Bug 2427835

Summary: CVE-2025-13151 libtasn1: libtasn1: Denial of Service via stack-based buffer overflow in asn1_expend_octet_string [fedora-43]
Product: [Fedora] Fedora Reporter: Sandipan Roy <saroy>
Component: libtasn1Assignee: Simo Sorce <ssorce>
Status: NEW --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: 43CC: crypto-team, n.mavrogiannopoulos, rh-bugzilla, ssorce, tm, zfridric
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["8a2b5732-7964-43d7-81e0-37d3922cdefc"]}
Fixed In Version: Doc Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2427698    

Description Sandipan Roy 2026-01-08 07:04:50 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