USN-4436-2

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Source
https://ubuntu.com/security/notices/USN-4436-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4436-2.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4436-2
Related
Published
2020-07-29T12:43:59.157759Z
Modified
2025-07-16T04:42:49Z
Summary
librsvg regression
Details

USN-4436-1 fixed a vulnerability in librsvg. The upstream fix caused a regression when parsing certain SVG files. This update backs out the fix pending further investigation.

Original advisory details:

It was discovered that librsvg incorrectly handled parsing certain SVG files. A remote attacker could possibly use this issue to cause librsvg to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-11464)

It was discovered that librsvg incorrectly handled parsing certain SVG files with nested patterns. A remote attacker could possibly use this issue to cause librsvg to consume resources and crash, resulting in a denial of service. (CVE-2019-20446)

References

Affected packages

Ubuntu:16.04:LTS / librsvg

Package

Name
librsvg
Purl
pkg:deb/ubuntu/librsvg@2.40.13-3ubuntu0.2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.40.13-3ubuntu0.2

Affected versions

2.*

2.40.10-1
2.40.11-1
2.40.11-2
2.40.12-1
2.40.13-1
2.40.13-2
2.40.13-3
2.40.13-3ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gir1.2-rsvg-2.0",
            "binary_version": "2.40.13-3ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-2",
            "binary_version": "2.40.13-3ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-2-dbgsym",
            "binary_version": "2.40.13-3ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-bin",
            "binary_version": "2.40.13-3ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-bin-dbgsym",
            "binary_version": "2.40.13-3ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-common",
            "binary_version": "2.40.13-3ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-common-dbgsym",
            "binary_version": "2.40.13-3ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-dev",
            "binary_version": "2.40.13-3ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-doc",
            "binary_version": "2.40.13-3ubuntu0.2"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:18.04:LTS / librsvg

Package

Name
librsvg
Purl
pkg:deb/ubuntu/librsvg@2.40.20-2ubuntu0.2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.40.20-2ubuntu0.2

Affected versions

2.*

2.40.18-1
2.40.18-2
2.40.20-2
2.40.20-2ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gir1.2-rsvg-2.0",
            "binary_version": "2.40.20-2ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-2",
            "binary_version": "2.40.20-2ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-2-dbgsym",
            "binary_version": "2.40.20-2ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-bin",
            "binary_version": "2.40.20-2ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-bin-dbgsym",
            "binary_version": "2.40.20-2ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-common",
            "binary_version": "2.40.20-2ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-common-dbgsym",
            "binary_version": "2.40.20-2ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-dev",
            "binary_version": "2.40.20-2ubuntu0.2"
        },
        {
            "binary_name": "librsvg2-doc",
            "binary_version": "2.40.20-2ubuntu0.2"
        }
    ],
    "availability": "No subscription required"
}