{"id":"CVE-2023-21666","aliases":["3400780","A-271879644","ASB-A-271879644","EUVD-2023-25833","GHSA-pwqv-pfwc-3854"],"status":"published","title":"Improper Release of Memory Before Removing Last Reference (`Memory Leak`) in Graphics","description":"Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.","severity":{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0018,"percentile":0.0767,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-401"],"published":"2023-05-01T00:00:00Z","modified":"2026-11-04T16:48:29Z","fixes":[{"ecosystem":"Android","package":":linux_kernel:Qualcomm","fixed_in":["SoCVersion:2023-05-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":linux_kernel:Qualcomm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2023-05-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"qualcomm","product":"8905_firmware"},{"vendor":"qualcomm","product":"8909_firmware"},{"vendor":"qualcomm","product":"8917_firmware"},{"vendor":"qualcomm","product":"8953_firmware"},{"vendor":"qualcomm","product":"8953pro_firmware"},{"vendor":"qualcomm","product":"8998_firmware"},{"vendor":"qualcomm","product":"apq5053-aa_firmware"},{"vendor":"qualcomm","product":"apq8053-aa_firmware"},{"vendor":"qualcomm","product":"apq8053-ac_firmware"},{"vendor":"qualcomm","product":"apq8053-lite_firmware"},{"vendor":"qualcomm","product":"flight_rb5_5g_platform_firmware"},{"vendor":"qualcomm","product":"home_hub_100_platform_firmware"},{"vendor":"qualcomm","product":"mdm9250_firmware"},{"vendor":"qualcomm","product":"mdm9628_firmware"},{"vendor":"qualcomm","product":"mdm9650_firmware"},{"vendor":"qualcomm","product":"msm8108_firmware"},{"vendor":"qualcomm","product":"msm8209_firmware"},{"vendor":"qualcomm","product":"msm8608_firmware"},{"vendor":"qualcomm","product":"msm8909w_firmware"},{"vendor":"qualcomm","product":"qca6174_firmware"},{"vendor":"qualcomm","product":"qca6174a_firmware"},{"vendor":"qualcomm","product":"qca6310_firmware"},{"vendor":"qualcomm","product":"qca6320_firmware"},{"vendor":"qualcomm","product":"qca6335_firmware"},{"vendor":"qualcomm","product":"qca6390_firmware"},{"vendor":"qualcomm","product":"qca6391_firmware"},{"vendor":"qualcomm","product":"qca6420_firmware"},{"vendor":"qualcomm","product":"qca6421_firmware"},{"vendor":"qualcomm","product":"qca6426_firmware"},{"vendor":"qualcomm","product":"qca6430_firmware"},{"vendor":"qualcomm","product":"qca6431_firmware"},{"vendor":"qualcomm","product":"qca6436_firmware"},{"vendor":"qualcomm","product":"qca6564_firmware"},{"vendor":"qualcomm","product":"qca6564a_firmware"},{"vendor":"qualcomm","product":"qca6564au_firmware"},{"vendor":"qualcomm","product":"qca6574_firmware"},{"vendor":"qualcomm","product":"qca6574a_firmware"},{"vendor":"qualcomm","product":"qca6574au_firmware"},{"vendor":"qualcomm","product":"qca6595_firmware"},{"vendor":"qualcomm","product":"qca6595au_firmware"},{"vendor":"qualcomm","product":"qca6696_firmware"},{"vendor":"qualcomm","product":"qca8337_firmware"},{"vendor":"qualcomm","product":"qca9367_firmware"},{"vendor":"qualcomm","product":"qca9377_firmware"},{"vendor":"qualcomm","product":"qca9379_firmware"},{"vendor":"qualcomm","product":"qcm2290_firmware"},{"vendor":"qualcomm","product":"qcm4290_firmware"},{"vendor":"qualcomm","product":"qcm6125_firmware"},{"vendor":"qualcomm","product":"qcn9011_firmware"},{"vendor":"qualcomm","product":"qcn9012_firmware"},{"vendor":"qualcomm","product":"qcn9074_firmware"},{"vendor":"qualcomm","product":"qcs2290_firmware"},{"vendor":"qualcomm","product":"qcs410_firmware"},{"vendor":"qualcomm","product":"qcs4290_firmware"},{"vendor":"qualcomm","product":"qcs605_firmware"},{"vendor":"qualcomm","product":"qcs610_firmware"},{"vendor":"qualcomm","product":"qcs6125_firmware"},{"vendor":"qualcomm","product":"qcs8155_firmware"},{"vendor":"qualcomm","product":"qcs8250_firmware"},{"vendor":"