UBUNTU-CVE-2023-1667

See a problem?
Source
https://ubuntu.com/security/notices/UBUNTU-CVE-2023-1667
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-1667.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-1667
Related
Published
2023-05-09T00:00:00Z
Modified
2023-05-09T00:00:00Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A NULL pointer dereference was found In libssh during re-keying with algorithm guessing. This issue may allow an authenticated client to cause a denial of service.

References

Affected packages

Ubuntu:Pro:16.04:LTS / libssh

Package

Name
libssh

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*

0.6.3-3ubuntu3
0.6.3-4.1
0.6.3-4.2
0.6.3-4.2ubuntu1
0.6.3-4.3
0.6.3-4.3ubuntu0.1
0.6.3-4.3ubuntu0.2
0.6.3-4.3ubuntu0.5
0.6.3-4.3ubuntu0.6
0.6.3-4.3ubuntu0.6+esm1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:18.04:LTS / libssh

Package

Name
libssh

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*

0.7.5-1
0.8.0~20170825.94fa1e38-1
0.8.0~20170825.94fa1e38-1build1
0.8.0~20170825.94fa1e38-1ubuntu0.1
0.8.0~20170825.94fa1e38-1ubuntu0.2
0.8.0~20170825.94fa1e38-1ubuntu0.5
0.8.0~20170825.94fa1e38-1ubuntu0.6
0.8.0~20170825.94fa1e38-1ubuntu0.7
0.8.0~20170825.94fa1e38-1ubuntu0.7+esm3

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:20.04:LTS / libssh

Package

Name
libssh
Purl
pkg:deb/ubuntu/libssh@0.9.3-2ubuntu2.3?arch=src?distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.3-2ubuntu2.3

Affected versions

0.*

0.9.0-1ubuntu1
0.9.0-1ubuntu4
0.9.0-1ubuntu5
0.9.3-2ubuntu1
0.9.3-2ubuntu2
0.9.3-2ubuntu2.1
0.9.3-2ubuntu2.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "libssh-dev": "0.9.3-2ubuntu2.3",
            "libssh-gcrypt-dev": "0.9.3-2ubuntu2.3",
            "libssh-gcrypt-4-dbgsym": "0.9.3-2ubuntu2.3",
            "libssh-gcrypt-4": "0.9.3-2ubuntu2.3",
            "libssh-4-dbgsym": "0.9.3-2ubuntu2.3",
            "libssh-doc": "0.9.3-2ubuntu2.3",
            "libssh-4": "0.9.3-2ubuntu2.3"
        }
    ]
}

Ubuntu:22.04:LTS / libssh

Package

Name
libssh
Purl
pkg:deb/ubuntu/libssh@0.9.6-2ubuntu0.22.04.1?arch=src?distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.9.6-2ubuntu0.22.04.1

Affected versions

0.*

0.9.6-1
0.9.6-1build1
0.9.6-2
0.9.6-2build1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "libssh-dev": "0.9.6-2ubuntu0.22.04.1",
            "libssh-gcrypt-dev": "0.9.6-2ubuntu0.22.04.1",
            "libssh-gcrypt-4-dbgsym": "0.9.6-2ubuntu0.22.04.1",
            "libssh-gcrypt-4": "0.9.6-2ubuntu0.22.04.1",
            "libssh-4-dbgsym": "0.9.6-2ubuntu0.22.04.1",
            "libssh-doc": "0.9.6-2ubuntu0.22.04.1",
            "libssh-4": "0.9.6-2ubuntu0.22.04.1"
        }
    ]
}