{"id":"CVE-2019-19602","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-19602","generatedAt":"2026-10-27T20:23:02.287Z","title":"fpregs_state_valid in arch/x86/include/asm/fpu/internal.h in the Linux kernel before 5.4.2, when GCC 9 is used, allows context-dependent attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact because of…","description":"fpregs_state_valid in arch/x86/include/asm/fpu/internal.h in the Linux kernel before 5.4.2, when GCC 9 is used, allows context-dependent attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact because of incorrect fpu_fpregs_owner_ctx caching, as demonstrated by mishandling of signal-based non-cooperative preemption in Go 1.14 prereleases on amd64, aka CID-59c4bd853abc.","published":"2019-12-05T14:15:09.000Z","lastModified":"2026-06-17T02:26:56.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L"},"cwe":["CWE-119"],"affected":["linux/linux kernel","canonical/ubuntu linux"],"epss":{"score":0.00608,"percentile":0.48808,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.61%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://bugzilla.kernel.org/show_bug.cgi?id=205663","tags":["Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.2","tags":["Release Notes","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=59c4bd853abcea95eccc167a7d7fd5f1a5f47b98","tags":["Exploit","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/golang/go/issues/35777#issuecomment-561935388","tags":["Issue Tracking","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/torvalds/linux/commit/59c4bd853abcea95eccc167a7d7fd5f1a5f47b98","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20200103-0001/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/4284-1/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://bugzilla.kernel.org/show_bug.cgi?id=205663","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.2","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=59c4bd853abcea95eccc167a7d7fd5f1a5f47b98","tags":["Exploit","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/golang/go/issues/35777#issuecomment-561935388","tags":["Issue Tracking","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/torvalds/linux/commit/59c4bd853abcea95eccc167a7d7fd5f1a5f47b98","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20200103-0001/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4284-1/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-19602","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}