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authorColin Watson <cjwatson@debian.org>2010-01-01 23:53:30 +0000
committerColin Watson <cjwatson@debian.org>2010-01-01 23:53:30 +0000
commitdf03186a4f9e0c2ece398b5c0571cb6263d7a752 (patch)
tree1aab079441dff9615274769b19f2d734ddf508dd /sshd.0
parent6ad6994c288662fca6949f42bf91fec2aff00bca (diff)
parent99b402ea4c8457b0a3cafff37f5b3410a8dc6476 (diff)
* New upstream release (closes: #536182). Yes, I know 5.3p1 has been out
for a while, but there's no GSSAPI patch available for it yet. - Change the default cipher order to prefer the AES CTR modes and the revised "arcfour256" mode to CBC mode ciphers that are susceptible to CPNI-957037 "Plaintext Recovery Attack Against SSH". - Add countermeasures to mitigate CPNI-957037-style attacks against the SSH protocol's use of CBC-mode ciphers. Upon detection of an invalid packet length or Message Authentication Code, ssh/sshd will continue reading up to the maximum supported packet length rather than immediately terminating the connection. This eliminates most of the known differences in behaviour that leaked information about the plaintext of injected data which formed the basis of this attack (closes: #506115, LP: #379329). - ForceCommand directive now accepts commandline arguments for the internal-sftp server (closes: #524423, LP: #362511). - Add AllowAgentForwarding to available Match keywords list (closes: #540623). - Make ssh(1) send the correct channel number for SSH2_MSG_CHANNEL_SUCCESS and SSH2_MSG_CHANNEL_FAILURE messages to avoid triggering 'Non-public channel' error messages on sshd(8) in openssh-5.1. - Avoid printing 'Non-public channel' warnings in sshd(8), since the ssh(1) has sent incorrect channel numbers since ~2004 (this reverts a behaviour introduced in openssh-5.1; closes: #496017). * Update to GSSAPI patch from http://www.sxw.org.uk/computing/patches/openssh-5.2p1-gsskex-all-20090726.patch, including cascading credentials support (LP: #416958).
Diffstat (limited to 'sshd.0')
-rw-r--r--sshd.05
1 files changed, 2 insertions, 3 deletions
diff --git a/sshd.0 b/sshd.0
index 04d64776e..d6f02324e 100644
--- a/sshd.0
+++ b/sshd.0
@@ -458,8 +458,7 @@ FILES
458 are writable by other users, then the file could be modified or 458 are writable by other users, then the file could be modified or
459 replaced by unauthorized users. In this case, sshd will not al- 459 replaced by unauthorized users. In this case, sshd will not al-
460 low it to be used unless the StrictModes option has been set to 460 low it to be used unless the StrictModes option has been set to
461 ``no''. The recommended permissions can be set by executing 461 ``no''.
462 ``chmod go-w ~/ ~/.ssh ~/.ssh/authorized_keys''.
463 462
464 ~/.ssh/environment 463 ~/.ssh/environment
465 This file is read into the environment at login (if it exists). 464 This file is read into the environment at login (if it exists).
@@ -572,4 +571,4 @@ CAVEATS
572 System security is not improved unless rshd, rlogind, and rexecd are dis- 571 System security is not improved unless rshd, rlogind, and rexecd are dis-
573 abled (thus completely disabling rlogin and rsh into the machine). 572 abled (thus completely disabling rlogin and rsh into the machine).
574 573
575OpenBSD 4.4 July 2, 2008 9 574OpenBSD 4.5 October 3, 2008 9