{"id":"CLSA-2026-1782896085","summary":"Fix CVE(s): CVE-2026-55204","details":"   * SECURITY UPDATE: NULL pointer dereference in HPACK dynamic table insertion\n     - debian/patches/CVE-2026-55204.patch: add a missing NULL check after\n       hpack_dht_defrag() at the third call site in hpack_dht_insert() in\n       src/hpack-tbl.c, preventing a worker process crash via NULL dereference\n       when the HPACK table memory pool is exhausted\n     - CVE-2026-55204","modified":"2026-10-26T09:32:05.330443130Z","published":"2026-07-01T08:55:01Z","upstream":["CVE-2026-55204"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1782896085.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-55204"}],"affected":[{"package":{"name":"haproxy","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/haproxy?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.33-0ubuntu0.1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782896085.json"}},{"package":{"name":"haproxy-doc","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/haproxy-doc?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.33-0ubuntu0.1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782896085.json"}},{"package":{"name":"vim-haproxy","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/vim-haproxy?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.33-0ubuntu0.1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782896085.json"}}],"schema_version":"1.9.0"}