UBUNTU-CVE-2017-5193

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Source
https://ubuntu.com/security/CVE-2017-5193
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-5193.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2017-5193
Upstream
Downstream
Related
Published
2017-01-06T00:00:00Z
Modified
2025-07-16T07:36:49.223551Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

The nickcmp function in Irssi before 0.8.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a message without a nick.

References

Affected packages

Ubuntu:14.04:LTS / irssi

Package

Name
irssi
Purl
pkg:deb/ubuntu/irssi@0.8.15-5ubuntu3.1?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.8.15-5ubuntu3.1

Affected versions

0.*

0.8.15-5ubuntu2
0.8.15-5ubuntu3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "0.8.15-5ubuntu3.1",
            "binary_name": "irssi"
        },
        {
            "binary_version": "0.8.15-5ubuntu3.1",
            "binary_name": "irssi-dbgsym"
        },
        {
            "binary_version": "0.8.15-5ubuntu3.1",
            "binary_name": "irssi-dev"
        }
    ]
}

Ubuntu:16.04:LTS / irssi

Package

Name
irssi
Purl
pkg:deb/ubuntu/irssi@0.8.19-1ubuntu1.3?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.8.19-1ubuntu1.3

Affected versions

0.*

0.8.17-1ubuntu1
0.8.17-1ubuntu2
0.8.18-1ubuntu1
0.8.19-1ubuntu1
0.8.19-1ubuntu1.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "0.8.19-1ubuntu1.3",
            "binary_name": "irssi"
        },
        {
            "binary_version": "0.8.19-1ubuntu1.3",
            "binary_name": "irssi-dbg"
        },
        {
            "binary_version": "0.8.19-1ubuntu1.3",
            "binary_name": "irssi-dbgsym"
        },
        {
            "binary_version": "0.8.19-1ubuntu1.3",
            "binary_name": "irssi-dev"
        },
        {
            "binary_version": "0.8.19-1ubuntu1.3",
            "binary_name": "irssi-dev-dbgsym"
        }
    ]
}