Upstream information

CVE-2022-34749 at MITRE


In mistune through 2.0.2, support of inline markup is implemented by using regular expressions that can involve a high amount of backtracking on certain edge cases. This behavior is commonly named catastrophic backtracking.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having important severity.

CVSS v3 Scores
  National Vulnerability Database
Base Score 7.5
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entry: 1201862 [RESOLVED / FIXED]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
openSUSE Tumbleweed
  • python310-mistune >= 2.0.4-1.1
  • python38-mistune >= 2.0.4-1.1
  • python39-mistune >= 2.0.4-1.1
openSUSE Tumbleweed GA python310-mistune-2.0.4-1.1

SUSE Timeline for this CVE

CVE page created: Tue Jul 26 04:00:02 2022
CVE page last modified: Wed Oct 26 23:58:11 2022