{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-63900","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-19T07:54:57.019Z","datePublished":"2026-07-19T14:55:08.847Z","dateUpdated":"2026-07-19T14:55:08.847Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-07-19T14:55:08.847Z"},"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":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/serial/keyspan.c"],"versions":[{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","lessThan":"bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1","status":"affected","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","lessThan":"e124120e89b61a967e40dee6b5e1ecafc45c09d9","status":"affected","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","lessThan":"41d9673941eebdde62ee73848fcfe4ae1105c979","status":"affected","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","lessThan":"0bde5431037a076ff3750da2165fd77a6f5ff058","status":"affected","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","lessThan":"3759a40738b83bb61699c85f063202b514b94f77","status":"affected","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","lessThan":"ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1","status":"affected","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","lessThan":"f7f566ad7519c7ca3bc9071350002940a2b0e22a","status":"affected","versionType":"git"},{"version":"0ca1268e109acf6d71507398cb95cab2e670b654","lessThan":"ab8336a7e414f018430aa1af3a46944032f7ff96","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/serial/keyspan.c"],"versions":[{"version":"2.6.23","status":"affected"},{"version":"0","lessThan":"2.6.23","status":"unaffected","versionType":"semver"},{"version":"5.10.259","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.210","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.176","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.143","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.93","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.35","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.12","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"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"}]}]}],"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"}],"title":"USB: serial: keyspan: fix missing indat transfer sanity check","x_generator":{"engine":"bippy-1.2.0"}}}}