{"id":"CVE-2015-4469","aliases":["DEBIAN-CVE-2015-4469","EUVD-2015-4489","GHSA-fxp4-g2xw-h64c","SUSE-SU-2015:2215-1","SUSE-SU-2016:0011-1","UBUNTU-CVE-2015-4469","USN-7788-1"],"status":"published","title":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths,...","description":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01657,"percentile":0.76778,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2015-06-11T14:00:00Z","modified":"2026-09-09T06:47:21Z","fixes":[{"ecosystem":"Debian:12","package":"libmspack","fixed_in":["0.4-3"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libmspack","fixed_in":["0.4-3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libmspack","fixed_in":["0.4-3"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:14.04:LTS","package":"libmspack","fixed_in":["0.4-1ubuntu0.1~esm2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-3"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-3"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-3"}]}]},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Software Development Kit 11 SP3","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20060920alpha-74.10.1"}]}],"bundled":6},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Software Development Kit 11 SP4","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20060920alpha-74.10.1"}]}],"bundled":6},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Desktop 11 SP3","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20060920alpha-74.10.1"}]}],"bundled":6},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Desktop 11 SP4","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20060920alpha-74.10.1"}]}],"bundled":6},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 11 SP3","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20060920alpha-74.10.1"}]}],"bundled":6},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 11 SP3-TERADATA","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20060920alpha-74.10.1"}]}],"bundled":6},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 11 SP3","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20060920alpha-74.10.1"}]}],"bundled":6},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 11 SP4","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20060920alpha-74.10.1"}]}],"bundled":6},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 11 SP4","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20060920alpha-74.10.1"}]}],"bundled":6},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Desktop 12","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-14.4"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Desktop 12 SP1","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-14.4"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-14.4"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP1","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-14.4"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 12","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-14.4"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-14.4"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server 12 SP1","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-14.4"}]}],"bundled":7},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP1","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-14.4"}]}],"bundled":7},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-1ubuntu0.1~esm2"}]}],"versions":["0.4-1","0.4-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"libmspack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.4-1ubuntu0.1~esm2"}]}],"versions":["0.4-1","0.4-1ubuntu0.1~esm1"],"bundled":12}],"products":[{"vendor":"libmspack_project","product":"libmspack"}],"references":[{"url":"http://openwall.com/lists/oss-security/2015/02/03/11","tags":["mailing-list","x_refsource_MLIST","x_transferred","web","report"]},{"url":"http://anonscm.debian.org/cgit/collab-maint/libmspack.git/diff/debian/patches/fix-name-field-boundaries.patch?id=a25bb144795e526748b57884daf365732c7e2295","tags":["x_refsource_CONFIRM","x_transferred","web","report"]},{"url":"https://bugs.debian.org/774726","tags":["x_refsource_CONFIRM","x_transferred","Exploit","evidence","report"]},{"url":"http://www.securityfocus.com/bid/72486","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-4469"},{"url":"https://github.com/advisories/GHSA-fxp4-g2xw-h64c"},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-4469","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2015/suse-su-20152215-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/934524","tags":["report"]},{"url":"https://bugzilla.suse.com/934525","tags":["report"]},{"url":"https://bugzilla.suse.com/934526","tags":["report"]},{"url":"https://bugzilla.suse.com/934527","tags":["report"]},{"url":"https://bugzilla.suse.com/934528","tags":["report"]},{"url":"https://bugzilla.suse.com/934529","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2014-9732","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4467","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4469","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4470","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4471","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4472","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2016/suse-su-20160011-1/","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4468","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2015-4469","tags":["report"]},{"url":"http://www.openwall.com/lists/oss-security/2015/02/03/11","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-4469","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-7788-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-4467","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2015-4468","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2015-4472","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-6419","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-11423","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-14679","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-14680","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-14681","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-14682","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-18585","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2019-1