SUSE-SU-2024:0539-1

See a problem?
Import Source
https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2024:0539-1.json
JSON Data
https://api.osv.dev/v1/vulns/SUSE-SU-2024:0539-1
Related
Published
2024-02-20T15:03:55Z
Modified
2024-02-20T15:03:55Z
Summary
Security update for libssh
Details

This update for libssh fixes the following issues:

Update to version 0.9.8 (jsc#PED-7719):

  • Fix CVE-2023-6004: Command injection using proxycommand (bsc#1218209)
  • Fix CVE-2023-48795: Potential downgrade attack using strict kex (bsc#1218126)
  • Fix CVE-2023-6918: Missing checks for return values of MD functions (bsc#1218186)
  • Allow @ in usernames when parsing from URI composes

Update to version 0.9.7

  • Fix CVE-2023-1667: a NULL dereference during rekeying with algorithm guessing (bsc#1211188)
  • Fix CVE-2023-2283: a possible authorization bypass in pkiverifydata_signature under low-memory conditions (bsc#1211190)
  • Fix several memory leaks in GSSAPI handling code

Update to version 0.9.6 (bsc#1189608, CVE-2021-3634)

  • https://git.libssh.org/projects/libssh.git/tag/?h=libssh-0.9.6

Update to version 0.9.5 (bsc#1174713, CVE-2020-16135):

  • CVE-2020-16135: Avoid null pointer dereference in sftpserver (T232)
  • Improve handling of library initialization (T222)
  • Fix parsing of subsecond times in SFTP (T219)
  • Make the documentation reproducible
  • Remove deprecated API usage in OpenSSL
  • Fix regression of sshchannelpolltimeout() returning SSHAGAIN
  • Define version in one place (T226)
  • Prevent invalid free when using different C runtimes than OpenSSL (T229)
  • Compatibility improvements to testsuite

Update to version 0.9.4:

  • https://www.libssh.org/2020/04/09/libssh-0-9-4-and-libssh-0-8-9-security-release/
  • Fix possible Denial of Service attack when using AES-CTR-ciphers CVE-2020-1730 (bsc#1168699)

Update to version 0.9.3:

  • Fixed CVE-2019-14889 - SCP: Unsanitized location leads to command execution (bsc#1158095)
  • SSH-01-003 Client: Missing NULL check leads to crash in erroneous state
  • SSH-01-006 General: Various unchecked Null-derefs cause DOS
  • SSH-01-007 PKI Gcrypt: Potential UAF/double free with RSA pubkeys
  • SSH-01-010 SSH: Deprecated hash function in fingerprinting
  • SSH-01-013 Conf-Parsing: Recursive wildcards in hostnames lead to DOS
  • SSH-01-014 Conf-Parsing: Integer underflow leads to OOB array access
  • SSH-01-001 State Machine: Initial machine states should be set explicitly
  • SSH-01-002 Kex: Differently bound macros used to iterate same array
  • SSH-01-005 Code-Quality: Integer sign confusion during assignments
  • SSH-01-008 SCP: Protocol Injection via unescaped File Names
  • SSH-01-009 SSH: Update documentation which RFCs are implemented
  • SSH-01-012 PKI: Information leak via uninitialized stack buffer

Update to version 0.9.2:

  • Fixed libssh-config.cmake
  • Fixed issues with rsa algorithm negotiation (T191)
  • Fixed detection of OpenSSL ed25519 support (T197)

Update to version 0.9.1:

  • Added support for Ed25519 via OpenSSL
  • Added support for X25519 via OpenSSL
  • Added support for localuser in Match keyword
  • Fixed Match keyword to be case sensitive
  • Fixed compilation with LibreSSL
  • Fixed error report of channel open (T75)
  • Fixed sftp documentation (T137)
  • Fixed known_hosts parsing (T156)
  • Fixed build issue with MinGW (T157)
  • Fixed build with gcc 9 (T164)
  • Fixed deprecation issues (T165)
  • Fixed known_hosts directory creation (T166)

Update to verion 0.9.0:

  • Added support for AES-GCM
  • Added improved rekeying support
  • Added performance improvements
  • Disabled blowfish support by default
  • Fixed several ssh config parsing issues
  • Added support for DH Group Exchange KEX
  • Added support for Encrypt-then-MAC mode
  • Added support for parsing server side configuration file
  • Added support for ECDSA/Ed25519 certificates
  • Added FIPS 140-2 compatibility
  • Improved known_hosts parsing
  • Improved documentation
  • Improved OpenSSL API usage for KEX, DH, and signatures

  • Add libssh client and server config files

References

Affected packages

SUSE:Linux Enterprise Software Development Kit 12 SP5 / libssh

Package

Name
libssh
Purl
purl:rpm/suse/libssh&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.8-3.12.2

Ecosystem specific

{
    "binaries": [
        {
            "libssh-devel": "0.9.8-3.12.2",
            "libssh4": "0.9.8-3.12.2"
        }
    ]
}

SUSE:Linux Enterprise Server 12 SP5 / libssh

Package

Name
libssh
Purl
purl:rpm/suse/libssh&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.8-3.12.2

Ecosystem specific

{
    "binaries": [
        {
            "libssh-config": "0.9.8-3.12.2",
            "libssh4-32bit": "0.9.8-3.12.2",
            "libssh4": "0.9.8-3.12.2"
        }
    ]
}

SUSE:Linux Enterprise Server for SAP Applications 12 SP5 / libssh

Package

Name
libssh
Purl
purl:rpm/suse/libssh&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.8-3.12.2

Ecosystem specific

{
    "binaries": [
        {
            "libssh-config": "0.9.8-3.12.2",
            "libssh4-32bit": "0.9.8-3.12.2",
            "libssh4": "0.9.8-3.12.2"
        }
    ]
}