search for: kex_gss_

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2014 Jan 24
3
[Bug 2198] New: GSSAPIKeyExchange gssapi-keyex bug in kex.c choose_kex()
...5Slw5Ew8Mqkay+al2g== Server error message: (nothing much useful, even with -ddd) Cause: In kex.c :: choose_kex() prior to 6.3p1 the search for Kex k->name was performed using a mix of strcmp() and strncmp(). The strncmp() name comparisons on just the leading part of the name were necessary for KEX_GSS_GEX_SHA1_ID, KEX_GSS_GRP1_SHA1_ID, and KEX_GSS_GRP14_SHA1_ID. Starting with 6.3.p1 and continuing in 6.4p1 and openssh-SNAP-20140125.tar.gz kex.c moved to a kexalgs table with a kex_alg_by_name() lookup. Since kex_alg_by_name() only uses strcmp, the above kex algorith names fail to make an exact...