{"cve":"CVE-2020-35508","nvd":{"published":"2021-03-26T17:15:12.203","modified":"2026-06-17T03:13:50.093","status":"Modified","description":"A flaw possibility of race condition and incorrect initialization of the process id was found in the Linux kernel child/parent process identification handling while filtering signal handlers. A local attacker is able to abuse this flaw to bypass checks to send any signal to a privileged process.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L","score":4.5},"cwes":["CWE-665","CWE-362"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1902724","https://github.com/torvalds/linux/commit/b4e00444cab4c3f3fec876dc0cccc8cbb0d1a948","https://security.netapp.com/advisory/ntap-20210513-0006/","https://bugzilla.redhat.com/show_bug.cgi?id=1902724","https://github.com/torvalds/linux/commit/b4e00444cab4c3f3fec876dc0cccc8cbb0d1a948"],"products":["linux:linux_kernel","netapp:a700s_firmware","netapp:aff_a400_firmware","netapp:brocade_fabric_operating_system_firmware","netapp:fas8300_firmware","netapp:fas8700_firmware","netapp:h300e_firmware","netapp:h300s_firmware","netapp:h410c_firmware","netapp:h410s_firmware","netapp:h500e_firmware","netapp:h500s_firmware","netapp:h610c_firmware","netapp:h610s_firmware","netapp:h615c_firmware","netapp:h700e_firmware","netapp:h700s_firmware","redhat:enterprise_linux"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2020-35508","score":0.00225,"percentile":0.13248,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}