USN-3834-1
- Source
- https://ubuntu.com/security/notices/USN-3834-1
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3834-1.json
- JSON Data
- https://api.osv.dev/v1/vulns/USN-3834-1
- Upstream
- Related
- Published
- 2018-12-03T17:36:00.799401Z
- Modified
- 2025-10-13T04:34:45Z
- Summary
- perl vulnerabilities
- Details
-
Jayakrishna Menon discovered that Perl incorrectly handled Perlmysetenv. An attacker could use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2018-18311)
Eiichi Tsukata discovered that Perl incorrectly handled certain regular expressions. An attacker could use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 18.10. (CVE-2018-18312)
Eiichi Tsukata discovered that Perl incorrectly handled certain regular expressions. An attacker could use this issue to cause Perl to crash, resulting in a denial of service. (CVE-2018-18313)
Jakub Wilk discovered that Perl incorrectly handled certain regular expressions. An attacker could use this issue to cause Perl to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 18.10. (CVE-2018-18314)
- References
Affected packages
Ubuntu:14.04:LTS / perl
Package
- Name
- perl
- Purl
- pkg:deb/ubuntu/perl@5.18.2-2ubuntu1.7?arch=source&distro=trusty
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed5.18.2-2ubuntu1.7
Affected versions
5.*
5.14.2-21build1
5.18.1-4
5.18.1-4build1
5.18.1-5
5.18.2-2
5.18.2-2ubuntu1
5.18.2-2ubuntu1.1
5.18.2-2ubuntu1.3
5.18.2-2ubuntu1.4
5.18.2-2ubuntu1.6
Ecosystem specific
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libcgi-fast-perl",
"binary_version": "5.18.2-2ubuntu1.7"
},
{
"binary_name": "libperl-dev",
"binary_version": "5.18.2-2ubuntu1.7"
},
{
"binary_name": "libperl5.18",
"binary_version": "5.18.2-2ubuntu1.7"
},
{
"binary_name": "perl",
"binary_version": "5.18.2-2ubuntu1.7"
},
{
"binary_name": "perl-base",
"binary_version": "5.18.2-2ubuntu1.7"
},
{
"binary_name": "perl-debug",
"binary_version": "5.18.2-2ubuntu1.7"
},
{
"binary_name": "perl-modules",
"binary_version": "5.18.2-2ubuntu1.7"
}
]
}
Database specific
cves_map
{
"ecosystem": "Ubuntu:14.04:LTS",
"cves": [
{
"id": "CVE-2018-18311",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2018-18313",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
]
}
Ubuntu:16.04:LTS / perl
Package
- Name
- perl
- Purl
- pkg:deb/ubuntu/perl@5.22.1-9ubuntu0.6?arch=source&distro=xenial
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed5.22.1-9ubuntu0.6
Affected versions
5.*
5.20.2-6
5.22.1-3
5.22.1-4
5.22.1-5
5.22.1-7
5.22.1-8
5.22.1-9
5.22.1-9ubuntu0.2
5.22.1-9ubuntu0.3
5.22.1-9ubuntu0.5
Ecosystem specific
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libperl-dev",
"binary_version": "5.22.1-9ubuntu0.6"
},
{
"binary_name": "libperl5.22",
"binary_version": "5.22.1-9ubuntu0.6"
},
{
"binary_name": "perl",
"binary_version": "5.22.1-9ubuntu0.6"
},
{
"binary_name": "perl-base",
"binary_version": "5.22.1-9ubuntu0.6"
},
{
"binary_name": "perl-debug",
"binary_version": "5.22.1-9ubuntu0.6"
},
{
"binary_name": "perl-modules-5.22",
"binary_version": "5.22.1-9ubuntu0.6"
}
]
}
Database specific
cves_map
{
"ecosystem": "Ubuntu:16.04:LTS",
"cves": [
{
"id": "CVE-2018-18311",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2018-18312",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2018-18313",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2018-18314",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
]
}
Ubuntu:18.04:LTS / perl
Package
- Name
- perl
- Purl
- pkg:deb/ubuntu/perl@5.26.1-6ubuntu0.3?arch=source&distro=bionic
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed5.26.1-6ubuntu0.3
Affected versions
5.*
5.26.0-8ubuntu1
5.26.1-2ubuntu1
5.26.1-3
5.26.1-4
5.26.1-4build1
5.26.1-5
5.26.1-6
5.26.1-6ubuntu0.1
5.26.1-6ubuntu0.2
Ecosystem specific
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libperl-dev",
"binary_version": "5.26.1-6ubuntu0.3"
},
{
"binary_name": "libperl5.26",
"binary_version": "5.26.1-6ubuntu0.3"
},
{
"binary_name": "perl",
"binary_version": "5.26.1-6ubuntu0.3"
},
{
"binary_name": "perl-base",
"binary_version": "5.26.1-6ubuntu0.3"
},
{
"binary_name": "perl-debug",
"binary_version": "5.26.1-6ubuntu0.3"
},
{
"binary_name": "perl-modules-5.26",
"binary_version": "5.26.1-6ubuntu0.3"
}
]
}
Database specific
cves_map
{
"ecosystem": "Ubuntu:18.04:LTS",
"cves": [
{
"id": "CVE-2018-18311",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2018-18312",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2018-18313",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2018-18314",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
]
}