166 lines
7.5 KiB
JSON
166 lines
7.5 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-74559",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-08-15T05:44:03.916Z",
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"datePublished": "2026-08-15T12:28:03.279Z",
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"dateUpdated": "2026-10-21T12:45:57.288Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-10-21T12:45:57.288Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxsk: drain continuation descs after overflow in xsk_build_skb()\n\nFix generic xmit path multi-buffer logic when packets are either too big\n(count of descriptors exceed MAX_SKB_FRAGS) or an invalid descriptor is\nincluded in fragmented packet. Introduce xdp_sock::drain_cont and act\nupon this flag - when it is set, keep on consuming descriptors from\nAF_XDP Tx ring and put them directly onto Cq. Previously these\ndescriptors were silently lost and could never be reached again."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"include/net/xdp_sock.h",
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"net/xdp/xsk.c"
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],
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"versions": [
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{
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"version": "cf24f5a5feeaae34c1a34d1e04f8ac697290427a",
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"lessThan": "ecd0d1cde0478c232a867f14ec99cf97aff5eb30",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "cf24f5a5feeaae34c1a34d1e04f8ac697290427a",
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"lessThan": "ceb00cb87a22c42d20c39336213db2b843ca9e34",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "cf24f5a5feeaae34c1a34d1e04f8ac697290427a",
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"lessThan": "5e94d74e4f3baebaa083288f33b4be7ce0a34982",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "cf24f5a5feeaae34c1a34d1e04f8ac697290427a",
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"lessThan": "bd44a6dcd4248883de90f5dad53ae80066e27096",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"include/net/xdp_sock.h",
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"net/xdp/xsk.c"
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],
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"versions": [
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{
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"version": "6.6",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "6.6",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.114",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.18.44",
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"lessThanOrEqual": "6.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.1.8",
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"lessThanOrEqual": "7.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.2",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.6",
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"versionEndExcluding": "6.12.114"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.6",
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"versionEndExcluding": "6.18.44"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.6",
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"versionEndExcluding": "7.1.8"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.6",
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"versionEndExcluding": "7.2"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/ecd0d1cde0478c232a867f14ec99cf97aff5eb30"
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},
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{
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"url": "https://git.kernel.org/stable/c/ceb00cb87a22c42d20c39336213db2b843ca9e34"
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},
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{
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"url": "https://git.kernel.org/stable/c/5e94d74e4f3baebaa083288f33b4be7ce0a34982"
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},
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{
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"url": "https://git.kernel.org/stable/c/bd44a6dcd4248883de90f5dad53ae80066e27096"
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}
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],
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"title": "xsk: drain continuation descs after overflow in xsk_build_skb()",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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}
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}
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} |