{"id":"CLSA-2026-1790251955","summary":"Fix CVE(s): CVE-2026-63383, CVE-2026-63384","details":"   * SECURITY UPDATE: integer overflow in evtag_unmarshal_header()\n     - debian/patches/CVE-2026-63384.patch: reject payload lengths above\n       INT_MAX in event_tagging.c, include/event2/tag.h\n     - CVE-2026-63384\n   * SECURITY UPDATE: out-of-bounds read in decode_tag_internal()\n     - debian/patches/CVE-2026-63383.patch: bound the tag decoding loop by the\n       pulled-up length instead of the full buffer length in event_tagging.c\n     - CVE-2026-63383","modified":"2026-10-26T09:32:04.173309269Z","published":"2026-09-24T12:12:46Z","upstream":["CVE-2026-63383","CVE-2026-63384"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1790251955.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63383"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63384"}],"affected":[{"package":{"name":"libevent-2.1-6","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libevent-2.1-6?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.8-stable-4build1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1790251955.json"}},{"package":{"name":"libevent-core-2.1-6","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libevent-core-2.1-6?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.8-stable-4build1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1790251955.json"}},{"package":{"name":"libevent-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libevent-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.8-stable-4build1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1790251955.json"}},{"package":{"name":"libevent-extra-2.1-6","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libevent-extra-2.1-6?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.8-stable-4build1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1790251955.json"}},{"package":{"name":"libevent-openssl-2.1-6","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libevent-openssl-2.1-6?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.8-stable-4build1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1790251955.json"}},{"package":{"name":"libevent-pthreads-2.1-6","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libevent-pthreads-2.1-6?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.8-stable-4build1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1790251955.json"}}],"schema_version":"1.9.0"}