{ "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": "2026-07-14T12:48:43.465Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T22:14:47.200Z" }, "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" } }, "adp": [ { "x_adpType": "supplier", "providerMetadata": { "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e", "shortName": "siemens-SADP", "dateUpdated": "2026-07-14T12:48:43.465Z" }, "affected": [ { "vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "versions": [ { "status": "affected", "version": "V3.1.6", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "versions": [ { "status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "versions": [ { "status": "affected", "version": "V3.1.6", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" }, { "vendor": "Siemens", "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP", "versions": [ { "status": "affected", "version": "V3.1.5", "lessThan": "*", "versionType": "custom" } ], "defaultStatus": "unknown" }, { 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