Bug 2464032 (CVE-2026-6527)

Summary: CVE-2026-6527 wireshark: Wireshark: Denial of Service due to ASN.1 PER protocol dissector crash
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: rhel-process-autobot, watson-tool-maintainers
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in Wireshark, a network protocol analyzer. A local user could be affected by this vulnerability if they open a specially crafted capture file containing malformed ASN.1 PER (Abstract Syntax Notation One Packed Encoding Rules) protocol data. This could lead to a crash of the Wireshark application, resulting in a denial of service.
Story Points: ---
Clone Of: Environment:
Last Closed: 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: 2464903    
Bug Blocks:    

Description OSIDB Bzimport 2026-04-30 07:02:35 UTC
ASN.1 PER protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service