{"id":"CVE-2023-21056","aliases":["A-245300559","EUVD-2023-25224","GHSA-wcgq-gqh8-8p8f","PUB-A-245300559"],"status":"published","title":"In lwis_slc_buffer_free of lwis_device_slc.c, there is a possible memory corruption due to type...","description":"In lwis_slc_buffer_free of lwis_device_slc.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-245300559References: N/A","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00095,"percentile":0.00612,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-843"],"published":"2023-03-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["Pixel-family specific:2023-03-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"Pixel-family specific:0"},{"fixed":"Pixel-family specific:2023-03-05"}]}],"versions":["Pixel-family specific"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/pixel/2023-03-01","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21056"},{"url":"https://github.com/advisories/GHSA-wcgq-gqh8-8p8f"},{"url":"https://source.android.com/security/bulletin/2023-03-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-21056","description":"In lwis_slc_buffer_free of lwis_device_slc.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-245300559References: N/A","status":"published","published":"2023-03-24T00:00:00Z","modified":"2025-02-21T19:22:40.078Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:35:20.812737Z"}],"euvd":[{"id":"EUVD-2023-25224","description":"In lwis_slc_buffer_free of lwis_device_slc.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-245300559References: N/A","status":"published","published":"2023-03-24T00:00:00Z","modified":"2025-02-21T19:22:40Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T20:53:25.922377Z"}],"ghsa":[{"id":"GHSA-wcgq-gqh8-8p8f","title":"In lwis_slc_buffer_free of lwis_device_slc.c, there is a possible memory corruption due to type...","description":"In lwis_slc_buffer_free of lwis_device_slc.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-245300559References: N/A","status":"published","published":"2023-03-24T21:30:52Z","modified":"2023-04-07T05:07:35Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:54:27.812339Z"}],"nvd":[{"id":"CVE-2023-21056","description":"In lwis_slc_buffer_free of lwis_device_slc.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-245300559References: N/A","status":"published","published":"2023-03-24T20:15:14.507Z","modified":"2026-06-17T05:31:43.28Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-843"],"updated_at":"2026-11-02T14:07:50.908252Z"}],"osv":[{"id":"PUB-A-245300559","description":"In lwis_slc_buffer_free of lwis_device_slc.c, there is a possible memory corruption due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2023-03-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:08.408541Z"}]}}