UBUNTU-CVE-2017-12963

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Source

https://ubuntu.com/security/CVE-2017-12963

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-12963.json

JSON Data

https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2017-12963

Related

CVE-2017-12963

Published

2017-08-18T21:29:00Z

Modified

2025-04-23T15:00:35Z

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

Summary

[none]

Details

There is an illegal address access in Sass::Eval::operator() in eval.cpp of LibSass 3.4.5, leading to a remote denial of service attack. NOTE: this is similar to CVE-2017-11555 but remains exploitable after the vendor's CVE-2017-11555 fix (available from GitHub after 2017-07-24).

References

Affected packages

Ubuntu:Pro:16.04:LTS / libsass

Package

Name: libsass
Purl: pkg:deb/ubuntu/libsass@3.3.4-1?arch=source&distro=esm-apps/xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.2.5-1

3.2.5-2

3.3.2-1

3.3.4-1

Ecosystem specific

{
    "ubuntu_priority": "low"
}

Ubuntu:Pro:18.04:LTS / libsass

Package

Name: libsass
Purl: pkg:deb/ubuntu/libsass@3.4.8-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.4.3-1

3.4.6-1

3.4.8-1

3.4.8-1ubuntu0.1~esm1

Ecosystem specific

{
    "ubuntu_priority": "low"
}

Ubuntu:20.04:LTS / libsass

Package

Name: libsass
Purl: pkg:deb/ubuntu/libsass@3.6.3-1ubuntu1?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.5.5-4

3.6.3-1ubuntu1

Ecosystem specific

{
    "ubuntu_priority": "low"
}

Ubuntu:22.04:LTS / libsass

Package

Name: libsass
Purl: pkg:deb/ubuntu/libsass@3.6.5-1ubuntu1?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.6.5-1ubuntu1

Ecosystem specific

{
    "ubuntu_priority": "low"
}

Ubuntu:24.10 / libsass

Package

Name: libsass
Purl: pkg:deb/ubuntu/libsass@3.6.5+20231221-3?arch=source&distro=oracular

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.6.5+20231221-3

Ecosystem specific

{
    "ubuntu_priority": "low"
}

Ubuntu:24.04:LTS / libsass

Package

Name: libsass
Purl: pkg:deb/ubuntu/libsass@3.6.5+20231221-3?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.6.5+20220909-1ubuntu1

3.6.5+20231221-3

Ecosystem specific

{
    "ubuntu_priority": "low"
}

Ubuntu:25.04 / libsass

Package

Name: libsass
Purl: pkg:deb/ubuntu/libsass@3.6.6-0ubuntu1?arch=source&distro=plucky

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.6.6-0ubuntu1

Affected versions

3.*

3.6.5+20231221-3

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "low",
    "binaries": [
        {
            "binary_version": "3.6.6-0ubuntu1",
            "binary_name": "libsass-dev"
        },
        {
            "binary_version": "3.6.6-0ubuntu1",
            "binary_name": "libsass1"
        },
        {
            "binary_version": "3.6.6-0ubuntu1",
            "binary_name": "libsass1-dbgsym"
        }
    ]
}