{"cve":"CVE-2019-8956","nvd":{"published":"2019-04-01T19:29:01.300","modified":"2026-06-17T02:42:50.973","status":"Modified","description":"In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the \"sctp_sendmsg()\" function (net/sctp/socket.c) when handling SCTP_SENDALL flag can be exploited to corrupt memory.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-416","CWE-787"],"references":["https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.21","https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.8","https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/?id=ba59fb0273076637f0add4311faa990a5eec27c0","https://secuniaresearch.flexerasoftware.com/secunia_research/2019-5/","https://support.f5.com/csp/article/K12671141"],"products":["canonical:ubuntu_linux","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T20:55:22.313337056+00:00"},"epss":{"cve":"CVE-2019-8956","score":0.01129,"percentile":0.66396,"date":"2026-10-31"},"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."]}