UBUNTU-CVE-2018-14679

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Source
https://ubuntu.com/security/CVE-2018-14679
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-14679.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-14679
Upstream
Downstream
Related
Published
2018-07-28T00:00:00Z
Modified
2025-10-02T04:53:58Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).

References

Affected packages

Ubuntu:14.04:LTS / clamav

Package

Name
clamav
Purl
pkg:deb/ubuntu/clamav@0.100.1+dfsg-1ubuntu0.14.04.3?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.100.1+dfsg-1ubuntu0.14.04.3

Affected versions

0.*

0.97.8+dfsg-1ubuntu4
0.97.8+dfsg-1ubuntu5
0.98.1+dfsg-1ubuntu4
0.98.1+dfsg-1ubuntu5
0.98.1+dfsg-2ubuntu2
0.98.1+dfsg-4ubuntu1
0.98.1+dfsg-4ubuntu1.1
0.98.5+addedllvm-0ubuntu0.14.04.1
0.98.6+dfsg-0ubuntu0.14.04.1
0.98.7+dfsg-0ubuntu0.14.04.1
0.99.2+addedllvm-0ubuntu0.14.04.1
0.99.2+addedllvm-0ubuntu0.14.04.2
0.99.3+addedllvm-0ubuntu0.14.04.1
0.99.4+addedllvm-0ubuntu0.14.04.1
0.100.1+dfsg-1ubuntu0.14.04.1
0.100.1+dfsg-1ubuntu0.14.04.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.100.1+dfsg-1ubuntu0.14.04.3",
            "binary_name": "clamav"
        },
        {
            "binary_version": "0.100.1+dfsg-1ubuntu0.14.04.3",
            "binary_name": "clamav-base"
        },
        {
            "binary_version": "0.100.1+dfsg-1ubuntu0.14.04.3",
            "binary_name": "clamav-daemon"
        },
        {
            "binary_version": "0.100.1+dfsg-1ubuntu0.14.04.3",
            "binary_name": "clamav-docs"
        },
        {
            "binary_version": "0.100.1+dfsg-1ubuntu0.14.04.3",
            "binary_name": "clamav-freshclam"
        },
        {
            "binary_version": "0.100.1+dfsg-1ubuntu0.14.04.3",
            "binary_name": "clamav-milter"
        },
        {
            "binary_version": "0.100.1+dfsg-1ubuntu0.14.04.3",
            "binary_name": "clamav-testfiles"
        },
        {
            "binary_version": "0.100.1+dfsg-1ubuntu0.14.04.3",
            "binary_name": "libclamav-dev"
        },
        {
            "binary_version": "0.100.1+dfsg-1ubuntu0.14.04.3",
            "binary_name": "libclamav7"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:Pro:14.04:LTS / libmspack

Package

Name
libmspack
Purl
pkg:deb/ubuntu/libmspack@0.4-1ubuntu0.1~esm2?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.4-1ubuntu0.1~esm2

Affected versions

0.*

0.4-1
0.4-1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.4-1ubuntu0.1~esm2",
            "binary_name": "libmspack-dev"
        },
        {
            "binary_version": "0.4-1ubuntu0.1~esm2",
            "binary_name": "libmspack0"
        }
    ],
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro"
}

Ubuntu:16.04:LTS / libmspack

Package

Name
libmspack
Purl
pkg:deb/ubuntu/libmspack@0.5-1ubuntu0.16.04.2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.5-1ubuntu0.16.04.2

Affected versions

0.*

0.5-1
0.5-1ubuntu0.16.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.5-1ubuntu0.16.04.2",
            "binary_name": "libmspack-dev"
        },
        {
            "binary_version": "0.5-1ubuntu0.16.04.2",
            "binary_name": "libmspack0"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:18.04:LTS / libmspack

Package

Name
libmspack
Purl
pkg:deb/ubuntu/libmspack@0.6-3ubuntu0.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6-3ubuntu0.1

Affected versions

0.*

0.6-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.6-3ubuntu0.1",
            "binary_name": "libmspack-dev"
        },
        {
            "binary_version": "0.6-3ubuntu0.1",
            "binary_name": "libmspack0"
        }
    ],
    "availability": "No subscription required"
}