{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-31737", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-03-09T15:48:24.137Z", "datePublished": "2026-05-01T14:14:34.229Z", "dateUpdated": "2026-05-01T14:14:34.229Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-01T14:14:34.229Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ftgmac100: fix ring allocation unwind on open failure\n\nftgmac100_alloc_rings() allocates rx_skbs, tx_skbs, rxdes, txdes, and\nrx_scratch in stages. On intermediate failures it returned -ENOMEM\ndirectly, leaking resources allocated earlier in the function.\n\nRework the failure path to use staged local unwind labels and free\nallocated resources in reverse order before returning -ENOMEM. This\nmatches common netdev allocation cleanup style."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/faraday/ftgmac100.c"], "versions": [{"version": "d72e01a0430f8a1ae7adb3cbf0b2e73fcd99252e", "lessThan": "184b3a500d60ea48d1b176103cff1706c456edf3", "status": "affected", "versionType": "git"}, {"version": "d72e01a0430f8a1ae7adb3cbf0b2e73fcd99252e", "lessThan": "78da43320d9d6ed788147fb085184e4fc801f057", "status": "affected", "versionType": "git"}, {"version": "d72e01a0430f8a1ae7adb3cbf0b2e73fcd99252e", "lessThan": "a7e1bf392acf11dc4209820fef75758f6e42bd65", "status": "affected", "versionType": "git"}, {"version": "d72e01a0430f8a1ae7adb3cbf0b2e73fcd99252e", "lessThan": "8a71911fc7eeea930153322bc1efc065db8cd97e", "status": "affected", "versionType": "git"}, {"version": "d72e01a0430f8a1ae7adb3cbf0b2e73fcd99252e", "lessThan": "d45230081f19c280096241353c26b0de457de795", "status": "affected", "versionType": "git"}, {"version": "d72e01a0430f8a1ae7adb3cbf0b2e73fcd99252e", "lessThan": "8351d18989c8642fc53e2e12d94e42314a39b078", "status": "affected", "versionType": "git"}, {"version": "d72e01a0430f8a1ae7adb3cbf0b2e73fcd99252e", "lessThan": "82f86111f0704ab2ded11a2033bc6cf0be3e09ea", "status": "affected", "versionType": "git"}, {"version": "d72e01a0430f8a1ae7adb3cbf0b2e73fcd99252e", "lessThan": "c0fd0fe745f5e8c568d898cd1513d0083e46204a", "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/net/ethernet/faraday/ftgmac100.c"], "versions": [{"version": "4.12", "status": "affected"}, {"version": "0", "lessThan": "4.12", "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": "4.12", "versionEndExcluding": "5.10.253"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "5.15.203"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "6.1.168"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "6.6.134"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "6.12.81"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "6.18.22"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "6.19.12"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.12", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/184b3a500d60ea48d1b176103cff1706c456edf3"}, {"url": "https://git.kernel.org/stable/c/78da43320d9d6ed788147fb085184e4fc801f057"}, {"url": "https://git.kernel.org/stable/c/a7e1bf392acf11dc4209820fef75758f6e42bd65"}, {"url": "https://git.kernel.org/stable/c/8a71911fc7eeea930153322bc1efc065db8cd97e"}, {"url": "https://git.kernel.org/stable/c/d45230081f19c280096241353c26b0de457de795"}, {"url": "https://git.kernel.org/stable/c/8351d18989c8642fc53e2e12d94e42314a39b078"}, {"url": "https://git.kernel.org/stable/c/82f86111f0704ab2ded11a2033bc6cf0be3e09ea"}, {"url": "https://git.kernel.org/stable/c/c0fd0fe745f5e8c568d898cd1513d0083e46204a"}], "title": "net: ftgmac100: fix ring allocation unwind on open failure", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ftgmac100: fix ring allocation unwind on open failure\n\nftgmac100_alloc_rings() allocates rx_skbs, tx_skbs, rxdes, txdes, and\nrx_scratch in stages. On intermediate failures it returned -ENOMEM\ndirectly, leaking resources allocated earlier in the function.\n\nRework the failure path to use staged local unwind labels and free\nallocated resources in reverse order before returning -ENOMEM. This\nmatches common netdev allocation cleanup style."}], "id": "CVE-2026-31737", "lastModified": "2026-05-01T15:24:14.893", "metrics": {}, "published": "2026-05-01T15:16:36.347", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/184b3a500d60ea48d1b176103cff1706c456edf3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/78da43320d9d6ed788147fb085184e4fc801f057"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/82f86111f0704ab2ded11a2033bc6cf0be3e09ea"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8351d18989c8642fc53e2e12d94e42314a39b078"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8a71911fc7eeea930153322bc1efc065db8cd97e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a7e1bf392acf11dc4209820fef75758f6e42bd65"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c0fd0fe745f5e8c568d898cd1513d0083e46204a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d45230081f19c280096241353c26b0de457de795"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{}

{}