{"id":"CVE-2026-52584","aliases":["DEBIAN-CVE-2026-52584","EUVD-2026-45352","GHSA-9p88-gfff-g86f","MGASA-2026-0548","OESA-2026-3546","ROOT-OS-DEBIAN-13-CVE-2026-52584","UBUNTU-CVE-2026-52584","openSUSE-SU-2026:11537-1"],"status":"published","title":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain...","description":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00117,"percentile":0.01672,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-121"],"published":"2026-07-17T00:00:00Z","modified":"2026-11-09T12:49:16Z","fixes":[{"ecosystem":"Debian:13","package":"jpeg-xl","fixed_in":["0.11.2-0.1~deb13u3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"jpeg-xl","fixed_in":["0.11.2-5.1"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS-SP4","package":"jpegxl","fixed_in":["0.11.2-4.oe2403sp4"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"libjxl","fixed_in":["0.12.0-1.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"jpeg-xl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10.3-1","0.10.3-2","0.10.3-3","0.10.3-4","0.10.3-5","0.10.4-1","0.10.4-2","0.11.1-1","0.11.1-2","0.11.1-3","0.11.1-4","0.11.1-5","0.11.1-6","0.11.2-0.1","0.11.2-0.1~deb13u1","0.11.2-0.1~deb13u2","0.11.2-0.1~deb13u3","0.11.2-1","0.11.2-2","0.11.2-3","0.11.2-3~exp1","0.11.2-4","0.11.2-5","0.11.2-5.1","0.7.0-10","0.7.0-10+deb12u1","0.7.0-10.1","0.7.0-10.2","0.8.0-1","0.8.0~git20221120.4167056-1","0.8.0~git20221123.8bf8deb-1","0.8.0~git20230102.26a5158-1","0.8.0~git20230118.bcacd51-1","0.8.0~git20230125.a67e970-1","0.8.1-1","0.8.1-2","0.8.2-1","0.8.2-2","0.8.2-3","0.8.2-4","0.9.0~git20230612.38b629f-1","0.9.0~git20230612.38b629f-2","0.9.0~git20230612.38b629f-3","0.9.0~git20230612.38b629f-4","0.9.0~git20230623.689da0f-1","0.9.0~git20230623.689da0f-2","0.9.0~git20230623.689da0f-3","0.9.0~git20230623.689da0f-4","0.9.2-1","0.9.2-10","0.9.2-2","0.9.2-3","0.9.2-4","0.9.2-5","0.9.2-6","0.9.2-7","0.9.2-8","0.9.2-9"]},{"source":"osv","ecosystem":"Debian:13","package":"jpeg-xl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.2-0.1~deb13u3"}]}],"versions":["0.11.1-4","0.11.1-5","0.11.1-6","0.11.2-0.1~deb13u1","0.11.2-0.1~deb13u2"]},{"source":"osv","ecosystem":"Debian:14","package":"jpeg-xl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.2-5.1"}]}],"versions":["0.11.1-4","0.11.1-5","0.11.1-6","0.11.2-0.1","0.11.2-0.1~deb13u1","0.11.2-0.1~deb13u2","0.11.2-0.1~deb13u3","0.11.2-1","0.11.2-2","0.11.2-3","0.11.2-3~exp1","0.11.2-4","0.11.2-5"]},{"source":"osv","ecosystem":"Mageia:10","package":"libjxl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.2-1.mga10"}]}],"bundled":4},{"source":"osv","ecosystem":"openEuler:24.03-LTS-SP4","package":"jpegxl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.2-4.oe2403sp4"}]}]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"jpeg-xl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.11.1-6ubuntu4","0.11.1-6ubuntu5","0.11.2-5ubuntu1","0.11.2-5.1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"jpeg-xl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.11.1-4","0.11.1-6ubuntu1","0.11.1-6ubuntu3","0.11.1-6ubuntu4","0.11.1-6ubuntu4.2"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"libjxl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.12.0-1.1"}]}]}],"references":[{"url":"https://github.com/libjxl/libjxl/issues/4803","tags":["exploit","report"]},{"url":"https://github.com/libjxl/libjxl/pull/4804","tags":["fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-52584","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-9p88-gfff-g86f"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/52xxx/CVE-2026-52584.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-52584","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2026-0548.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=35608","tags":["report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/27TWL6UI5V63S5VG5DHCLZLSTE34XF3B/","tags":["web"]},{"url":"https://github.com/libjxl/libjxl/issues/4549","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2026/05/30/7","tags":["web"]},{"url":"https://github.com/libjxl/libjxl/issues/4337","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/W3QKIP6MG3FEJI72LMV2M5365WSHW4BC/","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RBNA2RFQ3GKA2CBAINVJWJMVWBQLVXDU/","tags":["web"]},{"url":"https://ubuntu.com/security/notices/USN-8397-1","tags":["advisory"]},{"url":"https://lists.debian.org/debian-security-announce/2026