Bugzilla – Attachment 828 Details for
Bug 968
OpenSSH 3.8p1 PRNG seed extraction failed error
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[patch]
provide seed_rng() and document why it's needed
openssh-rng-seed.patch (text/plain), 739 bytes, created by
Darren Tucker
on 2005-02-16 13:16:52 AEDT
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Description:
provide seed_rng() and document why it's needed
Filename:
MIME Type:
Creator:
Darren Tucker
Created:
2005-02-16 13:16:52 AEDT
Size:
739 bytes
patch
obsolete
>Index: ssh-rand-helper.c >=================================================================== >RCS file: /usr/local/src/security/openssh/cvs/openssh_cvs/ssh-rand-helper.c,v >retrieving revision 1.21 >diff -u -p -r1.21 ssh-rand-helper.c >--- ssh-rand-helper.c 16 Feb 2005 02:02:45 -0000 1.21 >+++ ssh-rand-helper.c 16 Feb 2005 02:14:16 -0000 >@@ -888,3 +888,15 @@ main(int argc, char **argv) > > return ret == bytes ? 0 : 1; > } >+ >+/* >+ * We may attempt to re-seed during mkstemp if we are using the one in the >+ * compat library (via mkstemp -> arc4random -> seed_rng) so we need >+ * our own seed_rng(). We must also check that we have enough entropy. >+ */ >+void >+seed_rng(void) >+{ >+ if (!RAND_status()) >+ fatal("Not enough entropy in RNG"); >+}
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