Bug 2423993

Summary:	[Minor Incident] CVE-2025-52881 singularity-ce: container escape and denial of service due to arbitrary write gadgets and procfs write redirects [epel-9]
Product:	[Fedora] Fedora EPEL	Reporter:	Patrick Del Bello <pdelbell>
Component:	singularity-ce	Assignee:	David Trudgian <dtrudg>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	epel9	CC:	dtrudg, dwd, go-sig
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:	{"flaws": ["41d5df38-b077-4af4-811e-b26adbdff4fe"]}
Fixed In Version:		Doc Type:	---
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2026-01-02 10:41:22 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	2404715

Description Patrick Del Bello 2025-12-19 21:56:57 UTC

Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

The following link provides references to all essential vulnerability management information. If something is wrong or missing, please contact a member of PSIRT.
https://spaces.redhat.com/display/PRODSEC/Vulnerability+Management+-+Essential+Documents+for+Engineering+Teams

Comment 1 David Trudgian 2026-01-02 10:41:22 UTC

Not directly affected by runc vuln. Related CVE-2025-64750 was fixed in 4.3.5.