Bug 2458089 - CVE-2026-6067 nasm: Netwide Assembler (NASM): Arbitrary code execution via malicious assembly file processing [fedora-43]
Summary: CVE-2026-6067 nasm: Netwide Assembler (NASM): Arbitrary code execution via ma...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: nasm
Version: 43
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Dominik 'Rathann' Mierzejewski
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["edbb59ad-8261-4b97-8e07-8...
Depends On:
Blocks: CVE-2026-6067
TreeView+ depends on / blocked
 
Reported: 2026-04-14 00:15 UTC by Praise Ogwuche
Modified: 2026-06-07 00:56 UTC (History)
7 users (show)

Fixed In Version: nasm-3.01-3.fc45 nasm-3.01-3.fc44
Clone Of:
Environment:
Last Closed: 2026-06-05 10:29:03 UTC
Type: ---
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Github netwide-assembler nasm issues 203 0 None open Heap buffer overflow (OOB write) in output/outobj.c obj_directive() via GROUP directive 2026-04-15 19:44:39 UTC

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.
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