{"api_version":"1","generated_at":"2026-08-22T21:52:58+00:00","cve":"CVE-2026-74675","urls":{"html":"https://cve.report/CVE-2026-74675","api":"https://cve.report/api/cve/CVE-2026-74675.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-74675","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-74675"},"summary":{"title":"vt: stabilize tty reference in kbd_keycode with tty_port_tty_get","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nvt: stabilize tty reference in kbd_keycode with tty_port_tty_get\n\nkbd_keycode() reads vc->port.tty without acquiring a tty reference,\nracing against con_shutdown() which clears port.tty under a different\nlock. Use tty_port_tty_get()/tty_kref_put() to hold a proper reference\nfor the duration the tty pointer is needed.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-22 16:16:41","updated_at":"2026-08-22 16:16:41"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/b84fd400f80adf4d1c88fbce50ae1cf2f8119e65","name":"https://git.kernel.org/stable/c/b84fd400f80adf4d1c88fbce50ae1cf2f8119e65","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3f6b1d3fcfc26dc3fc85262f753439df93b055b4","name":"https://git.kernel.org/stable/c/3f6b1d3fcfc26dc3fc85262f753439df93b055b4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/cab5a342f0589334046741006d8a280514f94235","name":"https://git.kernel.org/stable/c/cab5a342f0589334046741006d8a280514f94235","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/38400673c9bfb39cfc87539e1a072087e98f4e4f","name":"https://git.kernel.org/stable/c/38400673c9bfb39cfc87539e1a072087e98f4e4f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/cc4a1a2ce0c58eafd477effb055863935260ddc1","name":"https://git.kernel.org/stable/c/cc4a1a2ce0c58eafd477effb055863935260ddc1","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b664592e9ba8c47c9e23408db7ba52eb9f946c8a","name":"https://git.kernel.org/stable/c/b664592e9ba8c47c9e23408db7ba52eb9f946c8a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/38a0aa593ebc275aea6f79534d07f44e43768ce6","name":"https://git.kernel.org/stable/c/38a0aa593ebc275aea6f79534d07f44e43768ce6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e25d47a526939ad44b75f778b8a7500562b84fc1","name":"https://git.kernel.org/stable/c/e25d47a526939ad44b75f778b8a7500562b84fc1","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-74675","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74675","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 b84fd400f80adf4d1c88fbce50ae1cf2f8119e65 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 38400673c9bfb39cfc87539e1a072087e98f4e4f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 cab5a342f0589334046741006d8a280514f94235 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 38a0aa593ebc275aea6f79534d07f44e43768ce6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.6.152 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.12.104 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18.45 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7.1.9 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.265 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.216 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.183 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.152 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.104 6.12.* 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original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/tty/vt/keyboard.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"b84fd400f80adf4d1c88fbce50ae1cf2f8119e65","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"38400673c9bfb39cfc87539e1a072087e98f4e4f","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"cab5a342f0589334046741006d8a280514f94235","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"38a0aa593ebc275aea6f79534d07f44e43768ce6","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"3f6b1d3fcfc26dc3fc85262f753439df93b055b4","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"b664592e9ba8c47c9e23408db7ba52eb9f946c8a","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"cc4a1a2ce0c58eafd477effb055863935260ddc1","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"e25d47a526939ad44b75f778b8a7500562b84fc1","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"5.10.265","status":"affected","version":"0","versionType":"semver"},{"lessThan":"5.15.216","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.1.183","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.6.152","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.12.104","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.18.45","status":"affected","version":"0","versionType":"semver"},{"lessThan":"7.1.9","status":"affected","version":"0","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/tty/vt/keyboard.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.265","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.216","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.183","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.152","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.104","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.45","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.265","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.216","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.183","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.152","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.104","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.45","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.9","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nvt: stabilize tty reference in kbd_keycode with tty_port_tty_get\n\nkbd_keycode() reads vc->port.tty without acquiring a tty reference,\nracing against con_shutdown() which clears port.tty under a different\nlock. Use tty_port_tty_get()/tty_kref_put() to hold a proper reference\nfor the duration the tty pointer is needed."}],"providerMetadata":{"dateUpdated":"2026-08-22T15:32:44.493Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/b84fd400f80adf4d1c88fbce50ae1cf2f8119e65"},{"url":"https://git.kernel.org/stable/c/38400673c9bfb39cfc87539e1a072087e98f4e4f"},{"url":"https://git.kernel.org/stable/c/cab5a342f0589334046741006d8a280514f94235"},{"url":"https://git.kernel.org/stable/c/38a0aa593ebc275aea6f79534d07f44e43768ce6"},{"url":"https://git.kernel.org/stable/c/3f6b1d3fcfc26dc3fc85262f753439df93b055b4"},{"url":"https://git.kernel.org/stable/c/b664592e9ba8c47c9e23408db7ba52eb9f946c8a"},{"url":"https://git.kernel.org/stable/c/cc4a1a2ce0c58eafd477effb055863935260ddc1"},{"url":"https://git.kernel.org/stable/c/e25d47a526939ad44b75f778b8a7500562b84fc1"}],"title":"vt: stabilize tty reference in kbd_keycode with tty_port_tty_get","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-74675","datePublished":"2026-08-22T15:32:44.493Z","dateReserved":"2026-08-15T05:44:03.925Z","dateUpdated":"2026-08-22T15:32:44.493Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-22 16:16:41","lastModifiedDate":"2026-08-22 16:16:41","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"74675","Ordinal":"1","Title":"vt: stabilize tty reference in kbd_keycode with tty_port_tty_get","CVE":"CVE-2026-74675","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"74675","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nvt: stabilize tty reference in kbd_keycode with tty_port_tty_get\n\nkbd_keycode() reads vc->port.tty without acquiring a tty reference,\nracing against con_shutdown() which clears port.tty under a different\nlock. Use tty_port_tty_get()/tty_kref_put() to hold a proper reference\nfor the duration the tty pointer is needed.","Type":"Description","Title":"vt: stabilize tty reference in kbd_keycode with tty_port_tty_get"}]}}}