{"id":"CVE-2019-15540","aliases":["EUVD-2019-6523","GHSA-qfrc-63x9-x275","MGASA-2019-0404","openSUSE-SU-2019:2033-1","openSUSE-SU-2019:2040-1","openSUSE-SU-2019:2077-1","openSUSE-SU-2024:10957-1"],"status":"published","title":"filters/filter-cso/filter-stream.c in the CSO filter in libMirage 3.2.2 in CDemu does not...","description":"filters/filter-cso/filter-stream.c in the CSO filter in libMirage 3.2.2 in CDemu does not validate the part size, triggering a heap-based buffer overflow that can lead to root access by a local Linux user.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00598,"percentile":0.4888,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2019-08-25T16:43:54Z","modified":"2026-06-17T02:20:35Z","fixes":[{"ecosystem":"openSUSE:Leap 15.1","package":"libmirage","fixed_in":["3.2.2-lp151.3.3.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Leap 15.0","package":"libmirage","fixed_in":["3.2.2-lp150.2.3.1"],"sources":["osv"]},{"ecosystem":"SUSE:Package Hub 15","package":"libmirage","fixed_in":["3.2.2-bp151.4.3.1"],"sources":["osv"]},{"ecosystem":"SUSE:Package Hub 15 SP1","package":"libmirage","fixed_in":["3.2.2-bp151.4.3.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Mageia:7","package":"libmirage","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.3-1.mga7"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap 15.1","package":"libmirage","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.2-lp151.3.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Leap 15.0","package":"libmirage","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.2-lp150.2.3.1"}]}]},{"source":"osv","ecosystem":"SUSE:Package Hub 15","package":"libmirage","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.2-bp151.4.3.1"}]}]},{"source":"osv","ecosystem":"SUSE:Package Hub 15 SP1","package":"libmirage","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.2-bp151.4.3.1"}]}]}],"products":[{"vendor":"cdemu","product":"libmirage"}],"references":[{"url":"https://sourceforge.net/p/cdemu/bugs/119/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://sourceforge.net/p/cdemu/code/ci/0e9292c9aa34bf545f43f7efe5f0b94faba94962/","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://gist.github.com/andreafioraldi/baa79cd78131888d98d6ba680d5f514e","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00086.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00089.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00017.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-15540"},{"url":"https://github.com/advisories/GHSA-qfrc-63x9-x275"},{"url":"https://advisories.mageia.org/MGASA-2019-0404.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=25762","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/AUXYDY763KIJOAZ4TN3KVXUOAF2N6LCY/#AUXYDY763KIJOAZ4TN3KVXUOAF2N6LCY","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1148087","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2019-15540","tags":["web"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/CT7C2RPLVDLPBVXHZVD6NM6R6GZCLI4A/#CT7C2RPLVDLPBVXHZVD6NM6R6GZCLI4A","tags":["advisory"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/5RA6THTK6UZUJQU56AIXU4INYRAVL57T/#5RA6THTK6UZUJQU56AIXU4INYRAVL57T","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2019-15757","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2019-15540","description":"filters/filter-cso/filter-stream.c in the CSO filter in libMirage 3.2.2 in CDemu does not validate the part size, triggering a heap-based buffer overflow that can lead to root access by a local Linux user.","status":"published","published":"2019-08-25T16:43:54Z","modified":"2024-08-05T00:49:13.733Z","updated_at":"2026-11-02T14:20:21.397307Z"}],"euvd":[{"id":"EUVD-2019-6523","description":"filters/filter-cso/filter-stream.c in the CSO filter in libMirage 3.2.2 in CDemu does not validate the part size, triggering a heap-based buffer overflow that can lead to root access by a local Linux user.","status":"published","published":"2019-08-25T16:43:54Z","modified":"2024-08-05T00:49:13Z","updated_at":"2026-11-03T02:40:35.584574Z"}],"ghsa":[{"id":"GHSA-qfrc-63x9-x275","title":"filters/filter-cso/filter-stream.c in the CSO filter in libMirage 3.2.2 in CDemu does not...","description":"filters/filter-cso/filter-stream.c in the CSO filter in libMirage 3.2.2 in CDemu does not validate the part size, triggering a heap-based buffer overflow that can