164 lines
7.4 KiB
JSON
164 lines
7.4 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-2026-98327",
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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": "2026-09-25T10:25:14.341Z",
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"datePublished": "2026-10-06T08:46:20.317Z",
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"dateUpdated": "2026-10-19T09:17:37.676Z"
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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": "2026-10-19T09:17:37.676Z"
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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\nwifi: mac80211: mesh: reset the CSA state when leaving\n\nifmsh->csa is allocated in ieee80211_mesh_csa_beacon() and only freed\nin ieee80211_mesh_finish_csa(), i.e. when the channel switch completes.\nLeaving the mesh while a switch is still pending therefore leaks it.\n\nAdditionally, ifmsh->csa_role and ifmsh->chsw_ttl have their state leak\nin this case, so things can get mixed up in addition to the memory\nleak.\n\nRefactor the reset and call it in ieee80211_stop_mesh() to fix it all."
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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/mac80211/mesh.c"
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],
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"versions": [
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{
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"version": "b8456a14e9d2770846fcf74de18ff95b676149a3",
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"lessThan": "aba8dfb45864441199748c33ce3c1c8ca121c8bd",
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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": "b8456a14e9d2770846fcf74de18ff95b676149a3",
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"lessThan": "bd3b21145ae2e781daac1bbd19216a63ab4e0cbd",
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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": "b8456a14e9d2770846fcf74de18ff95b676149a3",
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"lessThan": "ba5bf83a81e8832cb84bb3a2da67512f81f57a02",
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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": "b8456a14e9d2770846fcf74de18ff95b676149a3",
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"lessThan": "860134b3af77970e006feab7e5decb8c84771c7f",
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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/mac80211/mesh.c"
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],
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"versions": [
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{
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"version": "3.13",
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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": "3.13",
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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": "6.12.112",
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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": "6.18.54",
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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": "7.2.8",
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"lessThanOrEqual": "7.2.*",
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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": "7.3",
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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": "3.13",
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"versionEndExcluding": "6.12.112"
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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": "3.13",
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"versionEndExcluding": "6.18.54"
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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": "3.13",
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"versionEndExcluding": "7.2.8"
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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": "3.13",
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"versionEndExcluding": "7.3"
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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/aba8dfb45864441199748c33ce3c1c8ca121c8bd"
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},
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{
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"url": "https://git.kernel.org/stable/c/bd3b21145ae2e781daac1bbd19216a63ab4e0cbd"
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},
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{
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"url": "https://git.kernel.org/stable/c/ba5bf83a81e8832cb84bb3a2da67512f81f57a02"
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},
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{
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"url": "https://git.kernel.org/stable/c/860134b3af77970e006feab7e5decb8c84771c7f"
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}
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],
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"title": "wifi: mac80211: mesh: reset the CSA state when leaving",
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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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} |