Bug 1223603 (CVE-2024-4340)

Summary:	VUL-0: CVE-2024-4340: python-sqlparse,python3-sqlparse: processing of heavily nested list leads to RecursionError in sqlparse.parse()
Product:	[Novell Products] SUSE Security Incidents	Reporter:	SMASH SMASH <smash_bz>
Component:	Incidents	Assignee:	Steve Kowalik <steven.kowalik>
Status:	NEW ---	QA Contact:	Security Team bot <security-team>
Severity:	Major
Priority:	P3 - Medium	CC:	camila.matos, cloud-bugs, rfrohl, robert.simai, steven.kowalik
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/403646/
Whiteboard:	CVSSv3.1:SUSE:CVE-2024-4340:7.5:(AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Found By:	Security Response Team	Services Priority:
Business Priority:		Blocker:	---
Marketing QA Status:	---	IT Deployment:	---

Description SMASH SMASH 2024-04-30 17:09:25 UTC

Passing a heavily nested list to sqlparse.parse() leads to a Denial of Service due to RecursionError.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-4340
https://www.cve.org/CVERecord?id=CVE-2024-4340
https://github.com/advisories/GHSA-2m57-hf25-phgg
https://github.com/andialbrecht/sqlparse/commit/b4a39d9850969b4e1d6940d32094ee0b42a2cf03
https://research.jfrog.com/vulnerabilities/sqlparse-stack-exhaustion-dos-jfsa-2024-001031292/

Comment 4 OBSbugzilla Bot 2024-05-07 02:55:03 UTC

This is an autogenerated message for OBS integration:
This bug (1223603) was mentioned in
https://build.opensuse.org/request/show/1172288 Factory / python-sqlparse

Comment 8 Steve Kowalik 2024-05-16 07:21:28 UTC

Sorry about that, I've done so.

Comment 12 Maintenance Automation 2024-05-23 12:30:03 UTC

SUSE-SU-2024:1767-1: An update that solves one vulnerability can now be installed.

Category: security (important)
Bug References: 1223603
CVE References: CVE-2024-4340
Maintenance Incident: [SUSE:Maintenance:33866](https://smelt.suse.de/incident/33866/)
Sources used:
openSUSE Leap 15.4 (src):
 python-sqlparse-0.4.4-150400.6.7.1
openSUSE Leap 15.5 (src):
 python-sqlparse-0.4.4-150400.6.7.1
Public Cloud Module 15-SP4 (src):
 python-sqlparse-0.4.4-150400.6.7.1
Public Cloud Module 15-SP5 (src):
 python-sqlparse-0.4.4-150400.6.7.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.