{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23078","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-01-13T15:37:45.959Z","datePublished":"2026-02-04T16:08:03.283Z","dateUpdated":"2026-05-11T21:59:34.569Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:59:34.569Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: scarlett2: Fix buffer overflow in config retrieval\n\nThe scarlett2_usb_get_config() function has a logic error in the\nendianness conversion code that can cause buffer overflows when\ncount > 1.\n\nThe code checks `if (size == 2)` where `size` is the total buffer size in\nbytes, then loops `count` times treating each element as u16 (2 bytes).\nThis causes the loop to access `count * 2` bytes when the buffer only\nhas `size` bytes allocated.\n\nFix by checking the element size (config_item->size) instead of the\ntotal buffer size. This ensures the endianness conversion matches the\nactual element type."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/usb/mixer_scarlett2.c"],"versions":[{"version":"ac34df733d2dfe3b553897a1e9e1a44414f09834","lessThan":"d5e80d1f97ae55bcea1426f551e4419245b41b9c","status":"affected","versionType":"git"},{"version":"ac34df733d2dfe3b553897a1e9e1a44414f09834","lessThan":"51049f6e3f05d70660e2458ad3bb302a3721b751","status":"affected","versionType":"git"},{"version":"ac34df733d2dfe3b553897a1e9e1a44414f09834","lessThan":"91a756d22f0482eac5bedb113c8922f90b254449","status":"affected","versionType":"git"},{"version":"ac34df733d2dfe3b553897a1e9e1a44414f09834","lessThan":"27049f50be9f5ae3a62d272128ce0b381cb26a24","status":"affected","versionType":"git"},{"version":"ac34df733d2dfe3b553897a1e9e1a44414f09834","lessThan":"31a3eba5c265a763260976674a22851e83128f6d","status":"affected","versionType":"git"},{"version":"ac34df733d2dfe3b553897a1e9e1a44414f09834","lessThan":"6f5c69f72e50d51be3a8c028ae7eda42c82902cb","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/usb/mixer_scarlett2.c"],"versions":[{"version":"5.14","status":"affected"},{"version":"0","lessThan":"5.14","status":"unaffected","versionType":"semver"},{"version":"5.15.199","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.162","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.122","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.68","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.8","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19","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":"5.14","versionEndExcluding":"5.15.199"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.1.162"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.6.122"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.12.68"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.18.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/d5e80d1f97ae55bcea1426f551e4419245b41b9c"},{"url":"https://git.kernel.org/stable/c/51049f6e3f05d70660e2458ad3bb302a3721b751"},{"url":"https://git.kernel.org/stable/c/91a756d22f0482eac5bedb113c8922f90b254449"},{"url":"https://git.kernel.org/stable/c/27049f50be9f5ae3a62d272128ce0b381cb26a24"},{"url":"https://git.kernel.org/stable/c/31a3eba5c265a763260976674a22851e83128f6d"},{"url":"https://git.kernel.org/stable/c/6f5c69f72e50d51be3a8c028ae7eda42c82902cb"}],"title":"ALSA: scarlett2: Fix buffer overflow in config retrieval","x_generator":{"engine":"bippy-1.2.0"}}}}