{"cve":"CVE-2023-33110","nvd":{"published":"2024-01-02T06:15:11.570","modified":"2026-06-17T06:01:00.503","status":"Modified","description":"The session index variable in PCM host voice audio driver initialized before PCM open, accessed during event callback from ADSP and reset during PCM close may lead to race condition between event callback - PCM close and reset session index causing memory corruption.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.0},"cwes":["CWE-362","CWE-823"],"references":["https://www.qualcomm.com/company/product-security/bulletins/january-2024-bulletin","https://www.qualcomm.com/company/product-security/bulletins/january-2024-bulletin"],"products":["qualcomm:snapdragon_425_mobile_platform_firmware","qualcomm:snapdragon_427_mobile_platform_firmware","qualcomm:snapdragon_429_mobile_platform_firmware","qualcomm:snapdragon_430_mobile_platform_firmware","qualcomm:snapdragon_435_mobile_platform_firmware","qualcomm:snapdragon_439_mobile_platform_firmware","qualcomm:snapdragon_450_mobile_platform_firmware","qualcomm:snapdragon_460_mobile_platform_firmware","qualcomm:snapdragon_480\\+_5g_mobile_platform_firmware","qualcomm:snapdragon_480_5g_mobile_platform_firmware","qualcomm:snapdragon_625_mobile_platform_firmware","qualcomm:snapdragon_626_mobile_platform_firmware","qualcomm:snapdragon_630_mobile_platform_firmware","qualcomm:snapdragon_632_mobile_platform_firmware","qualcomm:snapdragon_636_mobile_platform_firmware","qualcomm:snapdragon_660_mobile_platform_firmware","qualcomm:snapdragon_662_mobile_platform_firmware","qualcomm:snapdragon_665_mobile_platform_firmware","qualcomm:snapdragon_670_mobile_platform_firmware","qualcomm:snapdragon_675_mobile_platform_firmware","qualcomm:snapdragon_678_mobile_platform_firmware","qualcomm:snapdragon_680_4g_mobile_platform_firmware","qualcomm:snapdragon_685_4g_mobile_platform_firmware","qualcomm:snapdragon_690_5g_mobile_platform_firmware","qualcomm:snapdragon_695_5g_mobile_platform_firmware","qualcomm:snapdragon_710_mobile_platform_firmware","qualcomm:snapdragon_712_mobile_platform_firmware","qualcomm:snapdragon_720g_mobile_platform_firmware","qualcomm:snapdragon_730_mobile_platform_firmware","qualcomm:snapdragon_730g_mobile_platform_firmware","qualcomm:snapdragon_732g_mobile_platform_firmware","qualcomm:snapdragon_750g_5g_mobile_platform_firmware","qualcomm:snapdragon_765_5g_mobile_platform_firmware","qualcomm:snapdragon_765g_5g_mobile_platform_firmware","qualcomm:snapdragon_768g_5g_mobile_platform_firmware","qualcomm:snapdragon_778g\\+_5g_mobile_platform_firmware","qualcomm:snapdragon_778g_5g_mobile_platform_firmware","qualcomm:snapdragon_780g_5g_mobile_platform_firmware","qualcomm:snapdragon_782g_mobile_platform_firmware","qualcomm:snapdragon_7c\\+_gen_3_compute_firmware","qualcomm:snapdragon_7c_compute_platform_firmware","qualcomm:snapdragon_7c_gen_2_compute_platform_firmware","qualcomm:snapdragon_820_automotive_platform_firmware","qualcomm:snapdragon_820_mobile_platform_firmware","qualcomm:snapdragon_821_mobile_platform_firmware","qualcomm:snapdragon_835_mobile_pc_platform_firmware","qualcomm:snapdragon_845_mobile_platform_firmware","qualcomm:snapdragon_850_mobile_compute_platform_firmware","qualcomm:snapdragon_855\\+\\/860_mobile_platform_firmware","qualcomm:snapdragon_855_mobile_platform_firmware"],"source":"nvd","synced_at":"2026-10-19T21:43:38.875533635+00:00"},"epss":{"cve":"CVE-2023-33110","score":0.00078,"percentile":0.00106,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}