{"id":"CVE-2022-1122","aliases":["ALPINE-CVE-2022-1122","ALSA-2022:7645","ALSA-2022:8207","AZL-45240","BELL-CVE-2022-1122","DEBIAN-CVE-2022-1122","DLA-2975-1","DLA-4107-1","EUVD-2022-24465","GHSA-4x8v-rchj-qvpf","JLSEC-2026-547","MGASA-2022-0129","OESA-2022-1678","RHSA-2022:7645","RHSA-2022:8207","RLSA-2022:7645","RLSA-2022:8207","SUSE-SU-2022:1129-1","SUSE-SU-2022:1252-1","UBUNTU-CVE-2022-1122","USN-7083-1","openSUSE-SU-2024:13571-1"],"status":"published","title":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input...","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01104,"percentile":0.65992,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-665","CWE-824"],"published":"2022-03-29T17:25:44Z","modified":"2026-11-05T05:36:30Z","fixes":[{"ecosystem":"Alpine:v3.16","package":"openjpeg","fixed_in":["2.5.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"openjpeg","fixed_in":["2.5.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"openjpeg","fixed_in":["2.5.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"openjpeg","fixed_in":["2.5.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"openjpeg","fixed_in":["2.5.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"openjpeg","fixed_in":["2.5.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"openjpeg","fixed_in":["2.5.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"openjpeg","fixed_in":["2.5.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"openjpeg","fixed_in":["2.5.0-r0"],"sources":["osv"]},{"ecosystem":"AlmaLinux:8","package":"openjpeg2","fixed_in":["2.4.0-5.el8"],"sources":["osv"]},{"ecosystem":"AlmaLinux:8","package":"openjpeg2-devel","fixed_in":["2.4.0-5.el8"],"sources":["osv"]},{"ecosystem":"AlmaLinux:8","package":"openjpeg2-devel-docs","fixed_in":["2.4.0-5.el8"],"sources":["osv"]},{"ecosystem":"AlmaLinux:8","package":"openjpeg2-tools","fixed_in":["2.4.0-5.el8"],"sources":["osv"]},{"ecosystem":"AlmaLinux:9","package":"openjpeg2","fixed_in":["2.4.0-7.el9"],"sources":["osv"]},{"ecosystem":"AlmaLinux:9","package":"openjpeg2-devel","fixed_in":["2.4.0-7.el9"],"sources":["osv"]},{"ecosystem":"AlmaLinux:9","package":"openjpeg2-tools","fixed_in":["2.4.0-7.el9"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"openjpeg2","fixed_in":["2.5.0-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"openjpeg2","fixed_in":["2.5.0-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"openjpeg2","fixed_in":["2.5.0-1"],"sources":["osv"]},{"ecosystem":"Julia","package":"OpenJpeg_jll","fixed_in":["2.5.0+0"],"sources":["osv"]},{"ecosystem":"Mageia:8","package":"openjpeg2","fixed_in":["2.4.0-1.3.mga8"],"sources":["osv"]},{"ecosystem":"openEuler:20.03-LTS-SP1","package":"openjpeg2","fixed_in":["2.3.1-11.oe1"],"sources":["osv"]},{"ecosystem":"openEuler:20.03-LTS-SP3","package":"openjpeg2","fixed_in":["2.3.1-11.oe1"],"sources":["osv"]},{"ecosystem":"openEuler:22.03-LTS","package":"openjpeg2","fixed_in":["2.4.0-6.oe2203"],"sources":["osv"]},{"ecosystem":"Red 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//www.suse.com/security/cve/CVE-2022-1122","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2022/suse-su-20221252-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1076314","tags":["report"]},{"url":"https://bugzilla.suse.com/1076967","tags":["report"]},{"url":"https://bugzilla.suse.com/1079845","tags":["report"]},{"url":"https://bugzilla.suse.com/1160782","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-5727","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-5785","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-6616","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-6851","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2022-1122","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-7083-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2021-3575","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-29338","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2018-21010","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-27814","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-27824","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