{"id":"CVE-2026-63900","state":"PUBLISHED","title":"USB: serial: keyspan: fix missing indat transfer sanity check","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: serial: keyspan: fix missing indat transfer sanity check\n\nAdd the missing sanity check on the size of usa49wg indat transfers to\navoid parsing stale or uninitialised slab data.","publishedAt":"2026-07-19T14:55:08.847Z","updatedAt":"2026-07-19T14:55:08.847Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"e124120e89b61a967e40dee6b5e1ecafc45c09d9","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"41d9673941eebdde62ee73848fcfe4ae1105c979","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"0bde5431037a076ff3750da2165fd77a6f5ff058","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"3759a40738b83bb61699c85f063202b514b94f77","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"f7f566ad7519c7ca3bc9071350002940a2b0e22a","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"ab8336a7e414f018430aa1af3a46944032f7ff96","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/serial/keyspan.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.23","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.23","versionType":"semver"},{"version":"5.10.259","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.210","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.176","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.143","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.93","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.35","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.12","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/serial/keyspan.c"]}],"references":["https://git.kernel.org/stable/c/bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1","https://git.kernel.org/stable/c/e124120e89b61a967e40dee6b5e1ecafc45c09d9","https://git.kernel.org/stable/c/41d9673941eebdde62ee73848fcfe4ae1105c979","https://git.kernel.org/stable/c/0bde5431037a076ff3750da2165fd77a6f5ff058","https://git.kernel.org/stable/c/3759a40738b83bb61699c85f063202b514b94f77","https://git.kernel.org/stable/c/ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1","https://git.kernel.org/stable/c/f7f566ad7519c7ca3bc9071350002940a2b0e22a","https://git.kernel.org/stable/c/ab8336a7e414f018430aa1af3a46944032f7ff96"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/63xxx/CVE-2026-63900.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-63900","state":"PUBLISHED","datePublished":"2026-07-19T14:55:08.847Z","dateUpdated":"2026-07-19T14:55:08.847Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-19T07:54:57.019Z"},"containers":{"cna":{"title":"USB: serial: keyspan: fix missing indat transfer sanity check","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: serial: keyspan: fix missing indat transfer sanity check\n\nAdd the missing sanity check on the size of usa49wg indat transfers to\navoid parsing stale or uninitialised slab data."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"e124120e89b61a967e40dee6b5e1ecafc45c09d9","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"41d9673941eebdde62ee73848fcfe4ae1105c979","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"0bde5431037a076ff3750da2165fd77a6f5ff058","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"3759a40738b83bb61699c85f063202b514b94f77","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"f7f566ad7519c7ca3bc9071350002940a2b0e22a","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","status":"affected","lessThan":"ab8336a7e414f018430aa1af3a46944032f7ff96","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/serial/keyspan.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.23","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.23","versionType":"semver"},{"version":"5.10.259","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.210","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.176","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.143","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.93","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.35","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.12","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/serial/keyspan.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1"},{"url":"https://git.kernel.org/stable/c/e124120e89b61a967e40dee6b5e1ecafc45c09d9"},{"url":"https://git.kernel.org/stable/c/41d9673941eebdde62ee73848fcfe4ae1105c979"},{"url":"https://git.kernel.org/stable/c/0bde5431037a076ff3750da2165fd77a6f5ff058"},{"url":"https://git.kernel.org/stable/c/3759a40738b83bb61699c85f063202b514b94f77"},{"url":"https://git.kernel.org/stable/c/ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1"},{"url":"https://git.kernel.org/stable/c/f7f566ad7519c7ca3bc9071350002940a2b0e22a"},{"url":"https://git.kernel.org/stable/c/ab8336a7e414f018430aa1af3a46944032f7ff96"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-07-19T14:55:08.847Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.23","versionEndExcluding":"5.10.259"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.23","versionEndExcluding":"5.15.210"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.23","versionEndExcluding":"6.1.176"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.23","versionEndExcluding":"6.6.143"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.23","versionEndExcluding":"6.12.93"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.23","versionEndExcluding":"6.18.35"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.23","versionEndExcluding":"7.0.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.23","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}