{"id":"CVE-2026-21372","aliases":["EUVD-2026-19323","GHSA-73jc-v74h-5w6r"],"status":"published","title":"Heap-Based Buffer Overflow in Power Management IC","description":"Memory Corruption when sending IOCTL requests with invalid buffer sizes during memcpy operations.","severity":{"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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.001,"percentile":0.00823,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-04-06T15:33:48Z","modified":"2026-10-25T23:10:00Z","products":[{"vendor":"qualcomm","product":"cologne_firmware"},{"vendor":"qualcomm","product":"fastconnect_6700_firmware"},{"vendor":"qualcomm","product":"fastconnect_6900_firmware"},{"vendor":"qualcomm","product":"fastconnect_7800_firmware"},{"vendor":"qualcomm","product":"qcm5430_firmware"},{"vendor":"qualcomm","product":"qcm6490_firmware"},{"vendor":"qualcomm","product":"snapdragon_460_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_662_mobile_platform_firmware"},{"vendor":"qualcomm","product":"snapdragon_7c\\+_gen_3_compute_firmware"},{"vendor":"qualcomm","product":"video_collaboration_vc3_platform_firmware"},{"vendor":"qualcomm","product":"wcd9370_firmware"},{"vendor":"qualcomm","product":"wcd9375_firmware"},{"vendor":"qualcomm","product":"wcd9378c_firmware"},{"vendor":"qualcomm","product":"wcd9380_firmware"},{"vendor":"qualcomm","product":"wcd9385_firmware"},{"vendor":"qualcomm","product":"wcn3950_firmware"},{"vendor":"qualcomm","product":"wcn3988_firmware"},{"vendor":"qualcomm","product":"wsa8840_firmware"},{"vendor":"qualcomm","product":"wsa8845_firmware"},{"vendor":"qualcomm","product":"wsa8845h_firmware"},{"vendor":"qualcomm","product":"x2000077_firmware"},{"vendor":"qualcomm","product":"x2000086_firmware"},{"vendor":"qualcomm","product":"x2000090_firmware"},{"vendor":"qualcomm","product":"x2000092_firmware"},{"vendor":"qualcomm","product":"x2000094_firmware"},{"vendor":"qualcomm","product":"xg101002_firmware"},{"vendor":"qualcomm","product":"xg101032_firmware"},{"vendor":"qualcomm","product":"xg101039_firmware"},{"vendor":"qualcomm, inc.","product":"snapdragon"}],"references":[{"url":"https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21372"},{"url":"https://github.com/advisories/GHSA-73jc-v74h-5w6r"}],"sources":{"cve":[{"id":"CVE-2026-21372","title":"Heap-Based Buffer Overflow in Power Management IC","description":"Memory Corruption when sending IOCTL requests with invalid buffer sizes during memcpy operations.","status":"published","published":"2026-04-06T15:33:48.447Z","modified":"2026-04-07T03:55:49.327Z","cvss":[{"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":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T13:41:42.05254Z"}],"euvd":[{"id":"EUVD-2026-19323","description":"Memory Corruption when sending IOCTL requests with invalid buffer sizes during memcpy operations.","status":"published","published":"2026-04-06T15:33:48Z","modified":"2026-04-07T03:55:49Z","cvss":[{"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"}],"updated_at":"2026-11-02T19:25:15.380284Z"}],"ghsa":[{"id":"GHSA-73jc-v74h-5w6r","title":"Memory Corruption when sending IOCTL requests with invalid buffer sizes during memcpy operations.","description":"Memory Corruption when sending IOCTL requests with invalid buffer sizes during memcpy operations.","status":"published","published":"2026-04-06T18:33:06Z","modified":"2026-04-06T18:33:15Z","cvss":[{"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"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:07:10.409602Z"}],"nvd":[{"id":"CVE-2026-21372","description":"Memory Corruption when sending IOCTL requests with invalid buffer sizes during memcpy operations.","status":"published","published":"2026-04-06T16:16:29.767Z","modified":"2026-10-25T23:10:00.167Z","cvss":[{"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":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:12:13.1424Z"}]}}