CVE-2019-20446 Information

Description

In xml.rs in GNOME librsvg before 2.46.2 a crafted SVG file with nested patterns can cause denial of service when passed to the library for processing. The attacker constructs pattern elements so that the number of final rendered objects grows exponentially.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00024.html https://gitlab.gnome.org/GNOME/librsvg/issues/515 https://lists.debian.org/debian-lts-announce/2020/07/msg00016.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6IOHSO6BUKC6I66J5PZOMAGFVJ66ZS57/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X3B5RWJQD5LA45MYLLR55KZJOJ5NVZGP/ https://usn.ubuntu.com/4436-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5