010305","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2015-4469","description":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.","status":"published","published":"2015-06-11T14:00:00Z","modified":"2024-08-06T06:18:11.134Z","updated_at":"2026-11-02T14:35:43.322279Z"}],"euvd":[{"id":"EUVD-2015-4489","description":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.","status":"published","published":"2015-06-11T14:00:00Z","modified":"2024-08-06T06:18:11Z","updated_at":"2026-11-03T02:22:03.675565Z"}],"ghsa":[{"id":"GHSA-fxp4-g2xw-h64c","title":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths,...","description":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.","status":"published","published":"2022-05-17T03:54:01Z","modified":"2023-01-28T05:00:41Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:43:23.885547Z"}],"nvd":[{"id":"CVE-2015-4469","description":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.","status":"published","published":"2015-06-11T14:59:04.017Z","modified":"2026-06-17T00:27:20.01Z","cvss":[{"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-119"],"updated_at":"2026-11-02T14:03:04.906059Z"}],"osv":[{"id":"CVE-2015-4469","description":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.","status":"published","published":"2015-06-11T14:59:04Z","modified":"2026-04-10T03:45:17.886198Z","updated_at":"2026-11-02T15:44:00.594921Z"},{"id":"DEBIAN-CVE-2015-4469","description":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.","status":"published","published":"2015-06-11T14:59:04.017Z","modified":"2026-09-09T06:47:21.157186192Z","updated_at":"2026-11-02T15:45:26.752992Z"},{"id":"SUSE-SU-2015:2215-1","title":"Security update for libmspack","description":"libmspack was updated to fix several security vulnerabilities.\n\n- Fix null pointer dereference on a crafted CAB. (bsc#934524, CVE-2014-9732)\n- Fix denial of service while processing crafted CHM file. (bsc#934525, CVE-2015-4467)\n- Fix denial of service while processing crafted CHM file. (bsc#934529, CVE-2015-4472)\n- Fix pointer arithmetic overflow during CHM decompression. (bsc#934526, CVE-2015-4469)\n- Fix off-by-one buffer over-read in mspack/mszipd.c. (bsc#934527, CVE-2015-4470)\n- Fix off-by-one buffer under-read in mspack/lzxd.c. (bsc#934528, CVE-2015-4471)\n","status":"published","published":"2015-12-07T14:08:59Z","modified":"2026-02-04T03:05:32.222656Z","updated_at":"2026-11-02T15:53:43.030986Z"},{"id":"SUSE-SU-2016:0011-1","title":"Security update for libmspack","description":"libmspack was updated to fix security issues.\n\nThese security issues were fixed:\n* CVE-2014-9732: The cabd_extract function in cabd.c in libmspack did not properly maintain decompression callbacks in certain cases where an invalid file follows a valid file, which allowed remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted CAB archive (bnc#934524).\n* CVE-2015-4467: The chmd_init_decomp function in chmd.c in libmspack did not properly validate the reset interval, which allowed remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted CHM file (bnc#934525).\n* CVE-2015-4468: Multiple integer overflows in the search_chunk function in chmd.c in libmspack allowed remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file (bnc#934526).\n* CVE-2015-4469: The chmd_read_headers function in chmd.c in libmspack did not validate name lengths, which allowed remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file (bnc#934526).\n* CVE-2015-4470: Off-by-one error in the inflate function in mszipd.c in libmspack allowed remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CAB archive (bnc#934527).\n* CVE-2015-4471: Off-by-one error in the lzxd_decompress function in lzxd.c in libmspack allowed remote attackers to cause a denial of service (buffer under-read and application crash) via a crafted CAB archive (bnc#934528).\n* CVE-2015-4472: Off-by-one error in the READ_ENCINT macro in chmd.c in libmspack allowed remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted CHM file (bnc#934529).\n  ","status":"published","published":"2016-01-04T09:18:44Z","modified":"2026-02-04T02:22:59.313082Z","updated_at":"2026-11-02T15:53:43.030986Z"},{"id":"UBUNTU-CVE-2015-4469","description":"The chmd_read_headers function in chmd.c in libmspack before 0.5 does not validate name lengths, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.","status":"published","published":"2015-06-11T14:59:00Z","modified":"2026-04-22T10:10:29.117393Z","updated_at":"2026-11-02T15:54:10.385269Z"},{"id":"USN-7788-1","title":"libmspack vulnerabilities","description":"Jakub Wilk discovered that libmspack did not correctly handle certain\ninteger operations and bounds checking. A remote attacker could possibly\nuse this issue to cause a denial of service. (CVE-2015-4467, CVE-2015-4468,\nCVE-2015-4469, CVE-2015-4472)\n\nIt was discovered that libmspack incorrectly handled certain malformed CAB\nfiles. A remote attacker could use this issue to cause libmspack to crash,\nresulting in a denial of service. (CVE-2017-11423)\n\nIt was discovered that libmspack incorrectly handled certain malformed CHM\nfiles. A remote attacker could use this issue to cause libmspack to crash,\nresulting in a denial of service, or possibly execute arbitrary code.\n(CVE-2017-6419)\n\nHanno Böck discovered that libmspack incorrectly handled certain CHM files.\nAn attacker could possibly use this issue to cause a denial of service.\n(CVE-2018-14679, CVE-2018-14680)\n\nJakub Wilk discovered that libmspack incorrectly handled certain KWAJ\nfiles. An attacker could possibly use this issue to execute arbitrary code.\n(CVE-2018-14681)\n\nDmitry Glavatskikh discovered that libmspack incorrectly handled certain\nCHM files. An attacker could possibly use this issue to execute arbitrary\ncode. (CVE-2018-14682)\n\nIt was discovered libmspack incorrectly handled certain malformed CAB\nfiles. A remote attacker could use this issue to cause libmspack to crash,\nresulting in a denial of service. (CVE-2018-18585)\n\nIt was discovered that libmspack incorrectly handled certain CHM files. A\nremote attacker could possibly use this issue to access sensitive\ninformation. (CVE-2019-1010305)","status":"published","published":"2025-10-01T00:06:41Z","modified":"2026-04-22T11:02:37.001569Z","updated_at":"2026-11-02T16:58:21.91885Z"}]}}