-27841","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-27842","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-27843","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-27845","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2022-1122","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2022-03-29T17:25:44Z","modified":"2025-11-03T19:26:42.585Z","cwes":["CWE-665"],"updated_at":"2026-11-02T14:34:38.263045Z"}],"euvd":[{"id":"EUVD-2022-24465","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2022-03-29T17:25:44Z","modified":"2025-11-03T19:26:42Z","updated_at":"2026-11-02T19:49:34.152725Z"}],"ghsa":[{"id":"GHSA-4x8v-rchj-qvpf","title":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input...","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2022-03-30T00:00:16Z","modified":"2025-11-03T21:31:41Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-665","CWE-824"],"updated_at":"2026-11-02T15:04:19.274788Z"}],"nvd":[{"id":"CVE-2022-1122","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2022-03-29T18:15:07.977Z","modified":"2026-06-17T04:21:52.25Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-665","CWE-824"],"updated_at":"2026-11-02T14:07:14.706146Z"}],"osv":[{"id":"ALPINE-CVE-2022-1122","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2022-03-29T18:15:07.977Z","modified":"2026-11-03T07:18:33.023987906Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T07:51:12.284675Z"},{"id":"AZL-45240","title":"CVE-2022-1122 affecting package openjpeg2 2.3.1-12","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2022-03-29T18:15:07Z","modified":"2026-11-05T05:36:30Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-05T16:41:20.321068Z"},{"id":"BELL-CVE-2022-1122","title":"CVE-2022-1122 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:15:23.511026Z","modified":"2026-01-26T09:46:16.001021Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:16.5265Z"},{"id":"DEBIAN-CVE-2022-1122","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2022-03-29T18:15:07.977Z","modified":"2026-11-03T08:00:16.983603196Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T08:25:15.646766Z"},{"id":"JLSEC-2026-547","description":"A flaw was found in the `opj2_decompress` program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2026-05-26T19:31:24.313Z","modified":"2026-07-25T18:24:37.065303791Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:47:18.573531Z"},{"id":"OESA-2022-1678","title":"openjpeg2 security update","description":"OpenJPEG is an open-source JPEG 2000 codec written in C language. It has been developed in order to promote the use of JPEG 2000, a still-image compression standard from the Joint Photographic Experts Group (JPEG). Since April 2015, it is officially recognized by ISO/IEC and ITU-T as a JPEG 2000 Reference Software.\r\n\nSecurity Fix(es):\r\n\r\nA flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.(CVE-2022-1122)","status":"published","published":"2022-05-28T11:04:57Z","modified":"2026-08-18T01:16:35.668291081Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:39.528805Z"},{"id":"RHSA-2022:7645","title":"Red Hat Security Advisory: openjpeg2 security update","status":"published","published":"2024-09-16T08:38:20Z","modified":"2026-06-26T12:22:10.34236098Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:10.139266Z"},{"id":"RHSA-2022:8207","title":"Red Hat Security Advisory: openjpeg2 security update","status":"published","published":"2024-09-16T08:38:27Z","modified":"2026-06-26T12:22:29.703246945Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:10.139266Z"},{"id":"RLSA-2022:7645","title":"Low: openjpeg2 security update","description":"OpenJPEG is an open source library for reading and writing image files in JPEG2000 format.\n\nSecurity Fix(es):\n\n* openjpeg: segmentation fault in opj2_decompress due to uninitialized pointer (CVE-2022-1122)\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 Rocky Linux 8.7 Release Notes linked from the References section.","status":"published","published":"2022-11-08T06:25:21Z","modified":"2026-02-04T14:00:09.824003Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:24.322216Z"},{"id":"RLSA-2022:8207","title":"Low: openjpeg2 security update","description":"OpenJPEG is an open source library for reading and writing image files in JPEG2000 format.