{"id":"CVE-2017-7861","aliases":["DEBIAN-CVE-2017-7861","EUVD-2017-16836","GHSA-wgxc-2fq5-r7v3","UBUNTU-CVE-2017-7861"],"status":"published","title":"Google gRPC before 2017-02-22 has an out-of-bounds write related to the gpr_free function in core...","description":"Google gRPC before 2017-02-22 has an out-of-bounds write related to the gpr_free function in core/lib/support/alloc.c.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.02908,"percentile":0.87061,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2017-04-14T04:30:00Z","modified":"2026-10-24T10:49:30Z","fixes":[{"ecosystem":"Debian:12","package":"grpc","fixed_in":["1.2.5-1+nmu0"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"grpc","fixed_in":["1.2.5-1+nmu0"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"grpc","fixed_in":["1.2.5-1+nmu0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"grpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.5-1+nmu0"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"grpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.5-1+nmu0"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"grpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.5-1+nmu0"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"grpc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10.2-1","0.11.1-1"]}],"products":[{"vendor":"grpc","product":"grpc"}],"references":[{"url":"http://www.securityfocus.com/bid/97694","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=655","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry","advisory","report"]},{"url":"https://github.com/grpc/grpc/pull/9833","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-7861"},{"url":"https://github.com/advisories/GHSA-wgxc-2fq5-r7v3"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-7861","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-7861","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-7861","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-7861","description":"Google gRPC before 2017-02-22 has an out-of-bounds write related to the gpr_free function in 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