196 lines
9.0 KiB
JSON
196 lines
9.0 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-2026-98685",
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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": "2026-09-25T10:25:14.364Z",
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"datePublished": "2026-10-18T15:45:53.821Z",
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"dateUpdated": "2026-11-10T18:15:17.687Z"
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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": "2026-11-10T18:15:17.687Z"
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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\nsmb: client: discard post-EOF pagecache when extending a file via clone range\n\ncifs_remap_file_range() discarded the pagecache only for the folios\noverlapping the destination region, so when a clone extends the file the\nfolio straddling the old EOF - which may hold data dirtied past EOF\nthrough an mmap - was never dropped and became visible as file content\nonce the file was extended.\n\nStart the discard at the smaller of fstart and the old EOF. i_size is\nstill old here, so nothing past the old EOF is flushed to the server."
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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/client/cifsfs.c"
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],
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"versions": [
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{
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"version": "c54fc3a4f375663f2361a9cbb2955fb4ef912879",
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"lessThan": "eba974d6c850e77db87f6f9ae343164227dffefc",
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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": "c54fc3a4f375663f2361a9cbb2955fb4ef912879",
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"lessThan": "7beb2f2a58023b2ff28fd52bdb72bed74257ee04",
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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": "c54fc3a4f375663f2361a9cbb2955fb4ef912879",
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"lessThan": "15bb9f1d3e967e328649e92a1451e60a0dc66118",
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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": "c54fc3a4f375663f2361a9cbb2955fb4ef912879",
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"lessThan": "4721587f96cb8de8164f3fd203093a0875560999",
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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": "358bd5f436d820bb758833050aae065b35d6986c",
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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": "43801359c8971cc49b4a4db5015fba77fbd09c32",
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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": "6.1.68",
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"lessThan": "6.2",
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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": "6.6.7",
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"lessThan": "6.7",
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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/client/cifsfs.c"
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],
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"versions": [
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{
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"version": "6.7",
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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": "6.7",
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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": "6.12.117",
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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": "6.18.61",
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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": "7.2.10",
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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": "6.7",
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"versionEndExcluding": "6.12.117"
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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": "6.7",
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"versionEndExcluding": "6.18.61"
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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": "6.7",
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"versionEndExcluding": "7.2.10"
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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": "6.7",
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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": "6.1.68"
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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": "6.6.7"
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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/eba974d6c850e77db87f6f9ae343164227dffefc"
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},
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{
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"url": "https://git.kernel.org/stable/c/7beb2f2a58023b2ff28fd52bdb72bed74257ee04"
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},
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{
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"url": "https://git.kernel.org/stable/c/15bb9f1d3e967e328649e92a1451e60a0dc66118"
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},
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{
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"url": "https://git.kernel.org/stable/c/4721587f96cb8de8164f3fd203093a0875560999"
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}
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],
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"title": "smb: client: discard post-EOF pagecache when extending a file via clone range",
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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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} |