{"id":"CVE-2026-43137","state":"PUBLISHED","title":"ASoC: SOF: Intel: hda: Fix NULL pointer dereference","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: Intel: hda: Fix NULL pointer dereference\n\nIf there's a mismatch between the DAI links in the machine driver and\nthe topology, it is possible that the playback/capture widget is not\nset, especially in the case of loopback capture for echo reference\nwhere we use the dummy DAI link. Return the error when the widget is not\nset to avoid a null pointer dereference like below when the topology is\nbroken.\n\nRIP: 0010:hda_dai_get_ops.isra.0+0x14/0xa0 [snd_sof_intel_hda_common]","publishedAt":"2026-05-06T11:27:23.592Z","updatedAt":"2026-05-23T11:25:56.128Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"a1d4f3d3c0dc86527da6a19f6901a6a48375500d","versionType":"git"},{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"10411f1f2c76be67103b1f95822ff629aa25e2aa","versionType":"git"},{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"42068f7dd42b559c4eeae645e1455ff36518866a","versionType":"git"},{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"7750d78b4014902bc0ac03d4bb30faa076a913ab","versionType":"git"},{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"16c589567a956d46a7c1363af3f64de3d420af20","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/sof/intel/hda-dai.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.16","versionType":"semver"},{"version":"6.6.141","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","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/intel/hda-dai.c"]}],"references":["https://git.kernel.org/stable/c/a1d4f3d3c0dc86527da6a19f6901a6a48375500d","https://git.kernel.org/stable/c/10411f1f2c76be67103b1f95822ff629aa25e2aa","https://git.kernel.org/stable/c/42068f7dd42b559c4eeae645e1455ff36518866a","https://git.kernel.org/stable/c/7750d78b4014902bc0ac03d4bb30faa076a913ab","https://git.kernel.org/stable/c/16c589567a956d46a7c1363af3f64de3d420af20"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43137.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43137","state":"PUBLISHED","datePublished":"2026-05-06T11:27:23.592Z","dateUpdated":"2026-05-23T11:25:56.128Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.988Z"},"containers":{"cna":{"title":"ASoC: SOF: Intel: hda: Fix NULL pointer dereference","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: Intel: hda: Fix NULL pointer dereference\n\nIf there's a mismatch between the DAI links in the machine driver and\nthe topology, it is possible that the playback/capture widget is not\nset, especially in the case of loopback capture for echo reference\nwhere we use the dummy DAI link. Return the error when the widget is not\nset to avoid a null pointer dereference like below when the topology is\nbroken.\n\nRIP: 0010:hda_dai_get_ops.isra.0+0x14/0xa0 [snd_sof_intel_hda_common]"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"a1d4f3d3c0dc86527da6a19f6901a6a48375500d","versionType":"git"},{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"10411f1f2c76be67103b1f95822ff629aa25e2aa","versionType":"git"},{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"42068f7dd42b559c4eeae645e1455ff36518866a","versionType":"git"},{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"7750d78b4014902bc0ac03d4bb30faa076a913ab","versionType":"git"},{"version":"0acb48dd31e39b617bb12ca546b4fecd6ccb2972","status":"affected","lessThan":"16c589567a956d46a7c1363af3f64de3d420af20","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/soc/sof/intel/hda-dai.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.16","versionType":"semver"},{"version":"6.6.141","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.75","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.16","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.6","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","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/intel/hda-dai.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/a1d4f3d3c0dc86527da6a19f6901a6a48375500d"},{"url":"https://git.kernel.org/stable/c/10411f1f2c76be67103b1f95822ff629aa25e2aa"},{"url":"https://git.kernel.org/stable/c/42068f7dd42b559c4eeae645e1455ff36518866a"},{"url":"https://git.kernel.org/stable/c/7750d78b4014902bc0ac03d4bb30faa076a913ab"},{"url":"https://git.kernel.org/stable/c/16c589567a956d46a7c1363af3f64de3d420af20"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-23T11:25:56.128Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.6.141"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.12.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.18.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}