{"schema":"threatline.record/2","record":{"id":"CVE-2026-98668","aliases":[],"summary":"iio: buffer: Ensure bounce buffer used for unaligned case is zeroed.","details":"In the Linux kernel, the following vulnerability has been resolved:\n\niio: buffer: Ensure bounce buffer used for unaligned case is zeroed.\n\niio_push_to_buffers_with_ts_unaligned() leaks uninitialized heap memory\nto userspace if the data passed in is not a multiple of 8 bytes and the\ntimestamp is enabled. Specify __GFP_ZERO for the devm_krealloc()\nto ensure any extra space is cleared.","categories":["Operating systems"],"product":"Linux","vendor":"Linux","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98668","source_modified_at":"2026-10-21T12:55:32.591Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","lessThan":"b4f53cec8cc94b37601ce0bb2b272b6753beed98","status":"affected","versionType":"git"},{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","lessThan":"b5c2f21f645e40c70fda2a4283e6f2a81e5cb9f2","status":"affected","versionType":"git"},{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","lessThan":"b134ef820610bd873c9d59999d9824710964ce82","status":"affected","versionType":"git"},{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","lessThan":"3a87212b1a09a1fdd730ce5520f7b1fc0b488511","status":"affected","versionType":"git"},{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","lessThan":"5330036bc68d23672bfcc16c60c54701ae123083","status":"affected","versionType":"git"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98668","source_modified_at":"2026-10-21T12:55:32.591Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"5.16","status":"affected"},{"version":"0","lessThan":"5.16","status":"unaffected","versionType":"semver"},{"version":"6.6.160","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.113","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.56","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.10","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}],"defaultStatus":"affected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98668","source_modified_at":"2026-10-21T12:55:32.591Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"3a87212b1a09a1fdd730ce5520f7b1fc0b488511","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98668","source_modified_at":"2026-10-21T12:55:32.591Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"5330036bc68d23672bfcc16c60c54701ae123083","basis":"first unaffected version stated in the CVE record"}],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":0.00168,"percentile":0.05712,"score_date":"2026-10-23"},"published_at":"2026-10-18T15:44:55.291Z","modified_at":"2026-10-21T12:55:32.591Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-98668","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-21T12:55:32.591Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-98668","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://git.kernel.org/stable/c/b4f53cec8cc94b37601ce0bb2b272b6753beed98"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/b5c2f21f645e40c70fda2a4283e6f2a81e5cb9f2"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/b134ef820610bd873c9d59999d9824710964ce82"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/3a87212b1a09a1fdd730ce5520f7b1fc0b488511"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/5330036bc68d23672bfcc16c60c54701ae123083"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-21T12:55:32.591Z","content_hash":"d6e23b0474d97fb3154b0fe34e4a99ff40ceedb47b58e2da38f6f2466580770d"}}