CVE-2026-6068

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Summary

CVECVE-2026-6068
StatePUBLISHED
Assignercertcc
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-10 14:16:38 UTC
Updated2026-05-26 20:00:48 UTC
DescriptionNASM contains a heap use after free vulnerability in response file (-@) processing where a dangling pointer to freed memory is stored in the global depend_file and later dereferenced, as the response-file buffer is freed before the pointer is used, allowing for data corruption or remote code execution.

Risk And Classification

Primary CVSS: v3.1 9.6 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS: 0.000290000 probability, percentile 0.088990000 (date 2026-05-31)

Problem Types: CWE-416 | CWE-416: Use After Free

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.6CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
3.1ADPDECLARED6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Nasm Netwide Assembler 3.02 rc5 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA NASM NASM affected nasm-3.02rc5 Not specified

References

ReferenceSourceLinkTags
sekai.team/blog/nasm-cve-disclosure/cve-2026-6068 [email protected] sekai.team Exploit, Third Party Advisory
github.com/netwide-assembler/nasm/issues/222 [email protected] github.com Exploit, Issue Tracking
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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