File _patchinfo of Package patchinfo.32181
<patchinfo incident="32181">
<issue tracker="cve" id="2023-48795"/>
<issue tracker="cve" id="2022-45047"/>
<issue tracker="bnc" id="1205463">VUL-0: CVE-2022-45047: apache-sshd: Java unsafe deserialization vulnerability</issue>
<issue tracker="bnc" id="1218189">VUL-0: CVE-2023-48795: apache-sshd: prefix truncation breaking ssh channel integrity aka Terrapin Attack</issue>
<packager>fstrba</packager>
<rating>important</rating>
<category>security</category>
<summary>Security update for apache-parent, apache-sshd</summary>
<description>This update for apache-parent, apache-sshd fixes the following issues:
apache-parent was updated from version 28 to 31:
- Version 31:
* New Features:
+ Added maven-checkstyle-plugin to pluginManagement
* Improvements:
+ Set minimalMavenBuildVersion to 3.6.3 - the minimum
used by plugins
+ Using an SPDX identifier as the license name is
recommended by Maven
+ Use properties to define the versions of plugins
* Bugs fixed:
+ Updated documentation for previous changes
apache-sshd was updated from version 2.7.0 to 2.12.0:
- Security issues fixed:
* CVE-2023-48795: Implemented OpenSSH "strict key exchange" protocol in apache-sshd version 2.12.0 (bsc#1218189)
* CVE-2022-45047: Java unsafe deserialization vulnerability fixed in apache-sshd version 2.9.2 (bsc#1205463)
- Other changes in version 2.12.0:
* Bugs fixed:
+ SCP client fails silently when error signalled due to missing file or lacking permissions
+ Ignore unknown key types from agent or in OpenSSH host keys extension
* New Features:
+ Support GIT protocol-v2
- Other changes in version 2.11.0:
* Bugs fixed:
+ Added configurable timeout(s) to DefaultSftpClient
+ Compare file keys in ModifiableFileWatcher.
+ Fixed channel pool in SftpFileSystem.
+ Use correct default OpenOptions in SftpFileSystemProvider.newFileChannel().
+ Use correct lock modes for SFTP FileChannel.lock().
+ ScpClient: support issuing commands to a server that uses a non-UTF-8 locale.
+ SftpInputStreamAsync: fix reporting EOF on zero-length reads.
+ Work-around a bug in WS_FTP <= 12.9 SFTP clients.
+ (Regression in 2.10.0) SFTP performance fix: override FilterOutputStream.write(byte[], int, int).
+ Fixed a race condition to ensure SSH_MSG_CHANNEL_EOF is always sent before SSH_MSG_CHANNEL_CLOSE.
+ Fixed error handling while flushing queued packets at end of KEX.
+ Fixed wrong log level on closing an Nio2Session.
+ Fixed detection of Android O/S from system properties.
+ Consider all applicable host keys from the known_hosts files.
+ SftpFileSystem: do not close user session.
+ ChannelAsyncOutputStream: remove write future when done.
+ SSHD-1332 (Regression in 2.10.0) Resolve ~ in IdentityFile file names in HostConfigEntry.
* New Features:
+ Use KeepAliveHandler global request instance in client as well
+ Publish snapshot maven artifacts to the Apache Snapshots maven repository.
+ Bundle sshd-contrib has support classes for the HAProxy protocol V2.
