{"id":"CVE-2026-99237","aliases":[],"cve":{"records":[{"id":"CVE-2026-99237","source":"Linux","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-25T10:25:14.402Z","published":"2026-11-02T16:06:42.386Z","modified":"2026-11-03T19:13:04.997Z"}],"publishers":[{"name":"Linux","role":"CNA","organizationId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","modified":"2026-11-03T19:13:04.997Z"}],"references":[{"url":"https://git.kernel.org/stable/c/92b69f6db640dadc0851762ee2e12db99f083cad","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/d6d991afe775ab7fcf89523a2502b7ca3be56ffd","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/1f06cfe0b60a878619d1d8efe1cd0f515b7dc2aa","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/5a6bd62f09147b49b31fd19d4eba122cb5f941a1","tags":[],"source":"Linux"}],"weaknesses":[],"applicability":[{"source":"Linux","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"6.18.60"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.2.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.3.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.16","versionEndExcluding":"7.4-rc1"}]}]}]}],"prioritization":[]},"title":"tracing: Hold trace_types_lock when resetting last boot data from readers","titleSource":"Linux","descriptionSource":"Linux","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Hold trace_types_lock when resetting last boot data from readers\n\nupdate_last_data_if_empty() is called from tracing_open() with O_TRUNC,\ntracing_read_pipe() and tracing_buffers_read() without trace_types_lock.\nTwo readers can both pass the LAST_BOOT test and free module_delta\ntwice, and a module notifier can update module_delta while it is being\nfreed.\n\nTake trace_types_lock in those paths and keep the callers that already\nhold it on an unlocked variant.","score":7.8,"severity":"high","published":"2026-11-02T16:06:42.386Z","modified":"2026-11-03T19:13:04.997Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"32dc0042528d385d83bf458e4cf3a49c5110afea","status":"affected","lessThan":"92b69f6db640dadc0851762ee2e12db99f083cad","versionType":"git"},{"version":"32dc0042528d385d83bf458e4cf3a49c5110afea","status":"affected","lessThan":"d6d991afe775ab7fcf89523a2502b7ca3be56ffd","versionType":"git"},{"version":"32dc0042528d385d83bf458e4cf3a49c5110afea","status":"affected","lessThan":"1f06cfe0b60a878619d1d8efe1cd0f515b7dc2aa","versionType":"git"},{"version":"32dc0042528d385d83bf458e4cf3a49c5110afea","status":"affected","lessThan":"5a6bd62f09147b49b31fd19d4eba122cb5f941a1","versionType":"git"}],"defaultStatus":"unaffected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-99237"},{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"6.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.16","versionType":"semver"},{"version":"6.18.60","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.14","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3.1","status":"unaffected","lessThanOrEqual":"7.3.*","versionType":"semver"},{"version":"7.4-rc1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"defaultStatus":"affected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-99237"}],"remediation":[],"references":["https://git.kernel.org/stable/c/92b69f6db640dadc0851762ee2e12db99f083cad","https://git.kernel.org/stable/c/d6d991afe775ab7fcf89523a2502b7ca3be56ffd","https://git.kernel.org/stable/c/1f06cfe0b60a878619d1d8efe1cd0f515b7dc2aa","https://git.kernel.org/stable/c/5a6bd62f09147b49b31fd19d4eba122cb5f941a1"],"sources":[{"name":"CVE","id":"CVE-2026-99237","modified":"2026-11-03T19:13:04.997Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-99237"}],"assessments":[{"source":"Linux","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8}],"sourceAffected":[],"observedAt":"2026-11-03T19:50:47.862Z","kev":{"status":"not-listed","checkedAt":"2026-11-06T21:20:33.816Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-02T16:40:39.844Z","attemptedAt":"2026-11-02T16:40:39.844Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-11-02T16:40:38.572Z","attemptedAt":"2026-11-02T16:40:38.572Z"},{"source":"EUVD","status":"no-result","checkedAt":"2026-11-02T16:40:39.849Z","attemptedAt":"2026-11-02T16:40:39.849Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-11-02T16:40:39.673Z","attemptedAt":"2026-11-02T16:40:39.673Z"}],"evidence":[{"source":"NVD","id":"CVE-2026-99237","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-99237","modified":"2026-11-02T16:17:49.213","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","checkedAt":"2026-11-02T16:40:39.844Z"}],"aiSummary":null}