{"id":"ALSA-2021:4235","summary":"Moderate: jasper security update","details":"JasPer is an implementation of Part 1 of the JPEG 2000 image compression standard.\n\nSecurity Fix(es):\n\n* jasper: Heap-based buffer overflow in cp_create() in jpc_enc.c (CVE-2020-27828)\n\n* jasper: Heap-based buffer over-read in jp2_decode() in jp2_dec.c (CVE-2021-3272)\n\n* jasper: Out of bounds read in jp2_decode() in jp2_dec.c (CVE-2021-26926)\n\n* jasper: NULL pointer dereference in jp2_decode() in jp2_dec.c (CVE-2021-26927)\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.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","modified":"2026-02-04T03:07:14.935489Z","published":"2021-11-09T08:48:32Z","related":["CVE-2020-27828","CVE-2021-26926","CVE-2021-26927","CVE-2021-3272"],"references":[{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2021-4235.html"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-27828"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-26926"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-26927"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-3272"}],"affected":[{"package":{"name":"jasper-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/jasper-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.14-5.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4235.json"}},{"package":{"name":"jasper-libs","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/jasper-libs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.14-5.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4235.json"}}],"schema_version":"1.7.3"}