HOL LogoGuard

Explore HOL

  • HOL home
  • AI agent registry
  • AI plugins
  • Open standards
  • HOL members
  • Sponsor HOL
  • Advertise with HOL

Guard product

  • Guard overviewLocal security and control for AI agents and the tools they use.
  • FeaturesRuntime protection, policy routing, review, and evidence.

Explore Guard

  • Product previewWalk through Guard surfaces in read-only demo mode.
  • ComparisonCompare Guard with native controls and AI security vendors.

AI tools

  • All AI toolsEvery supported AI tool and how Guard applies policy to it.
  • Codex
  • Claude Code
  • Cursor
  • Antigravity CLI
  • OpenCode
  • Hermes
  • OpenClaw
  • GitHub Copilot CLI
  • Antigravity
  • Kimi
  • Grok
  • Pi / Oh My Pi
  • Zcode

Extensions

  • All extensionsBrowse command and MCP coverage with owners and stated limits.
  • Command coverageShell command protection across clouds, databases, backups, and packages.
  • MCP server coverageSee how Guard maps risk state across MCP tools and servers.
  • Core safetyThe safety floor listings that ship with Guard.
  • Data and resilienceBackup and storage command protection.
  • Cloud and infrastructureAWS, Azure, GCP, Kubernetes, and more.

Security

  • AI security hubSecurity research, advisories, and agent safety coverage.
  • AI tool securitySecurity profiles for each supported coding agent.
  • Safe labsHands-on attack simulations with safe boundaries.
  • Redacted warningsReal blocked actions with sensitive details removed.
  • AdvisoriesCoordinated disclosure reports for AI tooling.
  • Active CVEsSearch active CVEs affecting AI tooling.

Learn

  • Security guidesPractical guides for securing AI agent workflows.
  • DocsInstall, configure, and operate Guard with confidence.
  • ResearchPublished security research, benchmarks, and methodology.

Community

  • ReleasesVersion history, shipped changes and upgrade notes.
  • ContributorsThe people and contributions behind HOL Guard.
  • AffiliatesShare Guard with your audience and earn from referrals.
  • SponsorFund agreed research, implementation and shared testing through the HOL Partner Program.
  • AdvertiseCompare README logo placements, previews and monthly prices, or promote a plugin or extension.
PricingEnterpriseOpen AppInstall Guard
  1. Guard
  2. Security
  3. CVEs
  4. CVE 2023 4211 mali gpu kernel driver allows improper gpu memory
HOL Guard

Public security guidance for teams protecting AI harnesses, MCP servers, skills, prompts, and local tool execution.

Install Guard

AI Security

  • Prompt injection
  • MCP security
  • OWASP MCP mapping
  • Supply chain

Resources

  • Trust packet
  • Harness setup
  • Redacted warnings
  • Safe labs

Product

  • Install Guard
  • Pricing
  • Open dashboard
Guard
  • Guard Overview
  • Releases
  • Contributors
  • Install Guard
  • Pricing
Docs
  • Documentation Index
  • Developer Hub
  • API Reference
  • Root OpenAPI
  • Registry OpenAPI
  • Run in Postman
  • Standards
  • Submit ERC-8004 Contract
  • Feature Your Agent
Best Plugins
  • Browse Plugins
  • Plugin Launches
  • Best Claude Plugins
  • Best Codex Plugins
  • Best Grok Plugins
  • Best Kimi Plugins
  • Best DeepSeek Plugins
  • Best Antigravity Plugins
  • Best MCP Servers
  • Best Cursor Plugins
  • Best OpenCode Plugins
Best Agents
  • Best ERC-8004 Agents
  • Best Virtuals Agents
  • Best MCP Servers
  • Best A2A Agents
  • Best x402 Payable
  • All Categories
Community
  • Contribute to HOL
  • Telegram
  • X
More
  • About HOL
  • Sponsor
  • Advertise
  • Affiliate program
  • Contact
  • Blog
  • GitHub
  • Privacy
  • Terms of Service
Settings

Copyright © 2026 HOL DAO LLC. All rights reserved.

Back to active CVEs
Medium · CVSS 5.5Known ExploitedCVE-2023-4211

Mali GPU Kernel Driver Allows Improper GPU Memory Processing OperationsCVE-2023-4211

Answer in brief

CVE-2023-4211 records a Medium severity (CVSS 5.5) vulnerability in Mali GPU Kernel Driver Allows Improper GPU Memory Processing Operations. The current sources mark it as known exploited. The current feed maps Arm Ltd/Arm 5th Gen GPU Architecture Kernel Driver (generic), Arm Ltd/Arm 5th Gen GPU Architecture Kernel Driver (generic), Arm Ltd/Bifrost GPU Kernel Driver (generic), Arm Ltd/Bifrost GPU Kernel Driver (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 1, 2023Updated Oct 21, 2025Source checked Nov 5, 2026First seen by HOL May 24, 2026Material review Oct 21, 2025
Upstream Advisory

Key facts

Risk
Medium · CVSS 5.5
Exploitation
Known exploited
Affected software
8 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 5.5. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Arm Ltd/Arm 5th Gen GPU Architecture Kernel Driver (generic), Arm Ltd/Arm 5th Gen GPU Architecture Kernel Driver (generic), Arm Ltd/Bifrost GPU Kernel Driver (generic), Arm Ltd/Bifrost GPU Kernel Driver (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Arm Ltd/Arm 5th Gen GPU Architecture Kernel Drivergenericr41p0Not reported
Arm Ltd/Arm 5th Gen GPU Architecture Kernel Drivergeneric>=r41p0 <=r42p0Not reported
Arm Ltd/Bifrost GPU Kernel Drivergenericr0p0Not reported
Arm Ltd/Bifrost GPU Kernel Drivergeneric>=r0p0 <=r42p0Not reported
Arm Ltd/Midgard GPU Kernel Drivergenericr12p0Not reported
Arm Ltd/Midgard GPU Kernel Drivergeneric>=r12p0 <=r32p0Not reported
Arm Ltd/Valhall GPU Kernel Drivergenericr19p0Not reported
Arm Ltd/Valhall GPU Kernel Drivergeneric>=r19p0 <=r42p0Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Arm Ltd/Arm 5th Gen GPU Architecture Kernel Driver, Arm Ltd/Arm 5th Gen GPU Architecture Kernel Driver, Arm Ltd/Bifrost GPU Kernel Driver.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Oct 1, 2023

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 21, 2025

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    May 24, 2026

  4. Added to CISA KEV

    Oct 3, 2023

    Evidence: source:kev:kev:kev:record

Sources and claim methodology

  • Source referencedeveloper.arm.com
  • CISA Known Exploited Vulnerabilities catalogcisa.gov
Upstream source description

A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Memory Corruption
EPSS
Not reported
CWE IDs
CWE-416
Source
CVE List V5
Source checked
Nov 5, 2026
References
2 linked sources
Open source record