{"id":"CVE-2025-38403","state":"PUBLISHED","title":"vsock/vmci: Clear the vmci transport packet properly when initializing it","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nvsock/vmci: Clear the vmci transport packet properly when initializing it\n\nIn vmci_transport_packet_init memset the vmci_transport_packet before\npopulating the fields to avoid any uninitialised data being left in the\nstructure.","publishedAt":"2025-07-25T13:08:09.954Z","updatedAt":"2026-06-11T18:44:06.825Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"19c2cc01ff9a8031398a802676ffb0f4692dd95d","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"1c1bcb0e78230f533b4103e8cf271d17c3f469f0","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"2d44723a091bc853272e1a51a488a3d22b80be5e","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"0a01021317375b8d1895152f544421ce49299eb1","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"94d0c326cb3ee6b0f8bd00e209550b93fcc5c839","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"75705b44e0b9aaa74f4c163d93d388bcba9e386a","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"e9a673153d578fd439919a24e99851b2f87ecbce","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"223e2288f4b8c262a864e2c03964ffac91744cd5","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/vmw_vsock/vmci_transport.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.9","versionType":"semver"},{"version":"5.4.296","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.240","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.187","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.144","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.97","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.37","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.6","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/vmw_vsock/vmci_transport.c"]}],"references":["https://git.kernel.org/stable/c/19c2cc01ff9a8031398a802676ffb0f4692dd95d","https://git.kernel.org/stable/c/1c1bcb0e78230f533b4103e8cf271d17c3f469f0","https://git.kernel.org/stable/c/2d44723a091bc853272e1a51a488a3d22b80be5e","https://git.kernel.org/stable/c/0a01021317375b8d1895152f544421ce49299eb1","https://git.kernel.org/stable/c/94d0c326cb3ee6b0f8bd00e209550b93fcc5c839","https://git.kernel.org/stable/c/75705b44e0b9aaa74f4c163d93d388bcba9e386a","https://git.kernel.org/stable/c/e9a673153d578fd439919a24e99851b2f87ecbce","https://git.kernel.org/stable/c/223e2288f4b8c262a864e2c03964ffac91744cd5","https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/38xxx/CVE-2025-38403.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-38403","state":"PUBLISHED","datePublished":"2025-07-25T13:08:09.954Z","dateUpdated":"2026-06-11T18:44:06.825Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:24.012Z"},"containers":{"cna":{"title":"vsock/vmci: Clear the vmci transport packet properly when initializing it","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nvsock/vmci: Clear the vmci transport packet properly when initializing it\n\nIn vmci_transport_packet_init memset the vmci_transport_packet before\npopulating the fields to avoid any uninitialised data being left in the\nstructure."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"19c2cc01ff9a8031398a802676ffb0f4692dd95d","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"1c1bcb0e78230f533b4103e8cf271d17c3f469f0","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"2d44723a091bc853272e1a51a488a3d22b80be5e","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"0a01021317375b8d1895152f544421ce49299eb1","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"94d0c326cb3ee6b0f8bd00e209550b93fcc5c839","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"75705b44e0b9aaa74f4c163d93d388bcba9e386a","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"e9a673153d578fd439919a24e99851b2f87ecbce","versionType":"git"},{"version":"d021c344051af91f42c5ba9fdedc176740cbd238","status":"affected","lessThan":"223e2288f4b8c262a864e2c03964ffac91744cd5","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/vmw_vsock/vmci_transport.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.9","versionType":"semver"},{"version":"5.4.296","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.240","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.187","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.144","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.97","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.37","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.6","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/vmw_vsock/vmci_transport.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/19c2cc01ff9a8031398a802676ffb0f4692dd95d"},{"url":"https://git.kernel.org/stable/c/1c1bcb0e78230f533b4103e8cf271d17c3f469f0"},{"url":"https://git.kernel.org/stable/c/2d44723a091bc853272e1a51a488a3d22b80be5e"},{"url":"https://git.kernel.org/stable/c/0a01021317375b8d1895152f544421ce49299eb1"},{"url":"https://git.kernel.org/stable/c/94d0c326cb3ee6b0f8bd00e209550b93fcc5c839"},{"url":"https://git.kernel.org/stable/c/75705b44e0b9aaa74f4c163d93d388bcba9e386a"},{"url":"https://git.kernel.org/stable/c/e9a673153d578fd439919a24e99851b2f87ecbce"},{"url":"https://git.kernel.org/stable/c/223e2288f4b8c262a864e2c03964ffac91744cd5"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:27:18.658Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"5.4.296"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"5.10.240"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"5.15.187"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.1.144"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.6.97"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.12.37"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.15.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.9","versionEndExcluding":"6.16"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE 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