{"id":"RLSA-2026:8317","summary":"Important: squid:4 security update","details":"Squid is a high-performance proxy caching server for web clients, supporting FTP, and HTTP data objects.\n\nSecurity Fix(es):\n\n* squid: Squid: Denial of Service via heap Use-After-Free vulnerability in ICP handling (CVE-2026-33526)\n\n* Squid: Squid: Denial of Service via crafted ICP traffic (CVE-2026-32748)\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":"2026-04-16T00:30:06.736174Z","published":"2026-04-16T00:01:17.370160Z","upstream":["CVE-2026-32748","CVE-2026-33526"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:8317"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451574"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451577"}],"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+el8.9.0+1437+df5ea8f0"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:8317.json"}},{"package":{"name":"squid","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/squid?distro=rocky-linux-8&epoch=7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.15-10.module+el8.10.0+1928+e8441768.5"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:8317.json"}},{"package":{"name":"squid","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/squid?distro=rocky-linux-8&epoch=7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.15-10.module+el8.10.0+1985+eaf982f0.6"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:8317.json"}},{"package":{"name":"squid","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/squid?distro=rocky-linux-8&epoch=7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.15-10.module+el8.10.0+1885+e30b7122.3"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:8317.json"}},{"package":{"name":"squid","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/squid?distro=rocky-linux-8&epoch=7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.15-10.module+el8.10.0+2080+49064dbd.9"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:8317.json"}},{"package":{"name":"squid","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/squid?distro=rocky-linux-8&epoch=7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.15-10.module+el8.10.0+1758+80ba9f4b"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:8317.json"}},{"package":{"name":"squid","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/squid?distro=rocky-linux-8&epoch=7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:4.15-10.module+el8.10.0+1881+7e31fb44.1"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:8317.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}