122 lines
5.1 KiB
JSON
122 lines
5.1 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-2026-23048",
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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": "2026-01-13T15:37:45.949Z",
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"datePublished": "2026-02-04T16:00:30.232Z",
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"dateUpdated": "2026-05-11T21:58:59.709Z"
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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": "2026-05-11T21:58:59.709Z"
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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\nudp: call skb_orphan() before skb_attempt_defer_free()\n\nStandard UDP receive path does not use skb->destructor.\n\nBut skmsg layer does use it, since it calls skb_set_owner_sk_safe()\nfrom udp_read_skb().\n\nThis then triggers this warning in skb_attempt_defer_free():\n\n DEBUG_NET_WARN_ON_ONCE(skb->destructor);\n\nWe must call skb_orphan() to fix this issue."
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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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"net/ipv4/udp.c"
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],
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"versions": [
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{
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"version": "6471658dc66c670580a7616e75f51b52917e7883",
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"lessThan": "0c63d5683eae6a7b4d81382bcbecb2a19feff90d",
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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": "6471658dc66c670580a7616e75f51b52917e7883",
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"lessThan": "e5c8eda39a9fc1547d1398d707aa06c1d080abdd",
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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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"net/ipv4/udp.c"
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],
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"versions": [
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{
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"version": "6.18",
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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": "6.18",
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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": "6.18.6",
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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": "6.19",
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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": "6.18",
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"versionEndExcluding": "6.18.6"
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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": "6.18",
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"versionEndExcluding": "6.19"
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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/0c63d5683eae6a7b4d81382bcbecb2a19feff90d"
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},
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{
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"url": "https://git.kernel.org/stable/c/e5c8eda39a9fc1547d1398d707aa06c1d080abdd"
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}
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],
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"title": "udp: call skb_orphan() before skb_attempt_defer_free()",
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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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} |