- Other changes in version 2.10.0:
* Bugs fixed:
+ Connection attempt not canceled when a connection timeout occurs
+ Possible OOM in ChannelPipedInputStream
+ SftpRemotePathChannel.transferFrom(...) ignores position argument
+ Rooted file system can leak informations
+ Failed to establish an SSH connection because the server identifier exceeds the int range
* Improvements:
+ Password in clear in SSHD server's logs
- Other changes in version 2.9.2:
* Bugs fixed:
+ SFTP worker threads got stuck while processing PUT methods against one specific SFTP server
+ Use the maximum packet size of the communication partner
+ ExplicitPortForwardingTracker does not unbind auto-allocated one
+ Default SshClient FD leak because Selector not closed
+ Reading again from exhausted ChannelExec#getInvertedOut() throws IOException instead of returning -1
+ Keeping error streams and input streams separate after ChannelExec#setRedirectErrorStream(true) is called
+ Nio2Session.shutdownOutput() should wait for writes in progress
* Test:
+ Research intermittent failure in unit tests using various I/O
service factories
- Other changes in version 2.9.1:
* Bugs fixed:
+ ClientSession.auth().verify() is terminated with timeout
+ 2.9.0 release broken on Java 8
+ Infinite loop in org.apache.sshd.sftp.client.impl.SftpInputStreamAsync#doRead
+ Deadlock during session exit
+ Race condition is logged in ChannelAsyncOutputStream
- Other changes in version 2.9.0:
* Bugs fixed:
+ Deadlock on disconnection at the end of key-exchange
+ Remote port forwarding mode does not handle EOF properly
+ Public key authentication: wrong signature algorithm used (ed25519 key with ssh-rsa signature)
+ Client fails window adjust above Integer.MAX_VALUE
+ class loader fails to load org.apache.sshd.common.cipher.BaseGCMCipher
+ Shell is not getting closed if the command has already closed the OutputStream it is using.
+ Sometimes async write listener is not called
+ Unhandled SSH_MSG_CHANNEL_WINDOW_ADJUST leeds to SocketTimeoutException
+ different host key algorithm used on rekey than used for the initial connection
+ OpenSSH certificate is not properly encoded when critical options are included
+ TCP/IP remote port forwarding with wildcard IP addresses doesn't work with OpenSSH
+ UserAuthPublicKey: uses ssh-rsa signatures for RSA keys from an agent
* New Features:
+ Added support for Argon2 encrypted PUTTY key files
+ Added support for merged inverted output and error streams of remote process
* Improvements:
+ Added support for "limits@openssh.com" SFTP extension
+ Support host-based pubkey authentication in the client
+ Send environment variable and open subsystem at the same time for SSH session
- Other changes in version 2.8.0:
* Bugs fixed:
+ Fixed wrong server key algorithm choice
+ Expiration of OpenSshCertificates needs to compare timestamps as unsigned long
+ SFTP Get downloads empty file from servers which supports EOF indication after data
+ skip() doesn't work properly in SftpInputStreamAsync
+ OpenMode and CopyMode is not honored as expected in version > 4 of SFTP api
+ SftpTransferTest sometimes hangs (failure during rekeying)
+ Race condition in KEX
+ Fix the ciphers supported documentation
+ Update tarLongFileMode to use POSIX
+ WinsCP transfer failure to Apache SSHD Server
+ Pubkey auth: keys from ssh-agent are used even if HostConfigEntry.isIdentitiesOnly() is true
+ Support RSA SHA2 signatures via SSH agent
+ NOTICE: wrong copyright year range
+ Wrong creationTime in writeAttrs for SFTP
+ sshd-netty logs all traffic on INFO level
* New Features:
+ Add support for chacha20-poly1305@openssh.com
+ Parsing of ~/.ssh/config Host patterns fails with extra
whitespace
+ Support generating OpenSSH client certificates
* Improvements:
+ Add support for curve25519-sha256@libssh.org key exchange
+ OpenSSH certificates: check certificate type
+ OpenSSHCertificatesTest: certificates expire in 2030
+ Display IdleTimeOut in more user-friendly format
+ sendChunkIfRemoteWindowIsSmallerThanPacketSize flag in ChannelAsyncOutputStream constructor configurable from
outside using variable/config file
+ Intercepting the server exception message from server in SSHD client
+ Implement RFC 8332 server-sig-algs on the server
+ Slow performance listing huge number of files on Apache SSHD server
+ SFTP: too many LSTAT calls
+ Support key constraints when adding a key to an SSH agent
+ Add SFTP server side file custom attributes hook
</description>
</patchinfo>
