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.
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
Source: MITRE
Published: 2020-02-02
Updated: 2021-01-05
Type: CWE-400
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 2.8
Severity: MEDIUM