{"id":"CVE-2018-5727","aliases":["ALSA-2021:4251","DEBIAN-CVE-2018-5727","EUVD-2018-17496","GHSA-r7wc-c46x-5q6f","RHSA-2021:4251","RLSA-2021:4251","SUSE-SU-2022:1252-1","UBUNTU-CVE-2018-5727","USN-4686-1","USN-4782-1","openSUSE-SU-2024:11120-1"],"status":"published","title":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function...","description":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01688,"percentile":0.77209,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-190"],"published":"2018-01-16T22:00:00Z","modified":"2026-10-29T11:01:09Z","fixes":[{"ecosystem":"Debian:12","package":"openjpeg2","fixed_in":["2.3.1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"openjpeg2","fixed_in":["2.3.1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"openjpeg2","fixed_in":["2.3.1-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"ghostscript","fixed_in":["9.26~dfsg+0-0ubuntu0.16.04.14"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"openjpeg2","fixed_in":["2.1.2-1.1+deb9u6ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"ghostscript","fixed_in":["9.26~dfsg+0-0ubuntu0.18.04.14"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"openjpeg2","fixed_in":["2.3.0-2ubuntu0.1~esm1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"AlmaLinux:8","package":"openjpeg2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-4.el8"}]}],"bundled":14},{"source":"osv","ecosystem":"AlmaLinux:8","package":"openjpeg2-devel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-4.el8"}]}],"bundled":14},{"source":"osv","ecosystem":"AlmaLinux:8","package":"openjpeg2-devel-docs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-4.el8"}]}],"bundled":14},{"source":"osv","ecosystem":"AlmaLinux:8","package":"openjpeg2-tools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.0-4.el8"}]}],"bundled":14},{"source":"osv","ecosystem":"Debian:12","package":"openjpeg2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"openjpeg2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"openjpeg2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-1"}]}]},{"source":"osv","ecosystem":"Red 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//www.suse.com/security/cve/CVE-2017-14041","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14151","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-14152","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-18088","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-7648","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-12973","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-5727","description":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.","status":"published","published":"2018-01-16T22:00:00Z","modified":"2024-08-05T05:40:51.355Z","updated_at":"2026-11-02T14:35:01.28843Z"}],"euvd":[{"id":"EUVD-2018-17496","description":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.","status":"published","published":"2018-01-16T22:00:00Z","modified":"2024-08-05T05:40:51Z","updated_at":"2026-11-03T02:40:10.116776Z"}],"ghsa":[{"id":"GHSA-r7wc-c46x-5q6f","title":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function...","description":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.","status":"published","published":"2022-05-13T01:11:55Z","modified":"2023-02-01T05:03:47Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:50:06.238998Z"}],"nvd":[{"id":"CVE-2018-5727","description":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.","status":"published","published":"2018-01-16T22:29:00.49Z","modified":"2026-06-17T02:00:39.927Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/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-190"],"updated_at":"2026-11-02T14:04:22.309028Z"}],"osv":[{"id":"CVE-2018-5727","description":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.","status":"published","published":"2018-01-16T22:29:00.49Z","modified":"2026-10-20T10:50:27.846150368Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:09.442568Z"},{"id":"DEBIAN-CVE-2018-5727","description":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.","status":"published","published":"2018-01-16T22:29:00.49Z","modified":"2026-10-23T18:03:07.274664036Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:30.867575Z"},{"id":"RHSA-2021:4251","title":"Red Hat Security Advisory: openjpeg2 security update","status":"published","published":"2024-09-16T06:03:27Z","modified":"2026-06-27T10:14:24Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:08.619234Z"},{"id":"RLSA-2021:4251","title":"Moderate: openjpeg2 security update","description":"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 Rocky Linux 8.5 Release Notes linked from the References section.","status":"published","published":"2021-11-09T08:51:11Z","modified":"2026-02-04T15:30:17.33702Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:23.969672Z"},{"id":"UBUNTU-CVE-2018-5727","description":"In OpenJPEG 2.3.0, there is an integer overflow vulnerability in the opj_t1_encode_cblks function (openjp2/t1.c). Remote attackers could leverage this vulnerability to cause a denial of service via a crafted bmp file.","status":"published","published":"2018-01-16T22:29:00Z","modified":"2026-05-20T16:03:40.63165706Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:18.33562Z"},{"id":"ALSA-2021:4251","title":"Moderate: openjpeg2 security update","description":"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.","status":"published","published":"2021-11-09T08:51:11Z","modified":"2026-10-29T11:01:09.348365568Z","updated_at":"2026-11-02T15:27:51.196609Z"},{"id":"openSUSE-SU-2024:11120-1","title":"libopenjp2-7-2.4.0-1.4 on GA media","description":"These are all security issues fixed in the libopenjp2-7-2.4.0-1.4 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:39:34.719167Z","updated_at":"2026-11-02T16:58:34.894275Z"},{"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-4686-1","title":"ghostscript vulnerabilities","description":"It was discovered that Ghostscript incorrectly handled certain image\nfiles. If a user or automated system were tricked into processing a\nspecially crafted file, a remote attacker could use this issue to cause\nGhostscript to crash, resulting in a denial of service, or possibly\nexecute arbitrary code.\n","status":"published","published":"2021-01-07T14:10:16Z","modified":"2026-04-27T16:03:35.001338378Z","updated_at":"2026-11-02T16:58:15.159055Z"},{"id":"USN-4782-1","title":"openjpeg2 vulnerabilities","description":"It was discovered that OpenJPEG incorrectly handled certain image files. A\nremote attacker could possibly use this issue to cause a denial of service.\nCVE-2016-10506 and CVE-2017-12982 affected only Ubuntu 16.04 ESM.\nCVE-2018-16375, CVE-2018-20845 and CVE-2019-12973 affected only\nUbuntu 18.04 ESM.\n","status":"published","published":"2021-03-17T17:24:23Z","modified":"2026-06-25T13:30:25.010561132Z","updated_at":"2026-11-02T16:58:15.159055Z"}]}}