An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to an input-validation bug, it is vulnerable to a Denial of Service attack (against all clients using the proxy). A client sends an HTTP Range request to trigger this.
seclists.org/fulldisclosure/2023/Oct/14
www.openwall.com/lists/oss-security/2023/10/11/3
www.squid-cache.org/Versions/v4/changesets/squid-4-e7cf864f938f24eea8af0692c04d16790983c823.patch
github.com/squid-cache/squid/security/advisories/GHSA-pxwq-f3qr-w2xf
lists.debian.org/debian-lts-announce/2021/06/msg00014.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/
security.netapp.com/advisory/ntap-20210716-0007/
www.debian.org/security/2021/dsa-4924