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Graphics Ddk EUVDEUVD-2026-48746

| CVE-2026-16280 CRITICAL
Integer Overflow or Wraparound (CWE-190)
2026-07-24 imaginationtech GHSA-hw4h-9c69-9q35
9.8
CVSS 3.1 · Vendor: imaginationtech
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Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Integer overflow checks
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 29, 2026

Memory corruption and information disclosure in Imagination Graphics DDK allows remote unauthenticated attackers to exploit an integer overflow when calculating physical offsets for sparse PMRs larger than 4 GB, causing GPU MMU mapping errors that grant access to unintended physical memory. The vulnerability has a CVSS score of 9.8 and is considered automatable, but EPSS indicates low exploitation probability (0.14%) and no active exploitation or public exploit code is known at this time.

Affected VersionsENISA

Graphics DDK 25.1 RTM2 ≤25.3 RTM
Graphics DDK 24.2 RTM2
Graphics DDK 23.2 RTM2
Graphics DDK 26.1 RTM1
Graphics DDK 1.18 RTM2

Affects your stack

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Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (imaginationtech) PRIMARY 9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (imaginationtech) · only source for this CVE.

CVSS VectorVendor: imaginationtech

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

Lifecycle Timeline

3
CVSS changed
Jul 27, 2026 - 16:22 NVD
9.8 (CRITICAL)
CVE Published
Jul 24, 2026 - 22:02 cve.org
UNKNOWN (no severity yet)
CVE Published
Jul 24, 2026 - 22:02 cve.org
CRITICAL 9.8

DescriptionCVE.org

An integer overflow when calculating physical offsets for sparse PMRs may result in 32-bit truncation of address computations for PMRs larger than 4 GB. This can lead to incorrect GPU MMU mappings and may allow a non-privileged user to trigger access to unintended physical memory, resulting in memory corruption or information disclosure.

Threat Intelligence Overview

EPSS Score
0.1%
Top 96% exploitable
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact· derived
Medium
Technical Impact
Total

Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +49
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Integer overflow occurs when an arithmetic operation produces a result that exceeds the maximum value a given integer type can store.

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

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Out-of-bounds write in the Imagination Technologies Graphics DDK (GPU user-space driver) can be triggered when a victim

CVE-2026-21732 CRITICAL
9.6 Mar 20

GPU shader compiler memory corruption via malicious shader code allows remote code execution when the compiler runs with

CVE-2026-34195 HIGH
8.8 Jun 12

Out-of-bounds kernel write in Imagination Technologies Graphics DDK (PowerVR GPU driver) allows a local non-privileged p

CVE-2026-41154 HIGH
7.8 Jul 10

Out-of-bounds kernel memory read/write in Imagination Technologies Graphics DDK (the driver kit for PowerVR GPUs) allows

CVE-2026-45198 HIGH
7.8 Aug 07

Untrusted pointer dereference in Imagination Technologies Graphics DDK allows a local attacker with Rich Execution Envir

CVE-2026-7639 HIGH
7.8 Jul 10

Local memory-corruption escalation in Imagination Technologies' Graphics DDK (the PowerVR GPU driver stack) lets an unpr

CVE-2026-34196 HIGH
7.8 Jul 10

Local privilege escalation in Imagination Technologies' Graphics DDK (PowerVR GPU driver) lets a non-privileged user tri

CVE-2026-45199 HIGH
7.8 Aug 21

Privilege escalation in Imagination Technologies Graphics DDK allows guest VM kernel software to issue crafted commands

CVE-2026-45196 HIGH
7.8 Jul 10

Privilege escalation in Imagination Technologies' Graphics DDK GPU driver allows kernel-level software inside a Host VM

CVE-2026-45200 HIGH
7.8 Sep 04

Kernel heap corruption in Imagination Technologies Graphics DDK enables local privilege escalation from a non-privileged

CVE-2026-49745 HIGH
7.8 Jul 24

Privilege escalation in Imagination Technologies Graphics DDK allows a malicious guest VM with GPU access to send crafte

CVE-2026-49744 HIGH
7.8 Jul 24

Out-of-bounds write in Imagination Technologies Graphics DDK allows a malicious guest VM to issue improper GPU commands

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