{"id":"RLSA-2021:1979","summary":"Important: squid:4 security update","details":"Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects.\n\nSecurity Fix(es):\n\n* squid: improper input validation may allow a trusted client to perform HTTP request smuggling (CVE-2020-25097)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","modified":"2026-02-05T05:45:08.591521Z","published":"2021-05-18T17:06:56Z","upstream":["CVE-2020-25097"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2021:1979"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1939925"}],"affected":[{"package":{"name":"libecap","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/libecap?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.0.1-2.module+el8.4.0+404+316a0dc5"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2021:1979.json"}},{"package":{"name":"squid","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/squid?distro=rocky-linux-8-4-legacy&epoch=7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.11-4.module+el8.4.0+404+316a0dc5.2"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2021:1979.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}