{"id":"ALSA-2021:4251","summary":"Moderate: openjpeg2 security update","details":"OpenJPEG is an open source library for reading and writing image files in JPEG2000 format.\n\nThe following packages have been upgraded to a later upstream version: openjpeg2 (2.4.0).\n\nSecurity Fix(es):\n\n* openjpeg: use-after-free and double-free via a mix of valid and invalid files in a directory operated on by the decompressor (CVE-2020-15389)\n\n* openjpeg: heap-buffer-overflow in lib/openjp2/mqc.c could result in DoS (CVE-2020-27814)\n\n* openjpeg: heap-buffer-overflow write in opj_tcd_dc_level_shift_encode() (CVE-2020-27823)\n\n* openjpeg: heap-buffer-overflow in color.c may lead to DoS or arbitrary code execution (CVE-2021-3575)\n\n* openjpeg: integer overflow in opj_t1_encode_cblks in src/lib/openjp2/t1.c (CVE-2018-5727)\n\n* openjpeg: integer overflow in opj_j2k_setup_encoder function in openjp2/j2k.c (CVE-2018-5785)\n\n* openjpeg: division-by-zero in functions pi_next_pcrl, pi_next_cprl, and pi_next_rpcl in openmj2/pi.c (CVE-2018-20845)\n\n* openjpeg: integer overflow in function opj_get_encoding_parameters in openjp2/pi.c (CVE-2018-20847)\n\n* openjpeg: denial of service in function opj_t1_encode_cblks in openjp2/t1.c (CVE-2019-12973)\n\n* openjpeg: global-buffer-overflow read in opj_dwt_calc_explicit_stepsizes() (CVE-2020-27824)\n\n* openjpeg: null pointer dereference in opj_tgt_reset function in lib/openjp2/tgt.c (CVE-2020-27842)\n\n* openjpeg: out-of-bounds read in opj_t2_encode_packet function in openjp2/t2.c (CVE-2020-27843)\n\n* openjpeg: heap-based buffer overflow in functions opj_pi_next_rlcp, opj_pi_next_rpcl and opj_pi_next_lrcp in openjp2/pi.c (CVE-2020-27845)\n\n* openjpeg: out-of-bounds write due to an integer overflow in opj_compress.c (CVE-2021-29338)\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":"2026-02-04T03:07:36.851736Z","published":"2021-11-09T08:51:11Z","related":["CVE-2018-20845","CVE-2018-20847","CVE-2018-5727","CVE-2018-5785","CVE-2019-12973","CVE-2020-15389","CVE-2020-27814","CVE-2020-27823","CVE-2020-27824","CVE-2020-27842","CVE-2020-27843","CVE-2020-27845","CVE-2021-29338","CVE-2021-3575"],"references":[{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2021-4251.html"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2018-20845"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2018-20847"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2018-5727"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2018-5785"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2019-12973"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-15389"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-27814"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-27823"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-27824"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-27842"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-27843"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2020-27845"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-29338"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-3575"}],"affected":[{"package":{"name":"openjpeg2","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openjpeg2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-4.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4251.json"}},{"package":{"name":"openjpeg2-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openjpeg2-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-4.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4251.json"}},{"package":{"name":"openjpeg2-devel-docs","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openjpeg2-devel-docs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-4.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4251.json"}},{"package":{"name":"openjpeg2-tools","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/openjpeg2-tools"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-4.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4251.json"}}],"schema_version":"1.7.3"}