268 lines
12 KiB
JSON
268 lines
12 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-2026-100082",
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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": "2026-09-25T10:25:14.456Z",
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"datePublished": "2026-11-06T18:23:02.627Z",
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"dateUpdated": "2026-11-13T14:17:20.531Z"
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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": "2026-11-13T14:17:20.531Z"
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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\nxen-blkback: Avoid UAF when reading I/O statistics\n\nReading I/O statistics via sysfs concurrently with tearing down a\nfrontend device might result in UAF or a NULL dereference, as the\nreading of the statistics data is not synchronized with freeing the\ndata.\n\nUse a rwlock for synchronizing.\n\nThis is XSA-528 / CVE-2026-100082"
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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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"drivers/block/xen-blkback/common.h",
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"drivers/block/xen-blkback/xenbus.c"
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],
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"versions": [
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{
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"version": "db6fbc106786f26d95889c50c18b1f28aa543a17",
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"lessThan": "253cff0526781e28b1b0f9fdacd74ecdc23d3ab7",
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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": "db6fbc106786f26d95889c50c18b1f28aa543a17",
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"lessThan": "2c9ccbe0ffcff3615c7ad917c49b67571a41f21c",
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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": "db6fbc106786f26d95889c50c18b1f28aa543a17",
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"lessThan": "58ba056991dbcec8a75e6861cb4479ac947b69e6",
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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": "db6fbc106786f26d95889c50c18b1f28aa543a17",
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"lessThan": "fe9ead8c5bdb752e329cecfecbdb5dfca5e9996b",
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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": "db6fbc106786f26d95889c50c18b1f28aa543a17",
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"lessThan": "b764e17313534794aeb99c901869f213e36a16ef",
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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": "db6fbc106786f26d95889c50c18b1f28aa543a17",
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"lessThan": "c49934da934cf495faf782aa5d84f413221c9be6",
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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": "db6fbc106786f26d95889c50c18b1f28aa543a17",
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"lessThan": "b0378161c28e77e4d0e2eda3c9433ab4394d2a2f",
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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": "db6fbc106786f26d95889c50c18b1f28aa543a17",
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"lessThan": "a02926f7c89bfc798ee9514e09694ff4279928a1",
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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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"drivers/block/xen-blkback/common.h",
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"drivers/block/xen-blkback/xenbus.c"
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],
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"versions": [
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{
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"version": "4.5",
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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": "4.5",
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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": "5.10.274",
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"lessThanOrEqual": "5.10.*",
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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": "5.15.225",
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"lessThanOrEqual": "5.15.*",
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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": "6.1.192",
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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": "6.6.162",
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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": "6.12.116",
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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": "6.18.62",
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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": "7.3.3",
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"lessThanOrEqual": "7.3.*",
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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": "7.4-rc2",
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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": "4.5",
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"versionEndExcluding": "5.10.274"
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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": "4.5",
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"versionEndExcluding": "5.15.225"
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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": "4.5",
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"versionEndExcluding": "6.1.192"
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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": "4.5",
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"versionEndExcluding": "6.6.162"
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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": "4.5",
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"versionEndExcluding": "6.12.116"
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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": "4.5",
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"versionEndExcluding": "6.18.62"
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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": "4.5",
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"versionEndExcluding": "7.3.3"
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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": "4.5",
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"versionEndExcluding": "7.4-rc2"
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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/253cff0526781e28b1b0f9fdacd74ecdc23d3ab7"
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},
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{
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"url": "https://git.kernel.org/stable/c/2c9ccbe0ffcff3615c7ad917c49b67571a41f21c"
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},
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{
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"url": "https://git.kernel.org/stable/c/58ba056991dbcec8a75e6861cb4479ac947b69e6"
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},
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{
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"url": "https://git.kernel.org/stable/c/fe9ead8c5bdb752e329cecfecbdb5dfca5e9996b"
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},
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{
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"url": "https://git.kernel.org/stable/c/b764e17313534794aeb99c901869f213e36a16ef"
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},
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{
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"url": "https://git.kernel.org/stable/c/c49934da934cf495faf782aa5d84f413221c9be6"
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},
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{
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"url": "https://git.kernel.org/stable/c/b0378161c28e77e4d0e2eda3c9433ab4394d2a2f"
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},
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{
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"url": "https://git.kernel.org/stable/c/a02926f7c89bfc798ee9514e09694ff4279928a1"
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}
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],
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"title": "xen-blkback: Avoid UAF when reading I/O statistics",
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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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"adp": [
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{
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"title": "CVE Program Container",
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"references": [
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{
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"url": "http://www.openwall.com/lists/oss-security/2026/11/06/11"
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},
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{
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"url": "http://xenbits.xen.org/xsa/advisory-528.html"
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}
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],
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2026-11-06T19:08:45.432Z"
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}
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}
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]
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}
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} |