyte();
arc4_count = 1600000;
}