qualcomm","product":"qm215_firmware"},{"vendor":"qualcomm","product":"qrb5165_firmware"},{"vendor":"qualcomm","product":"qrb5165m_firmware"},{"vendor":"qualcomm","product":"qrb5165n_firmware"},{"vendor":"qualcomm","product":"qsm8250_firmware"},{"vendor":"qualcomm","product":"sa6145p_firmware"},{"vendor":"qualcomm","product":"sa6150p_firmware"},{"vendor":"qualcomm","product":"sa6155_firmware"},{"vendor":"qualcomm","product":"sa6155p_firmware"},{"vendor":"qualcomm","product":"sa8145p_firmware"},{"vendor":"qualcomm","product":"sa8150p_firmware"},{"vendor":"qualcomm","product":"sa8155_firmware"},{"vendor":"qualcomm","product":"sa8155p_firmware"},{"vendor":"qualcomm","product":"sa8195p_firmware"},{"vendor":"qualcomm","product":"sd626_firmware"},{"vendor":"qualcomm","product":"sd660_firmware"},{"vendor":"qualcomm","product":"sd670_firmware"},{"vendor":"qualcomm","product":"sd675_firmware"},{"vendor":"qualcomm","product":"sd730_firmware"},{"vendor":"qualcomm","product":"sd835_firmware"},{"vendor":"qualcomm","product":"sd855_firmware"},{"vendor":"qualcomm","product":"sd865_5g_firmware"},{"vendor":"qualcomm","product":"sd_675_firmware"},{"vendor":"qualcomm","product":"sda\\/sdm845_firmware"},{"vendor":"qualcomm","product":"sdm429_firmware"},{"vendor":"qualcomm","product":"sdm429w_firmware"},{"vendor":"qualcomm","product":"sdm439_firmware"},{"vendor":"qualcomm","product":"sdm450_firmware"},{"vendor":"qualcomm","product":"sdm660_firmware"},{"vendor":"qualcomm","product":"sdm670_firmware"},{"vendor":"qualcomm","product":"sdm710_firmware"},{"vendor":"qualcomm","product":"sdm845_firmware"},{"vendor":"qualcomm","product":"sdx20m_firmware"},{"vendor":"qualcomm","product":"sdx55_firmware"},{"vendor":"qualcomm","product":"sm4125_firmware"},{"vendor":"qualcomm","product":"sm4250-aa_firmware"},{"vendor":"qualcomm","product":"sm6115_firmware"},{"vendor":"qualcomm","product":"sm6125_firmware"},{"vendor":"qualcomm","product":"sm6150-ac_firmware"},{"vendor":"qualcomm","product":"sm6150_firmware"},{"vendor":"qualcomm","product":"sm6225-ad_firmware"},{"vendor":"qualcomm","product":"sm6225_firmware"},{"vendor":"qualcomm","product":"sm6250_firmware"},{"vendor":"qualcomm","product":"sm6250p_firmware"},{"vendor":"qualcomm","product":"sm6350_firmware"},{"vendor":"qualcomm","product":"sm7125_firmware"},{"vendor":"qualcomm","product":"sm7150-aa_firmware"},{"vendor":"qualcomm","product":"sm7150-ab_firmware"},{"vendor":"qualcomm","product":"sm7150-ac_firmware"},{"vendor":"qualcomm","product":"sm7225_firmware"},{"vendor":"qualcomm","product":"sm7250-aa_firmware"},{"vendor":"qualcomm","product":"sm7250-ab_firmware"},{"vendor":"qualcomm","product":"sm7250-ac_firmware"},{"vendor":"qualcomm","product":"sm7250p_firmware"},{"vendor":"qualcomm","product":"sm8250-ab_firmware"},{"vendor":"qualcomm","product":"sm8250-ac_firmware"},{"vendor":"qualcomm","product":"snapdragon_1200_wearable_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_208_processor_firmware"},{"vendor":"qualcomm","product":"snapdragon_632_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_820_automotive_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_auto_4g_modem_firmware"},{"vendor":"qualcomm","product":"snapdragon_auto_5g_modem-rf_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_2100_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_2500_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_3100_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_wear_4100\\+_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_x20_lte_modem_firmware"},{"vendor":"qualcomm","product":"snapdragon_x24_lte_modem_firmware"},{"vendor":"qualcomm","product":"snapdragon_x50_5g_modem-rf_system_firmware"},{"vendor":"qualcomm","product":"snapdragon_x55_5g_modem-rf_system_firmware"},{"vendor":"qualcomm","product":"snapdragon_x5_lte_modem_firmware"},{"vendor":"qualcomm","product":"snapdragon_xr1_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_xr2\\+_gen_1_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_xr2_5g_platform_firmware"},{"vendor":"qualcomm","product":"sxr1120_firmware"},{"vendor":"qualcomm","product":"sxr2130_firmware"},{"vendor":"qualcomm","product":"wcd9326_firmware"},{"vendor":"qualcomm","product":"wcd9330_firmware"},{"vendor":"qualcomm","product":"wcd9335_firmware"},{"vendor":"qualcomm","product":"wcd9340_firmware"},{"vendor":"qualcomm","product":"wcd9341_firmware"},{"vendor":"qualcomm","product":"wcd9370_firmware"},{"vendor":"qualcomm","product":"wcd9371_firmware"},{"vendor":"qualcomm","product":"wcd9375_firmware"},{"vendor":"qualcomm","product":"wcd9380_firmware"},{"vendor":"qualcomm","product":"wcd9385_firmware"},{"vendor":"qualcomm","product":"wcn3610_firmware"},{"vendor":"qualcomm","product":"wcn3615_firmware"},{"vendor":"qualcomm","product":"wcn3620_firmware"},{"vendor":"qualcomm","product":"wcn3660_firmware"},{"vendor":"qualcomm","product":"wcn3660b_firmware"},{"vendor":"qualcomm","product":"wcn3680_firmware"},{"vendor":"qualcomm","product":"wcn3680b_firmware"},{"vendor":"qualcomm","product":"wcn3910_firmware"},{"vendor":"qualcomm","product":"wcn3950_firmware"},{"vendor":"qualcomm","product":"wcn3980_firmware"},{"vendor":"qualcomm","product":"wcn3988_firmware"},{"vendor":"qualcomm","product":"wcn3990_firmware"},{"vendor":"qualcomm","product":"wcn3998_firmware"},{"vendor":"qualcomm","product":"wcn3999_firmware"},{"vendor":"qualcomm","product":"wcn685x-1_firmware"},{"vendor":"qualcomm","product":"wcn685x-5_firmware"},{"vendor":"qualcomm","product":"wsa8810_firmware"},{"vendor":"qualcomm","product":"wsa8815_firmware"},{"vendor":"qualcomm","product":"wsa8830_firmware"},{"vendor":"qualcomm","product":"wsa8835_firmware"},{"vendor":"qualcomm, inc.","product":"snapdragon"}],"references":[{"url":"https://www.qualcomm.com/company/product-security/bulletins/may-2023-bulletin","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/172664/Qualcomm-Adreno-KGSL-Data-Leakage.html","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21666"},{"url":"https://github.com/advisories/GHSA-pwqv-pfwc-3854"},{"url":"https://source.android.com/security/bulletin/2023-05-01","tags":["advisory"]},{"url":"https://git.codelinaro.org/clo/la/kernel/msm-4.19/-/commit/9968fcdd9d1c853d0c6472307510a81f5db398da","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2023-21666","title":"Improper Release of Memory Before Removing Last Reference (`Memory Leak`) in Graphics","description":"Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.","status":"published","published":"2023-05-02T05:08:59.157Z","modified":"2024-08-02T09:44:02.143Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:35:20.368244Z"}],"euvd":[{"id":"EUVD-2023-25833","description":"Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.","status":"published","published":"2023-05-02T05:08:59Z","modified":"2024-08-02T09:44:02Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:50:07.959006Z"}],"ghsa":[{"id":"GHSA-pwqv-pfwc-3854","title":"Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.","description":"Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.","status":"published","published":"2023-05-02T06:30:29Z","modified":"2024-04-11T21:19:01Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:57:09.764736Z"}],"nvd":[{"id":"CVE-2023-21666","description":"Memory Corruption in Graphics while accessing a buffer allocated through the graphics pool.","status":"published","published":"2023-05-02T06:15:10.51Z","modified":"2026-06-17T05:33:33.563Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:07:59.151142Z"}],"osv":[{"id":"ASB-A-271879644","status":"published","published":"2023-05-01T00:00:00Z","modified":"2026-11-12T17:24:32.213657206Z","updated_at":"2026-11-10T17:35:05.865114Z"}]}}