/msg00253.html","tags":["web"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/MFBGIBYAH7ZJ5A2WUH5SPGV5U7TZRYYU/","tags":["web"]},{"url":"https://lists.debian.org/debian-security-announce/2026/msg00478.html","tags":["web"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3546","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-52584","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-52584","tags":["report"]},{"url":"https://github.com/libjxl/libjxl/pull/4870","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-52584","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-52584","description":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function","status":"published","published":"2026-07-17T00:00:00Z","modified":"2026-07-20T17:48:03.329Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T13:40:57.334596Z"}],"euvd":[{"id":"EUVD-2026-45352","description":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function","status":"published","published":"2026-07-17T00:00:00Z","modified":"2026-07-20T17:48:03Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T18:19:48.530346Z"}],"ghsa":[{"id":"GHSA-9p88-gfff-g86f","title":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain...","description":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function","status":"published","published":"2026-07-17T21:31:46Z","modified":"2026-07-20T18:32:31Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:09:36.920272Z"}],"nvd":[{"id":"CVE-2026-52584","description":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function","status":"published","published":"2026-07-17T21:17:07.723Z","modified":"2026-07-23T18:28:35.28Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:30.631352Z"}],"osv":[{"id":"CVE-2026-52584","description":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function","status":"published","published":"2026-07-17T00:00:00Z","modified":"2026-10-28T02:30:54.215618034Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:07.431113Z"},{"id":"DEBIAN-CVE-2026-52584","description":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function","status":"published","published":"2026-07-17T21:17:07.723Z","modified":"2026-10-15T22:00:10.157775238Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:56.877408Z"},{"id":"OESA-2026-3546","title":"jpegxl security update","description":"This package contains a reference implementation of JPEG XL (encoder and decoder).\r\n\r\nSecurity Fix(es):\n\nBuffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function(CVE-2026-52584)","status":"published","published":"2026-08-30T04:16:21Z","modified":"2026-08-30T04:31:43.292586709Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:47.217107Z"},{"id":"UBUNTU-CVE-2026-52584","description":"Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function","status":"published","published":"2026-07-17T21:17:00Z","modified":"2026-11-09T12:49:16.424505654Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-09T13:27:42.046613Z"},{"id":"MGASA-2026-0548","title":"Updated libjxl package fixes security vulnerabilities","description":"Uninitialized memory read in decoder due to incorrect optimization in\npatch handling. (CVE-2025-12474)\nHeap buffer overflow vulnerability in libjxl 0.12.0 via crafted PBM\nimages to the jxl::extras::DecodeImagePNM function in file\nlib/extras/dec/pnm.cc. (CVE-2025-70103)\nOut-of-bounds write in grayscale color transformation when using LCMS2.\n(CVE-2026-1837)\nBuffer Overflow vulnerability in libjxl v.0.11.2 and before allows a\nlocal attacker to obtain sensitive information via the DecodeImageAPNG\nfunction. (CVE-2026-52584)\n","status":"published","published":"2026-10-26T15:28:20Z","modified":"2026-10-26T15:30:03.184451351Z","updated_at":"2026-11-02T15:49:43.795591Z"},{"id":"openSUSE-SU-2026:11537-1","title":"libjxl-devel-0.12.0-1.1 on GA media","description":"These are all security issues fixed in the libjxl-devel-0.12.0-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-08-18T00:00:00Z","modified":"2026-08-19T18:23:34.286808413Z","updated_at":"2026-11-02T16:58:39.516824Z"},{"id":"ROOT-OS-DEBIAN-13-CVE-2026-52584","title":"CVE-2026-52584 in jpeg-xl - Patched by Root","description":"Root has patched CVE-2026-52584 in the jpeg-xl package for Root:Debian:13. Multiple fixed versions available.","status":"withdrawn","published":"2026-09-01T13:21:13Z","modified":"2026-10-16T07:00:06.940203852Z","updated_at":"2026-11-02T15:53:33.681527Z"}]}}