{"id":"CVE-2026-72488","title":"soundwire: fix bug in sdw_add_element_group_count found by syzkaller","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nsoundwire: fix bug in sdw_add_element_group_count found by syzkaller\n\nThe original implementation caused an out-of-bounds memory access\nin the sdw_add_element_group_cou…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","vendor":"Linux","product":"Linux","affected":["Linux >= 9026118f20e28f202dab34f219bbb831ffb8c4dc < a454f61747c97e2eadaa7a35ffc1f4b1645c6a53","Linux >= 9026118f20e28f202dab34f219bbb831ffb8c4dc < e483a406a23a92d5202e8d324f206e127eef48ff","Linux >= 9026118f20e28f202dab34f219bbb831ffb8c4dc < f772ff5a0e6758fd412803c09e03ba3bca5f5878","Linux 5.10"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-16T18:50:47.454898Z"},"published":"2026-08-15","updated":"2026-10-16","sourceUpdated":"2026-10-16T18:55:26.364Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-72488","references":[{"url":"https://git.kernel.org/stable/c/a454f61747c97e2eadaa7a35ffc1f4b1645c6a53"},{"url":"https://git.kernel.org/stable/c/e483a406a23a92d5202e8d324f206e127eef48ff"},{"url":"https://git.kernel.org/stable/c/f772ff5a0e6758fd412803c09e03ba3bca5f5878"}],"tags":["cve.org"],"epss":0.00173,"epssPercentile":0.06307,"ingestedAt":"2026-10-16T19:46:24.390Z","slug":"CVE-2026-72488","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nsoundwire: fix bug in sdw_add_element_group_count found by syzkaller\n\nThe original implementation caused an out-of-bounds memory access\nin the sdw_add_element_group_count for-loop when i == num.\n\nfor (i = 0; i <= num; i++) {\n    if (rate == group->rates[i] && lane == group->lanes[i])\n        ...\n\nTo fix this error, the function now checks for existing rate/lane\nentries in the group(a function parameter) using a for-loop before\nadding them.\n\nNo functional changes apart from this fix.\n\n## Affected\n\n- `Linux >= 9026118f20e28f202dab34f219bbb831ffb8c4dc < a454f61747c97e2eadaa7a35ffc1f4b1645c6a53`\n- `Linux >= 9026118f20e28f202dab34f219bbb831ffb8c4dc < e483a406a23a92d5202e8d324f206e127eef48ff`\n- `Linux >= 9026118f20e28f202dab34f219bbb831ffb8c4dc < f772ff5a0e6758fd412803c09e03ba3bca5f5878`\n- `Linux 5.10`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}