{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-31759", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-03-09T15:48:24.139Z", "datePublished": "2026-05-01T14:14:51.895Z", "dateUpdated": "2026-05-11T22:15:15.896Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T22:15:15.896Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: ulpi: fix double free in ulpi_register_interface() error path\n\nWhen device_register() fails, ulpi_register() calls put_device() on\nulpi->dev.\n\nThe device release callback ulpi_dev_release() drops the OF node\nreference and frees ulpi, but the current error path in\nulpi_register_interface() then calls kfree(ulpi) again, causing a\ndouble free.\n\nLet put_device() handle the cleanup through ulpi_dev_release() and\navoid freeing ulpi again in ulpi_register_interface()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/usb/common/ulpi.c"], "versions": [{"version": "289fcff4bcdb1dcc0ce8788b7ea0f58a9e4a495f", "lessThan": "2f70ba9dae13a190673cc3f9b4aad52179738f60", "status": "affected", "versionType": "git"}, {"version": "289fcff4bcdb1dcc0ce8788b7ea0f58a9e4a495f", "lessThan": "ee248e6e941e4f2e634df2bd43e5f1ef810ab6df", "status": "affected", "versionType": "git"}, {"version": "289fcff4bcdb1dcc0ce8788b7ea0f58a9e4a495f", "lessThan": "272a9b26c336a295e4e209157fed809706c1b1f7", "status": "affected", "versionType": "git"}, {"version": "289fcff4bcdb1dcc0ce8788b7ea0f58a9e4a495f", "lessThan": "aaeae6533d77e6ed4def85baec01e2815ebbef61", "status": "affected", "versionType": "git"}, {"version": "289fcff4bcdb1dcc0ce8788b7ea0f58a9e4a495f", "lessThan": "8763f8317bb389aded32a32b08f6751cfff657d2", "status": "affected", "versionType": "git"}, {"version": "289fcff4bcdb1dcc0ce8788b7ea0f58a9e4a495f", "lessThan": "38c28fe25611099230f0965c925499bfcf46a795", "status": "affected", "versionType": "git"}, {"version": "289fcff4bcdb1dcc0ce8788b7ea0f58a9e4a495f", "lessThan": "a6e5461f076c2ef63159f18e5cdbd30b50f0bc15", "status": "affected", "versionType": "git"}, {"version": "289fcff4bcdb1dcc0ce8788b7ea0f58a9e4a495f", "lessThan": "01af542392b5d41fd659d487015a71f627accce3", "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/common/ulpi.c"], "versions": [{"version": "4.2", "status": "affected"}, {"version": "0", "lessThan": "4.2", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.253", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.203", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.168", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.134", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.81", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.22", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.12", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "4.2", "versionEndExcluding": "5.10.253"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "5.15.203"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.1.168"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.6.134"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.12.81"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.18.22"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.19.12"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2f70ba9dae13a190673cc3f9b4aad52179738f60"}, {"url": "https://git.kernel.org/stable/c/ee248e6e941e4f2e634df2bd43e5f1ef810ab6df"}, {"url": "https://git.kernel.org/stable/c/272a9b26c336a295e4e209157fed809706c1b1f7"}, {"url": "https://git.kernel.org/stable/c/aaeae6533d77e6ed4def85baec01e2815ebbef61"}, {"url": "https://git.kernel.org/stable/c/8763f8317bb389aded32a32b08f6751cfff657d2"}, {"url": "https://git.kernel.org/stable/c/38c28fe25611099230f0965c925499bfcf46a795"}, {"url": "https://git.kernel.org/stable/c/a6e5461f076c2ef63159f18e5cdbd30b50f0bc15"}, {"url": "https://git.kernel.org/stable/c/01af542392b5d41fd659d487015a71f627accce3"}], "title": "usb: ulpi: fix double free in ulpi_register_interface() error path", "x_generator": {"engine": "bippy-1.2.0"}}}}