{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-63963", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.024Z", "datePublished": "2026-07-19T14:55:52.388Z", "dateUpdated": "2026-07-20T06:41:43.925Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-20T06:41:43.925Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: tcpm: validate VDO count in Discover Identity ACK handlers\n\nProperly validate the count passed from a device when calling\nsvdm_consume_identity() or svdm_consume_identity_sop_prime() as the\ndevice-controlled value could index off of the static arrays, which\ncould leak data."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/usb/typec/tcpm/tcpm.c"], "versions": [{"version": "f0690a25a140b853b1842fa80faf828601bb47e8", "lessThan": "569f7971542eb10025d8a0989b83f28a29d8ba20", "status": "affected", "versionType": "git"}, {"version": "f0690a25a140b853b1842fa80faf828601bb47e8", "lessThan": "f9d787fbe83127105e42088cca40e5118db0d810", "status": "affected", "versionType": "git"}, {"version": "f0690a25a140b853b1842fa80faf828601bb47e8", "lessThan": "ed8649f3822e211d025bcab5158af6f8a38c8705", "status": "affected", "versionType": "git"}, {"version": "f0690a25a140b853b1842fa80faf828601bb47e8", "lessThan": "8fbc349e8383125dd2d8de1c1e926279d398ab17", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/usb/typec/tcpm/tcpm.c"], "versions": [{"version": "4.12", "status": "affected"}, {"version": "0", "lessThan": "4.12", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.93", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.35", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.12", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "6.12.93"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "6.18.35"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "7.0.12"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/569f7971542eb10025d8a0989b83f28a29d8ba20"}, {"url": "https://git.kernel.org/stable/c/f9d787fbe83127105e42088cca40e5118db0d810"}, {"url": "https://git.kernel.org/stable/c/ed8649f3822e211d025bcab5158af6f8a38c8705"}, {"url": "https://git.kernel.org/stable/c/8fbc349e8383125dd2d8de1c1e926279d398ab17"}], "title": "usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{}

{}