lead to root access by a local Linux user.","status":"published","published":"2022-05-24T16:54:43Z","modified":"2023-01-28T05:06:32Z","updated_at":"2026-11-02T14:44:26.339775Z"}],"nvd":[{"id":"CVE-2019-15540","description":"filters/filter-cso/filter-stream.c in the CSO filter in libMirage 3.2.2 in CDemu does not validate the part size, triggering a heap-based buffer overflow that can lead to root access by a local Linux user.","status":"published","published":"2019-08-25T17:15:10.48Z","modified":"2026-06-17T02:20:35.55Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:23.725587Z"}],"osv":[{"id":"MGASA-2019-0404","title":"Updated libmirage packages fix security vulnerabilities","description":"Updated libmirage packages fix security vulnerabilities:\n\nThe CSO filter in libMirage in CDemu did not validate the part size,\ntriggering a heap-based buffer overflow that could lead to root access\nby a local user (CVE-2019-15540).\n\nNULL pointer dereference in the NRG parser (CVE-2019-15757).\n","status":"published","published":"2019-12-24T12:24:34Z","modified":"2026-04-16T04:40:58.720713748Z","updated_at":"2026-11-02T15:49:41.151324Z"},{"id":"openSUSE-SU-2019:2033-1","title":"Security update for libmirage","description":"This update for libmirage fixes the following issues:\n\nCVE-2019-15540: The CSO filter in libMirage in CDemu did not validate the part size,\ntriggering a heap-based buffer overflow that could lead to root access by a local user.\n[boo#1148087]\n\n- Update to new upstream release 3.2.2\n  * ISO parser: fixed ISO9660/UDF pattern search for sector\n    sizes 2332 and 2336.\n  * ISO parser: added support for Nintendo GameCube and Wii\n    ISO images.\n  * Extended medium type guess to distinguish between DVD and\n    BluRay images based on length.\n  * Removed fabrication of disc structures from the library\n    (moved to CDEmu daemon).\n  * MDS parser: cleanup of disc structure parsing, fixed the\n    incorrectly set structure sizes.\n","status":"published","published":"2019-08-31T14:21:27Z","modified":"2026-02-04T03:36:56.799153Z","updated_at":"2026-11-02T16:58:30.784344Z"},{"id":"openSUSE-SU-2019:2040-1","title":"Security update for libmirage","description":"This update for libmirage fixes the following issues:\n\nCVE-2019-15540: The CSO filter in libMirage in CDemu did not validate the part size,\ntriggering a heap-based buffer overflow that could lead to root access by a local user.\n[boo#1148087]\n\n- Update to new upstream release 3.2.2\n  * ISO parser: fixed ISO9660/UDF pattern search for sector\n    sizes 2332 and 2336.\n  * ISO parser: added support for Nintendo GameCube and Wii\n    ISO images.\n  * Extended medium type guess to distinguish between DVD and\n    BluRay images based on length.\n  * Removed fabrication of disc structures from the library\n    (moved to CDEmu daemon).\n  * MDS parser: cleanup of disc structure parsing, fixed the\n    incorrectly set structure sizes.\n","status":"published","published":"2019-08-31T18:20:33Z","modified":"2026-02-04T04:19:52.390525Z","updated_at":"2026-11-02T16:58:30.784344Z"},{"id":"openSUSE-SU-2019:2077-1","title":"Security update for libmirage","description":"This update for libmirage fixes the following issues:\n\nCVE-2019-15540: The CSO filter in libMirage in CDemu did not validate the part size,\ntriggering a heap-based buffer overflow that could lead to root access by a local user.\n[boo#1148087]\n\n- Update to new upstream release 3.2.2\n  * ISO parser: fixed ISO9660/UDF pattern search for sector\n    sizes 2332 and 2336.\n  * ISO parser: added support for Nintendo GameCube and Wii\n    ISO images.\n  * Extended medium type guess to distinguish between DVD and\n    BluRay images based on length.\n  * Removed fabrication of disc structures from the library\n    (moved to CDEmu daemon).\n  * MDS parser: cleanup of disc structure parsing, fixed the\n    incorrectly set structure sizes.\n\nThis update was imported from the openSUSE:Leap:15.0:Update update project.","status":"published","published":"2019-09-06T08:21:33Z","modified":"2026-02-04T03:45:08.683603Z","updated_at":"2026-11-02T16:58:30.784344Z"},{"id":"openSUSE-SU-2024:10957-1","title":"libmirage-3_2-3.2.5-1.3 on GA media","description":"These are all security issues fixed in the libmirage-3_2-3.2.5-1.3 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:18:15.822398Z","updated_at":"2026-11-02T16:58:34.894275Z"}]}}