search for: 10506240

http://bugzilla.mindrot.org/show_bug.cgi?id=750 Summary: "buffer_append_space: alloc 10506240 not supported" on AIX5 when attempting to use compression Product: Portable OpenSSH Version: -current Platform: All OS/Version: AIX Status: NEW Severity: major Priority: P2 Component: ssh...

...ug1: monitor_child_preauth: quinot has been authenticated by privileged proce ss debug1: newkeys: mode 0 debug1: newkeys: mode 1 debug1: Entering interactive session for SSH2. debug1: fd 8 setting O_NONBLOCK debug1: fd 10 setting O_NONBLOCK debug1: server_init_dispatch_20 buffer_append_space: alloc 10506240 not supported debug1: Calling cleanup 0x807e3ec(0x0) debug1: Calling cleanup 0x807e3ec(0x0) -- Thomas.Quinot at Cuivre.FR.EU.ORG

...ux) the sshd reports the following (sshd -D -d -d -d) Jan 20 14:41:59 dhu1_boot sshd[9580]: Server listening on 0.0.0.0 port 22. Jan 20 14:42:11 dhu1_boot sshd[15502]: Accepted password for maniac from 10.x.y.z port 2972 ssh2 Jan 20 14:42:12 dhu1_boot sshd[16546]: fatal: buffer_append_space: alloc 10506240 not supported On the putty side I get the following message after entering the password or passphrase when connecting to a server with priv-sep turned on: Fatal: unable to initialise SFTP: could not connect -- Mark Janssen <maniac at maniac.nl> Saiko Internet Technologies

...ot; in /usr/local/etc/sshd_config on an HPUX 10.20. OpenSSH version is OpenSSH_3.5p1 zlib version is 1.1.4 OpenSSL version is OpenSSL 0.9.6g 9 Aug 2002 The compiler is the HP C/ANSI C B.10.20.03 syslog on the sshd systems reports: Feb 24 12:46:32 als3 sshd[15645]: fatal: buffer_append_space: alloc 10506240 not supported I've tried recompiling zlib and openssh with different options to no effect. sshd -ddd shows: debug3: Seeding PRNG from /usr/local/libexec/ssh-rand-helper debug1: sshd version OpenSSH_3.5p1 debug1: private host key: #0 type 0 RSA1 debug3: Not a RSA1 key file /usr/local/etc/ssh_ho...

...Priority: P3 Component: sshd AssignedTo: openssh-bugs at mindrot.org ReportedBy: chopin+sshzilla at sgh.waw.pl When compression is enabled in Putty (0.53b), sshd accepts the keys, username, password and then exits, leaving in logs: fatal: buffer_append_space: alloc 10506240 not supported Turning off compression in Putty allows to login normally. It used to work at least with 3.1p1 ------- You are receiving this mail because: ------- You are the assignee for the bug, or are watching the assignee.

...th another client (putty instead of ssh from the same release) everything seems to be working fine (could not get it to crash with putty). 2. OpenSSH 3.4p1 - same behaviour, except now there is a limit to the memory sshd tries to alloc, and it just dies with "fatal: buffer_append_space: alloc 10506240 not supported" anytime privsep is on and compression is on. After some digging, we were able to trace the problem to "buffer_uncompress" in compress.c - it seems that in some circumstances the inflate call returns Z_OK and incoming_stream.avail_out == 0, thus the program alloc&...