{"id":"CVE-2026-46179","state":"PUBLISHED","title":"ASoC: SOF: Don't allow pointer operations on unconfigured streams","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: Don't allow pointer operations on unconfigured streams\n\nWhen reporting the pointer for a compressed stream we report the current\nI/O frame position by dividing the position by the number of channels\nmultiplied by the number of container bytes. These values default to 0 and\nare only configured as part of setting the stream parameters so this allows\na divide by zero to be configured. Validate that they are non zero,\nreturning an error if not","publishedAt":"2026-05-28T09:36:33.062Z","updatedAt":"2026-06-14T18:00:36.371Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"76ff6bfc9a809571793f425ba99f6a759108dcf8","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"327a64241f30c74b6f35537eb9e1fc6c3cbe060b","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"98ed1383f597f8a45b6cb816bb20b96d46eeceda","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"0f0c0c1397a42aacaacae828206ee1b921623952","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"4f42dd01f5217465f23a763e27b3984e114d0972","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"c5b6285aae050ff1c3ea824ca3d88ac4be1e69c8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/sof/compress.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.1","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.140","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.88","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.30","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.7","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":["sound/soc/sof/compress.c"]}],"references":["https://git.kernel.org/stable/c/76ff6bfc9a809571793f425ba99f6a759108dcf8","https://git.kernel.org/stable/c/327a64241f30c74b6f35537eb9e1fc6c3cbe060b","https://git.kernel.org/stable/c/98ed1383f597f8a45b6cb816bb20b96d46eeceda","https://git.kernel.org/stable/c/0f0c0c1397a42aacaacae828206ee1b921623952","https://git.kernel.org/stable/c/4f42dd01f5217465f23a763e27b3984e114d0972","https://git.kernel.org/stable/c/c5b6285aae050ff1c3ea824ca3d88ac4be1e69c8"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/46xxx/CVE-2026-46179.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46179","state":"PUBLISHED","datePublished":"2026-05-28T09:36:33.062Z","dateUpdated":"2026-06-14T18:00:36.371Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-13T15:03:33.103Z"},"containers":{"cna":{"title":"ASoC: SOF: Don't allow pointer operations on unconfigured streams","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: Don't allow pointer operations on unconfigured streams\n\nWhen reporting the pointer for a compressed stream we report the current\nI/O frame position by dividing the position by the number of channels\nmultiplied by the number of container bytes. These values default to 0 and\nare only configured as part of setting the stream parameters so this allows\na divide by zero to be configured. Validate that they are non zero,\nreturning an error if not"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"76ff6bfc9a809571793f425ba99f6a759108dcf8","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"327a64241f30c74b6f35537eb9e1fc6c3cbe060b","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"98ed1383f597f8a45b6cb816bb20b96d46eeceda","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"0f0c0c1397a42aacaacae828206ee1b921623952","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"4f42dd01f5217465f23a763e27b3984e114d0972","versionType":"git"},{"version":"c1a731c71359407eae4fd0a5fd675ef25a582764","status":"affected","lessThan":"c5b6285aae050ff1c3ea824ca3d88ac4be1e69c8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/sof/compress.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.1","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.140","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.88","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.30","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.7","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":["sound/soc/sof/compress.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/76ff6bfc9a809571793f425ba99f6a759108dcf8"},{"url":"https://git.kernel.org/stable/c/327a64241f30c74b6f35537eb9e1fc6c3cbe060b"},{"url":"https://git.kernel.org/stable/c/98ed1383f597f8a45b6cb816bb20b96d46eeceda"},{"url":"https://git.kernel.org/stable/c/0f0c0c1397a42aacaacae828206ee1b921623952"},{"url":"https://git.kernel.org/stable/c/4f42dd01f5217465f23a763e27b3984e114d0972"},{"url":"https://git.kernel.org/stable/c/c5b6285aae050ff1c3ea824ca3d88ac4be1e69c8"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-14T18:00:36.371Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.12.88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.18.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"7.0.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}