Bug 2458089

Summary:	CVE-2026-6067 nasm: Netwide Assembler (NASM): Arbitrary code execution via malicious assembly file processing [fedora-43]
Product:	[Fedora] Fedora	Reporter:	Praise Ogwuche <pogwuche>
Component:	nasm	Assignee:	Dominik 'Rathann' Mierzejewski <dominik>
Status:	CLOSED ERRATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	43	CC:	dominik, java-sig-commits, mizdebsk, mkoncek, nickc, pbonzini, suraj.ghimire7
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:	{"flaws": ["edbb59ad-8261-4b97-8e07-8122d11049dc"]}
Fixed In Version:	nasm-3.01-3.fc45 nasm-3.01-3.fc44	Doc Type:	---
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2026-06-05 10:29:03 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:	2457289

Description Praise Ogwuche 2026-04-14 00:15:08 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.

Comment 1 Dominik 'Rathann' Mierzejewski 2026-04-22 20:52:13 UTC

CVSS score at NVD is wrong, should be 5.5 medium.

Comment 2 Fedora Update System 2026-06-05 10:22:23 UTC

FEDORA-2026-c346e5cd24 (nasm-3.01-3.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-c346e5cd24

Comment 3 Fedora Update System 2026-06-05 10:29:03 UTC

FEDORA-2026-c346e5cd24 (nasm-3.01-3.fc45) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 4 Fedora Update System 2026-06-05 11:27:33 UTC

FEDORA-2026-eaae48ece0 (nasm-3.01-3.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-eaae48ece0

Comment 5 Fedora Update System 2026-06-06 01:24:51 UTC

FEDORA-2026-eaae48ece0 has been pushed to the Fedora 44 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-eaae48ece0`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-eaae48ece0

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 6 Fedora Update System 2026-06-07 00:56:34 UTC

FEDORA-2026-eaae48ece0 (nasm-3.01-3.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.