{"id":"CVE-2026-43257","state":"PUBLISHED","title":"media: cx88: Add missing unmap in snd_cx88_hw_params()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: cx88: Add missing unmap in snd_cx88_hw_params()\n\nIn error path, add cx88_alsa_dma_unmap() to release\nresource acquired by cx88_alsa_dma_map().","publishedAt":"2026-05-06T11:28:45.872Z","updatedAt":"2026-05-11T22:21:03.247Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"f0d7f735eba963742009b0706e19dd0bed91537a","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"dc911fccc6e08ef46a66b2a42a764252b001ee3c","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"24f3dabeb97bd0bec8c1c926c97e3eb6a8129225","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"10ab64f8efc2f479293dce929fde326c285fc96f","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"e3fb15aadfc8643203bbdf97ace0396e4586fa64","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"1ce8c2a8f050a23240553c8bae628ac623f9dbc1","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"3baefeeb7b85e1e34eebef399ffa312be7179e30","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"dbc527d980f7ba8559de38f8c1e4158c71a78915","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/pci/cx88/cx88-alsa.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.19","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.19","versionType":"semver"},{"version":"5.10.252","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.202","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.165","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.128","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":["drivers/media/pci/cx88/cx88-alsa.c"]}],"references":["https://git.kernel.org/stable/c/f0d7f735eba963742009b0706e19dd0bed91537a","https://git.kernel.org/stable/c/dc911fccc6e08ef46a66b2a42a764252b001ee3c","https://git.kernel.org/stable/c/24f3dabeb97bd0bec8c1c926c97e3eb6a8129225","https://git.kernel.org/stable/c/10ab64f8efc2f479293dce929fde326c285fc96f","https://git.kernel.org/stable/c/e3fb15aadfc8643203bbdf97ace0396e4586fa64","https://git.kernel.org/stable/c/1ce8c2a8f050a23240553c8bae628ac623f9dbc1","https://git.kernel.org/stable/c/3baefeeb7b85e1e34eebef399ffa312be7179e30","https://git.kernel.org/stable/c/dbc527d980f7ba8559de38f8c1e4158c71a78915"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43257.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43257","state":"PUBLISHED","datePublished":"2026-05-06T11:28:45.872Z","dateUpdated":"2026-05-11T22:21:03.247Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.996Z"},"containers":{"cna":{"title":"media: cx88: Add missing unmap in snd_cx88_hw_params()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: cx88: Add missing unmap in snd_cx88_hw_params()\n\nIn error path, add cx88_alsa_dma_unmap() to release\nresource acquired by cx88_alsa_dma_map()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"f0d7f735eba963742009b0706e19dd0bed91537a","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"dc911fccc6e08ef46a66b2a42a764252b001ee3c","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"24f3dabeb97bd0bec8c1c926c97e3eb6a8129225","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"10ab64f8efc2f479293dce929fde326c285fc96f","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"e3fb15aadfc8643203bbdf97ace0396e4586fa64","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"1ce8c2a8f050a23240553c8bae628ac623f9dbc1","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"3baefeeb7b85e1e34eebef399ffa312be7179e30","versionType":"git"},{"version":"b2c75abde0debfb824f72845c3ed77d4b66798a0","status":"affected","lessThan":"dbc527d980f7ba8559de38f8c1e4158c71a78915","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/pci/cx88/cx88-alsa.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.19","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.19","versionType":"semver"},{"version":"5.10.252","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.202","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.165","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.128","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":["drivers/media/pci/cx88/cx88-alsa.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f0d7f735eba963742009b0706e19dd0bed91537a"},{"url":"https://git.kernel.org/stable/c/dc911fccc6e08ef46a66b2a42a764252b001ee3c"},{"url":"https://git.kernel.org/stable/c/24f3dabeb97bd0bec8c1c926c97e3eb6a8129225"},{"url":"https://git.kernel.org/stable/c/10ab64f8efc2f479293dce929fde326c285fc96f"},{"url":"https://git.kernel.org/stable/c/e3fb15aadfc8643203bbdf97ace0396e4586fa64"},{"url":"https://git.kernel.org/stable/c/1ce8c2a8f050a23240553c8bae628ac623f9dbc1"},{"url":"https://git.kernel.org/stable/c/3baefeeb7b85e1e34eebef399ffa312be7179e30"},{"url":"https://git.kernel.org/stable/c/dbc527d980f7ba8559de38f8c1e4158c71a78915"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:21:03.247Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"5.10.252"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"5.15.202"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"6.1.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"6.6.128"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"6.12.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"6.18.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"6.19.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"7.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}