{"id":"CVE-2026-64484","state":"PUBLISHED","title":"ALSA: es1938: check snd_ctl_new1() return value","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: es1938: check snd_ctl_new1() return value\n\nsnd_ctl_new1() can return NULL when memory allocation fails.\nsnd_es1938_mixer() does not check the return value before dereferencing\nthe pointer, which can lead to a NULL pointer dereference.\n\nAdd a NULL check after snd_ctl_new1() and return -ENOMEM if it fails.","publishedAt":"2026-07-25T08:51:44.591Z","updatedAt":"2026-08-17T04:56:31.383Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"96cad5bd7d0a176db3fdc06717a41271247336bd","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"6c4efebaf73e217efbd08cdbda805758a7db3680","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"41759affbcfe3d51a32900da9547a1ffd744a85f","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"7531a37720c2545a480fd0fa464978569bf9d6a2","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"af01c48e17a66fa038af210a5c49d6cdefd210bd","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"9e53e99b6fa3cd82992d963cbff58dbbd1df8651","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"1949163dee39e0e4a1468f37dd7302962f6af45a","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"1edd1f02dddd20aeb6066ded41017615766ea42f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/pci/es1938.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.12","versionType":"semver"},{"version":"5.10.261","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.212","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.178","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.96","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.39","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.4","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/pci/es1938.c"]}],"references":["https://git.kernel.org/stable/c/96cad5bd7d0a176db3fdc06717a41271247336bd","https://git.kernel.org/stable/c/6c4efebaf73e217efbd08cdbda805758a7db3680","https://git.kernel.org/stable/c/41759affbcfe3d51a32900da9547a1ffd744a85f","https://git.kernel.org/stable/c/7531a37720c2545a480fd0fa464978569bf9d6a2","https://git.kernel.org/stable/c/af01c48e17a66fa038af210a5c49d6cdefd210bd","https://git.kernel.org/stable/c/9e53e99b6fa3cd82992d963cbff58dbbd1df8651","https://git.kernel.org/stable/c/1949163dee39e0e4a1468f37dd7302962f6af45a","https://git.kernel.org/stable/c/1edd1f02dddd20aeb6066ded41017615766ea42f"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/64xxx/CVE-2026-64484.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64484","state":"PUBLISHED","datePublished":"2026-07-25T08:51:44.591Z","dateUpdated":"2026-08-17T04:56:31.383Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-19T15:36:31.791Z"},"containers":{"cna":{"title":"ALSA: es1938: check snd_ctl_new1() return value","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: es1938: check snd_ctl_new1() return value\n\nsnd_ctl_new1() can return NULL when memory allocation fails.\nsnd_es1938_mixer() does not check the return value before dereferencing\nthe pointer, which can lead to a NULL pointer dereference.\n\nAdd a NULL check after snd_ctl_new1() and return -ENOMEM if it fails."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"96cad5bd7d0a176db3fdc06717a41271247336bd","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"6c4efebaf73e217efbd08cdbda805758a7db3680","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"41759affbcfe3d51a32900da9547a1ffd744a85f","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"7531a37720c2545a480fd0fa464978569bf9d6a2","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"af01c48e17a66fa038af210a5c49d6cdefd210bd","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"9e53e99b6fa3cd82992d963cbff58dbbd1df8651","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"1949163dee39e0e4a1468f37dd7302962f6af45a","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"1edd1f02dddd20aeb6066ded41017615766ea42f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/pci/es1938.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.12","versionType":"semver"},{"version":"5.10.261","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.212","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.178","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.145","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.96","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.39","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.4","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/pci/es1938.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/96cad5bd7d0a176db3fdc06717a41271247336bd"},{"url":"https://git.kernel.org/stable/c/6c4efebaf73e217efbd08cdbda805758a7db3680"},{"url":"https://git.kernel.org/stable/c/41759affbcfe3d51a32900da9547a1ffd744a85f"},{"url":"https://git.kernel.org/stable/c/7531a37720c2545a480fd0fa464978569bf9d6a2"},{"url":"https://git.kernel.org/stable/c/af01c48e17a66fa038af210a5c49d6cdefd210bd"},{"url":"https://git.kernel.org/stable/c/9e53e99b6fa3cd82992d963cbff58dbbd1df8651"},{"url":"https://git.kernel.org/stable/c/1949163dee39e0e4a1468f37dd7302962f6af45a"},{"url":"https://git.kernel.org/stable/c/1edd1f02dddd20aeb6066ded41017615766ea42f"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-17T04:56:31.383Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.10.261"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.15.212"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.1.178"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.6.145"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.12.96"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"6.18.39"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"7.1.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}