{"id":"CVE-2026-98668","aliases":[],"cve":{"records":[{"id":"CVE-2026-98668","source":"Linux","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-25T10:25:14.363Z","published":"2026-10-18T15:44:55.291Z","modified":"2026-10-30T12:38:35.592Z"}],"publishers":[{"name":"Linux","role":"CNA","organizationId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","modified":"2026-10-30T12:38:35.592Z"}],"references":[{"url":"https://git.kernel.org/stable/c/b953b8d5e6f2d53e81faa0f3b42856cdf16fe563","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/b4f53cec8cc94b37601ce0bb2b272b6753beed98","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/b5c2f21f645e40c70fda2a4283e6f2a81e5cb9f2","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/b134ef820610bd873c9d59999d9824710964ce82","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/3a87212b1a09a1fdd730ce5520f7b1fc0b488511","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/5330036bc68d23672bfcc16c60c54701ae123083","tags":[],"source":"Linux"}],"weaknesses":[],"applicability":[{"source":"Linux","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.12.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.18.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"7.2.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"7.3"}]}]}]}],"prioritization":[]},"title":"iio: buffer: Ensure bounce buffer used for unaligned case is zeroed.","titleSource":"Linux","descriptionSource":"Linux","description":"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.","score":null,"severity":"unknown","published":"2026-10-18T15:44:55.291Z","modified":"2026-10-30T12:38:35.592Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","status":"affected","lessThan":"b953b8d5e6f2d53e81faa0f3b42856cdf16fe563","versionType":"git"},{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","status":"affected","lessThan":"b4f53cec8cc94b37601ce0bb2b272b6753beed98","versionType":"git"},{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","status":"affected","lessThan":"b5c2f21f645e40c70fda2a4283e6f2a81e5cb9f2","versionType":"git"},{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","status":"affected","lessThan":"b134ef820610bd873c9d59999d9824710964ce82","versionType":"git"},{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","status":"affected","lessThan":"3a87212b1a09a1fdd730ce5520f7b1fc0b488511","versionType":"git"},{"version":"95ec3fdf2b79eaff79e78688bbc2f7dbb98d68b6","status":"affected","lessThan":"5330036bc68d23672bfcc16c60c54701ae123083","versionType":"git"}],"defaultStatus":"unaffected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-98668"},{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"5.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.16","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.113","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.56","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.10","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"defaultStatus":"affected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-98668"}],"remediation":[],"references":["https://git.kernel.org/stable/c/b953b8d5e6f2d53e81faa0f3b42856cdf16fe563","https://git.kernel.org/stable/c/b4f53cec8cc94b37601ce0bb2b272b6753beed98","https://git.kernel.org/stable/c/b5c2f21f645e40c70fda2a4283e6f2a81e5cb9f2","https://git.kernel.org/stable/c/b134ef820610bd873c9d59999d9824710964ce82","https://git.kernel.org/stable/c/3a87212b1a09a1fdd730ce5520f7b1fc0b488511","https://git.kernel.org/stable/c/5330036bc68d23672bfcc16c60c54701ae123083"],"sources":[{"name":"CVE","id":"CVE-2026-98668","modified":"2026-10-30T12:38:35.592Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-98668"}],"assessments":[],"sourceAffected":[],"observedAt":"2026-10-30T14:02:04.639Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T01:55:30.737Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":null}