Lucene search
+L

libkcapi: IV reuse in libkcapi one-shot symmetric cipher chunking causes cipher state reset across chunk boundaries

🗓️ 19 Aug 2026 13:15:02Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

libkcapi reuses IV across chunks in one-shot CTR/CBC cipher ops, weakening confidentiality.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64libkcapi1.5.1-0.1.hum1libkcapi-1.5.1-0.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64libkcapi1.5.1-0.1.hum1libkcapi-1.5.1-0.1.hum1.x86_64.rpm

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

23 Aug 2026 05:57Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.16.5
EPSS0.00301
SSVC
5