{"id":"CVE-2026-98830","aliases":[],"cve":{"records":[{"id":"CVE-2026-98830","source":"Linux","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-25T10:25:14.372Z","published":"2026-10-18T15:49:31.843Z","modified":"2026-10-30T12:40:02.347Z"}],"publishers":[{"name":"Linux","role":"CNA","organizationId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","modified":"2026-10-30T12:40:02.347Z"}],"references":[{"url":"https://git.kernel.org/stable/c/b8310b55e53622a393d14af4939f620c1828778b","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/819d4c1323e2a9b7329021d5367aa01add22b5dc","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/02886c18a340da59df57365f29009e1258bfe333","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/71d140099165de03128c00dd129f1eab21c6a3c4","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/7acb36fd60a3e7b858f12e69a919c3609b281408","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/ce67ebe9d8629776ce38e6995ae72fb903c828db","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":"5.5","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.12.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"6.18.56"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"7.2.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"7.3"}]}]}]}],"prioritization":[]},"title":"wifi: wfx: validate MIB read length before copying to caller","titleSource":"Linux","descriptionSource":"Linux","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: wfx: validate MIB read length before copying to caller\n\nwfx_hif_read_mib() copies reply->length bytes from the firmware\nresponse into the caller-provided buffer without checking that\nreply->length does not exceed val_len. A firmware response with\na length field larger than expected overruns the caller buffer and\nreads past the end of the reply allocation.\n\nReplace the dead -ENOMEM check with an active validation that\nreply->length fits within val_len before the memcpy.","score":null,"severity":"unknown","published":"2026-10-18T15:49:31.843Z","modified":"2026-10-30T12:40:02.347Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"f95a29d40782f4f0052a692a822de3ba044b19ff","status":"affected","lessThan":"b8310b55e53622a393d14af4939f620c1828778b","versionType":"git"},{"version":"f95a29d40782f4f0052a692a822de3ba044b19ff","status":"affected","lessThan":"819d4c1323e2a9b7329021d5367aa01add22b5dc","versionType":"git"},{"version":"f95a29d40782f4f0052a692a822de3ba044b19ff","status":"affected","lessThan":"02886c18a340da59df57365f29009e1258bfe333","versionType":"git"},{"version":"f95a29d40782f4f0052a692a822de3ba044b19ff","status":"affected","lessThan":"71d140099165de03128c00dd129f1eab21c6a3c4","versionType":"git"},{"version":"f95a29d40782f4f0052a692a822de3ba044b19ff","status":"affected","lessThan":"7acb36fd60a3e7b858f12e69a919c3609b281408","versionType":"git"},{"version":"f95a29d40782f4f0052a692a822de3ba044b19ff","status":"affected","lessThan":"ce67ebe9d8629776ce38e6995ae72fb903c828db","versionType":"git"}],"defaultStatus":"unaffected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-98830"},{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"5.5","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.5","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-2026-98830"}],"remediation":[],"references":["https://git.kernel.org/stable/c/b8310b55e53622a393d14af4939f620c1828778b","https://git.kernel.org/stable/c/819d4c1323e2a9b7329021d5367aa01add22b5dc","https://git.kernel.org/stable/c/02886c18a340da59df57365f29009e1258bfe333","https://git.kernel.org/stable/c/71d140099165de03128c00dd129f1eab21c6a3c4","https://git.kernel.org/stable/c/7acb36fd60a3e7b858f12e69a919c3609b281408","https://git.kernel.org/stable/c/ce67ebe9d8629776ce38e6995ae72fb903c828db"],"sources":[{"name":"CVE","id":"CVE-2026-98830","modified":"2026-10-30T12:40:02.347Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-98830"}],"assessments":[],"sourceAffected":[],"observedAt":"2026-10-30T13:09:32.307Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T02:30:32.029Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":null}