\n\nSecurity Fix(es):\n\n* openjpeg: segmentation fault in opj2_decompress due to uninitialized pointer (CVE-2022-1122)\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 Rocky Linux 9.1 Release Notes linked from the References section.","status":"published","published":"2022-11-15T06:18:29Z","modified":"2026-02-04T07:40:28.777573Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:24.322216Z"},{"id":"UBUNTU-CVE-2022-1122","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2022-03-29T18:15:00Z","modified":"2026-10-17T12:55:55.95481898Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:53:51.630172Z"},{"id":"ALSA-2022:7645","title":"Low: openjpeg2 security update","description":"OpenJPEG is an open source library for reading and writing image files in JPEG2000 format.\n\nSecurity Fix(es):\n\n* openjpeg: segmentation fault in opj2_decompress due to uninitialized pointer (CVE-2022-1122)\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.","status":"published","published":"2022-11-08T00:00:00Z","modified":"2026-10-29T11:01:37.930324161Z","updated_at":"2026-11-02T15:27:51.655726Z"},{"id":"ALSA-2022:8207","title":"Low: openjpeg2 security update","description":"OpenJPEG is an open source library for reading and writing image files in JPEG2000 format.\n\nSecurity Fix(es):\n\n* openjpeg: segmentation fault in opj2_decompress due to uninitialized pointer (CVE-2022-1122)\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.","status":"published","published":"2022-11-15T00:00:00Z","modified":"2026-10-29T11:31:20.126444304Z","updated_at":"2026-11-02T15:27:51.655726Z"},{"id":"CVE-2022-1122","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free() on an uninitialized pointer, leading to a segmentation fault and a denial of service.","status":"published","published":"2022-03-29T17:25:44Z","modified":"2026-10-28T02:30:46.59180188Z","cwes":["CWE-665"],"updated_at":"2026-11-02T15:44:23.245966Z"},{"id":"DLA-2975-1","title":"openjpeg2 - security update","status":"published","published":"2022-04-10T00:00:00Z","modified":"2026-03-09T01:22:16.098689Z","updated_at":"2026-11-02T15:46:11.189256Z"},{"id":"DLA-4107-1","title":"openjpeg2 - security update","status":"published","published":"2025-04-01T00:00:00Z","modified":"2026-03-09T01:22:51.344094Z","updated_at":"2026-11-02T15:46:12.7027Z"},{"id":"MGASA-2022-0129","title":"Updated openjpeg2 packages fix security vulnerability","description":"A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the\nway it handles an input directory with a large number of files. When it\nfails to allocate a buffer to store the filenames of the input directory,\nit calls free() on an uninitialized pointer, leading to a segmentation\nfault and a denial of service. (CVE-2022-1122)\n","status":"published","published":"2022-04-02T22:22:09Z","modified":"2026-04-16T04:42:51.163356263Z","updated_at":"2026-11-02T15:49:41.849028Z"},{"id":"openSUSE-SU-2024:13571-1","title":"libopenjp2-7-2.5.0-4.1 on GA media","description":"These are all security issues fixed in the libopenjp2-7-2.5.0-4.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:13:42.127645Z","updated_at":"2026-11-02T16:58:36.327643Z"},{"id":"SUSE-SU-2022:1129-1","title":"Security update for openjpeg2","description":"This update for openjpeg2 fixes the following issues:\n\n- CVE-2016-1924: Fixed heap buffer overflow (bsc#980504).\n- CVE-2016-3183: Fixed out-of-bounds read in sycc422_to_rgb function (bsc#971617).\n- CVE-2016-4797: Fixed heap buffer overflow (bsc#980504).\n- CVE-2018-14423: Fixed division-by-zero vulnerabilities in the functions pi_next_pcrl, pi_next_cprl,and pi_next_rpcl in lib/openjp3d/pi.c (bsc#1102016).\n- CVE-2018-16375: Fixed missing checks for header_info.height and header_info.width in the function pnmtoimage in bin/jpwl/convert.c (bsc#1106882).\n- CVE-2018-16376: Fixed heap-based buffer overflow function t2_encode_packet in lib/openmj2/t2.c (bsc#1106881).