{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23257", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:45.990Z", "datePublished": "2026-03-18T17:41:04.078Z", "dateUpdated": "2026-03-18T17:41:04.078Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-03-18T17:41:04.078Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: liquidio: Fix off-by-one error in PF setup_nic_devices() cleanup\n\nIn setup_nic_devices(), the initialization loop jumps to the label\nsetup_nic_dev_free on failure. The current cleanup loop while(i--)\nskip the failing index i, causing a memory leak.\n\nFix this by changing the loop to iterate from the current index i\ndown to 0.\n\nAlso, decrement i in the devlink_alloc failure path to point to the\nlast successfully allocated index.\n\nCompile tested only. Issue found using code review."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/cavium/liquidio/lio_main.c"], "versions": [{"version": "f21fb3ed364bb83533c5efe19354e337ea9ecda9", "lessThan": "af38d9a5cb49fe9d0d282b44f17fdc1f3270d99d", "status": "affected", "versionType": "git"}, {"version": "f21fb3ed364bb83533c5efe19354e337ea9ecda9", "lessThan": "d86c58eb005eb99da402452f3db7a6e0eae32815", "status": "affected", "versionType": "git"}, {"version": "f21fb3ed364bb83533c5efe19354e337ea9ecda9", "lessThan": "f1216b80c9040a904d2ad7c8cd24ca0ff1f36932", "status": "affected", "versionType": "git"}, {"version": "f21fb3ed364bb83533c5efe19354e337ea9ecda9", "lessThan": "a0d2389c8cdc1f05de5eb8663bffe9ed05dca769", "status": "affected", "versionType": "git"}, {"version": "f21fb3ed364bb83533c5efe19354e337ea9ecda9", "lessThan": "f86bd16280a0f88b538394e0565c56ce4756da99", "status": "affected", "versionType": "git"}, {"version": "f21fb3ed364bb83533c5efe19354e337ea9ecda9", "lessThan": "293eaad0d6d6b2a37a458c7deb7be345349cd963", "status": "affected", "versionType": "git"}, {"version": "f21fb3ed364bb83533c5efe19354e337ea9ecda9", "lessThan": "8558aef4e8a1a83049ab906d21d391093cfa7e7f", "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/cavium/liquidio/lio_main.c"], "versions": [{"version": "4.2", "status": "affected"}, {"version": "0", "lessThan": "4.2", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.250", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.200", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.163", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.124", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.70", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.10", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19", "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": "5.10.250"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "5.15.200"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.1.163"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.6.124"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.12.70"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.18.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.2", "versionEndExcluding": "6.19"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/af38d9a5cb49fe9d0d282b44f17fdc1f3270d99d"}, {"url": "https://git.kernel.org/stable/c/d86c58eb005eb99da402452f3db7a6e0eae32815"}, {"url": "https://git.kernel.org/stable/c/f1216b80c9040a904d2ad7c8cd24ca0ff1f36932"}, {"url": "https://git.kernel.org/stable/c/a0d2389c8cdc1f05de5eb8663bffe9ed05dca769"}, {"url": "https://git.kernel.org/stable/c/f86bd16280a0f88b538394e0565c56ce4756da99"}, {"url": "https://git.kernel.org/stable/c/293eaad0d6d6b2a37a458c7deb7be345349cd963"}, {"url": "https://git.kernel.org/stable/c/8558aef4e8a1a83049ab906d21d391093cfa7e7f"}], "title": "net: liquidio: Fix off-by-one error in PF setup_nic_devices() cleanup", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: liquidio: Fix off-by-one error in PF setup_nic_devices() cleanup\n\nIn setup_nic_devices(), the initialization loop jumps to the label\nsetup_nic_dev_free on failure. The current cleanup loop while(i--)\nskip the failing index i, causing a memory leak.\n\nFix this by changing the loop to iterate from the current index i\ndown to 0.\n\nAlso, decrement i in the devlink_alloc failure path to point to the\nlast successfully allocated index.\n\nCompile tested only. Issue found using code review."}], "id": "CVE-2026-23257", "lastModified": "2026-03-18T18:16:23.997", "metrics": {}, "published": "2026-03-18T18:16:23.997", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/293eaad0d6d6b2a37a458c7deb7be345349cd963"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8558aef4e8a1a83049ab906d21d391093cfa7e7f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a0d2389c8cdc1f05de5eb8663bffe9ed05dca769"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/af38d9a5cb49fe9d0d282b44f17fdc1f3270d99d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d86c58eb005eb99da402452f3db7a6e0eae32815"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f1216b80c9040a904d2ad7c8cd24ca0ff1f36932"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f86bd16280a0f88b538394e0565c56ce4756da99"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: net: liquidio: Fix off-by-one error in PF setup_nic_devices() cleanup", "id": "2448701", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2448701"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2026-23257", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-03-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-23257\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-23257\nhttps://lore.kernel.org/linux-cve-announce/2026031818-CVE-2026-23257-bd18@gregkh/T"], "threat_severity": "Moderate"}

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