{"api_version":"1","generated_at":"2026-10-08T07:22:58+00:00","cve":"CVE-2026-98267","urls":{"html":"https://cve.report/CVE-2026-98267","api":"https://cve.report/api/cve/CVE-2026-98267.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98267","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98267"},"summary":{"title":"9p: Fix v9fs_issue_write() to update i_size and remote_i_size","description":"In the Linux kernel, the following vulnerability has been resolved:\n\n9p: Fix v9fs_issue_write() to update i_size and remote_i_size\n\nFix v9fs_issue_write() to update i_size and remote_i_size to the new size\nof the server file if we made it larger, using the start fpos and the count\nreturned by p9_client_write() to calculate the new minimum file size.\n\nThis assumes that if the 9P server makes a short write (say it hits\nENOSPC), a reduced count is returned.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-06 09:18:16","updated_at":"2026-10-06 09:18:16"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/9cd92e3392bdd14568e9e44aec1ac05e1fcd62e5","name":"https://git.kernel.org/stable/c/9cd92e3392bdd14568e9e44aec1ac05e1fcd62e5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/88871ab548c1d7b11cde9b04063f3c1c6fbd7039","name":"https://git.kernel.org/stable/c/88871ab548c1d7b11cde9b04063f3c1c6fbd7039","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c60ae98c5aa64021751b38ab1313b19d620bf640","name":"https://git.kernel.org/stable/c/c60ae98c5aa64021751b38ab1313b19d620bf640","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/aeb1fe55583836744aef11fbfa2a09122aa9816c","name":"https://git.kernel.org/stable/c/aeb1fe55583836744aef11fbfa2a09122aa9816c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98267","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98267","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5fb70e7275a61dd404f684370e1add7fe0ebe9c5 aeb1fe55583836744aef11fbfa2a09122aa9816c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5fb70e7275a61dd404f684370e1add7fe0ebe9c5 88871ab548c1d7b11cde9b04063f3c1c6fbd7039 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5fb70e7275a61dd404f684370e1add7fe0ebe9c5 9cd92e3392bdd14568e9e44aec1ac05e1fcd62e5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5fb70e7275a61dd404f684370e1add7fe0ebe9c5 c60ae98c5aa64021751b38ab1313b19d620bf640 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.10","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.10 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.112 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.54 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.8 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc4 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"98267","cve":"CVE-2026-98267","epss":"0.001750000","percentile":"0.063810000","score_date":"2026-10-06","updated_at":"2026-10-07 00:14:55"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/9p/vfs_addr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"aeb1fe55583836744aef11fbfa2a09122aa9816c","status":"affected","version":"5fb70e7275a61dd404f684370e1add7fe0ebe9c5","versionType":"git"},{"lessThan":"88871ab548c1d7b11cde9b04063f3c1c6fbd7039","status":"affected","version":"5fb70e7275a61dd404f684370e1add7fe0ebe9c5","versionType":"git"},{"lessThan":"9cd92e3392bdd14568e9e44aec1ac05e1fcd62e5","status":"affected","version":"5fb70e7275a61dd404f684370e1add7fe0ebe9c5","versionType":"git"},{"lessThan":"c60ae98c5aa64021751b38ab1313b19d620bf640","status":"affected","version":"5fb70e7275a61dd404f684370e1add7fe0ebe9c5","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["fs/9p/vfs_addr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.10"},{"lessThan":"6.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.112","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.54","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.8","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc4","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.112","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.54","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.8","versionStartIncluding":"6.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc4","versionStartIncluding":"6.10","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\n9p: Fix v9fs_issue_write() to update i_size and remote_i_size\n\nFix v9fs_issue_write() to update i_size and remote_i_size to the new size\nof the server file if we made it larger, using the start fpos and the count\nreturned by p9_client_write() to calculate the new minimum file size.\n\nThis assumes that if the 9P server makes a short write (say it hits\nENOSPC), a reduced count is returned."}],"providerMetadata":{"dateUpdated":"2026-10-06T08:45:30.042Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/aeb1fe55583836744aef11fbfa2a09122aa9816c"},{"url":"https://git.kernel.org/stable/c/88871ab548c1d7b11cde9b04063f3c1c6fbd7039"},{"url":"https://git.kernel.org/stable/c/9cd92e3392bdd14568e9e44aec1ac05e1fcd62e5"},{"url":"https://git.kernel.org/stable/c/c60ae98c5aa64021751b38ab1313b19d620bf640"}],"title":"9p: Fix v9fs_issue_write() to update i_size and remote_i_size","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98267","datePublished":"2026-10-06T08:45:30.042Z","dateReserved":"2026-09-25T10:25:14.333Z","dateUpdated":"2026-10-06T08:45:30.042Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-06 09:18:16","lastModifiedDate":"2026-10-06 09:18:16","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98267","Ordinal":"1","Title":"9p: Fix v9fs_issue_write() to update i_size and remote_i_size","CVE":"CVE-2026-98267","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98267","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\n9p: Fix v9fs_issue_write() to update i_size and remote_i_size\n\nFix v9fs_issue_write() to update i_size and remote_i_size to the new size\nof the server file if we made it larger, using the start fpos and the count\nreturned by p9_client_write() to calculate the new minimum file size.\n\nThis assumes that if the 9P server makes a short write (say it hits\nENOSPC), a reduced count is returned.","Type":"Description","Title":"9p: Fix v9fs_issue_write() to update i_size and remote_i_size"}]}}}