\n- CVE-2018-20845: Fixed division-by-zero in the functions pi_next_pcrl, pi_next_cprl, and pi_next_rpcl in openmj2/pi.c (bsc#1140130).\n- CVE-2018-20846: Fixed out-of-bounds accesses in pi_next_lrcp, pi_next_rlcp, pi_next_rpcl, pi_next_pcrl, pi_next_rpcl, and pi_next_cprl in openmj2/pi.c (bsc#1140205).\n- CVE-2020-8112: Fixed heap-based buffer overflow in opj_t1_clbl_decode_processor in openjp2/t1.c (bsc#1162090).\n- CVE-2020-15389: Fixed use-after-free if t a mix of valid and invalid files in a directory operated on by the decompressor (bsc#1173578).\n- CVE-2020-27823: Fixed heap buffer over-write in opj_tcd_dc_level_shift_encode() (bsc#1180457).\n- CVE-2021-29338: Fixed integer overflow that allows remote attackers to crash the application (bsc#1184774).\n- CVE-2022-1122: Fixed segmentation fault in opj2_decompress due to uninitialized pointer (bsc#1197738).\n","status":"published","published":"2022-04-07T14:35:05Z","modified":"2026-02-04T03:14:52.237102Z","updated_at":"2026-11-02T15:53:50.513981Z"},{"id":"SUSE-SU-2022:1252-1","title":"Security update for openjpeg2","description":"This update for openjpeg2 fixes the following issues:\n\n- CVE-2018-5727: Fixed integer overflow vulnerability in theopj_t1_encode_cblks function (bsc#1076314).\n- CVE-2018-5785: Fixed integer overflow caused by an out-of-bounds leftshift in the opj_j2k_setup_encoder function (bsc#1076967).\n- CVE-2018-6616: Fixed excessive iteration in the opj_t1_encode_cblks function of openjp2/t1.c (bsc#1079845).\n- CVE-2018-14423: Fixed division-by-zero vulnerabilities in the functions pi_next_pcrl, pi_next_cprl,and pi_next_rpcl in lib/openjp3d/pi.c (bsc#1102016).\n- CVE-2018-16375: Fixed missing checks for header_info.height and header_info.width in the function pnmtoimage in bin/jpwl/convert.c (bsc#1106882).\n- CVE-2018-16376: Fixed heap-based buffer overflow function t2_encode_packet in lib/openmj2/t2.c (bsc#1106881).\n- CVE-2018-20845: Fixed division-by-zero in the functions pi_next_pcrl, pi_next_cprl, and pi_next_rpcl in openmj2/pi.ci (bsc#1140130).\n- CVE-2020-6851: Fixed heap-based buffer overflow in opj_t1_clbl_decode_processor (bsc#1160782).\n- CVE-2020-8112: Fixed heap-based buffer overflow in opj_t1_clbl_decode_processor in openjp2/t1.c (bsc#1162090).\n- CVE-2020-15389: Fixed use-after-free if t a mix of valid and invalid files in a directory operated on by the decompressor (bsc#1173578).\n- CVE-2020-27823: Fixed heap buffer over-write in opj_tcd_dc_level_shift_encode() (bsc#1180457).\n- CVE-2021-29338: Fixed integer overflow that allows remote attackers to crash the application (bsc#1184774).\n- CVE-2022-1122: Fixed segmentation fault in opj2_decompress due to uninitialized pointer (bsc#1197738).\n","status":"published","published":"2022-04-19T06:51:22Z","modified":"2026-02-04T04:21:33.971837Z","updated_at":"2026-11-02T15:53:50.513981Z"},{"id":"USN-7083-1","title":"openjpeg2 vulnerabilities","description":"It was discovered that OpenJPEG incorrectly handled certain memory\noperations when using the command line \"-ImgDir\" in a directory with a\nlarge number of files, leading to an integer overflow vulnerability. An\nattacker could potentially use this issue to cause a denial of service.\nThis issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS,\nUbuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2021-29338)\n\nIt was discovered that OpenJPEG incorrectly handled decompressing certain\n.j2k files in sycc420_to_rgb, leading to a heap-based buffer overflow\nvulnerability. If a user or automated system were tricked into opening\na specially crafted file, an attacker could possibly use this issue to\nexecute arbitrary code. (CVE-2021-3575)\n\nIt was discovered that OpenJPEG incorrectly handled certain memory\noperations in the opj2_decompress program. An attacker could potentially\nuse this issue to cause a denial of service. This issue only affected\nUbuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.\n(CVE-2022-1122)\n","status":"published","published":"2024-11-05T00:59:06Z","modified":"2026-06-25T13:32:29.274894072Z","updated_at":"2026-11-02T16:58:18.876384Z"}]}}