228 lines
10 KiB
JSON
228 lines
10 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-2026-89794",
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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": "2026-09-11T19:38:34.766Z",
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"datePublished": "2026-09-16T10:30:25.592Z",
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"dateUpdated": "2026-10-30T12:33:02.393Z"
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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": "2026-10-30T12:33:02.393Z"
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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\nksmbd: zero pipe read compound padding\n\nCompound response handling extends the last response iov to an eight-byte\nboundary.\n\nsmb2_read_pipe() allocates only the payload size, so the alignment padding\ncan expose up to seven bytes of uninitialized kernel heap memory.\n\nAllocate the aligned size and clear the unused tail before pinning the\nresponse buffer."
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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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"fs/smb/server/smb2pdu.c"
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],
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"versions": [
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{
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"version": "9f297df20d93411c0b4ddad7f88ba04a7cd36e77",
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"lessThan": "c7516bdf7d2c1a64b14a9f444e2ee58c12c384ae",
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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": "e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d",
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"lessThan": "134d980491b435e5cdb3171225e2506ff17867d1",
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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": "e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d",
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"lessThan": "f188a400dd5285fec5a84548fe8dca49eee01155",
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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": "e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d",
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"lessThan": "d83a9de7cecd401c3d3e00ed6371194dcd7313e4",
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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": "e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d",
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"lessThan": "be15b8da4a82cf1e1f9880b2661b90770606eec1",
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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": "e2b76ab8b5c9327ab2dae6da05d0752eb2f4771d",
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"lessThan": "73f860489e3be2245598d1819226304fc5b87291",
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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": "f2283680a80571ca82d710bc6ecd8f8beac67d63",
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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": "6.1.71",
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"lessThan": "6.1.191",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "5.15.145",
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"lessThan": "5.16",
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"status": "affected",
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"versionType": "semver"
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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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"fs/smb/server/smb2pdu.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": "6.1.191",
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"lessThanOrEqual": "6.1.*",
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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": "6.6.160",
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"lessThanOrEqual": "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": "6.12.110",
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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": "6.18.51",
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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": "7.2.5",
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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": "6.1.71",
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"versionEndExcluding": "6.1.191"
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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": "6.6.160"
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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": "6.12.110"
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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": "6.18.51"
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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": "7.2.5"
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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": "7.3"
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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": "5.15.145"
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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/c7516bdf7d2c1a64b14a9f444e2ee58c12c384ae"
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},
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{
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"url": "https://git.kernel.org/stable/c/134d980491b435e5cdb3171225e2506ff17867d1"
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},
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{
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"url": "https://git.kernel.org/stable/c/f188a400dd5285fec5a84548fe8dca49eee01155"
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},
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{
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"url": "https://git.kernel.org/stable/c/d83a9de7cecd401c3d3e00ed6371194dcd7313e4"
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},
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{
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"url": "https://git.kernel.org/stable/c/be15b8da4a82cf1e1f9880b2661b90770606eec1"
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},
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{
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"url": "https://git.kernel.org/stable/c/73f860489e3be2245598d1819226304fc5b87291"
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}
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],
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"title": "ksmbd: zero pipe read compound padding",
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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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} |