{"id":"CVE-2017-15056","aliases":["DEBIAN-CVE-2017-15056","EUVD-2017-6526","GHSA-hjmv-hqm5-66xp","MGASA-2017-0389","UBUNTU-CVE-2017-15056"],"status":"published","title":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial...","description":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00997,"percentile":0.62945,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2017-10-06T07:00:00Z","modified":"2026-10-20T10:48:13Z","fixes":[{"ecosystem":"Debian:13","package":"upx-ucl","fixed_in":["3.94-4"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"upx-ucl","fixed_in":["3.94-4"],"sources":["osv"]},{"ecosystem":"Mageia:5","package":"upx","fixed_in":["3.94-1.mga5"],"sources":["osv"]},{"ecosystem":"Mageia:6","package":"upx","fixed_in":["3.94-1.mga6"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:13","package":"upx-ucl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.94-4"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"upx-ucl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.94-4"}]}]},{"source":"osv","ecosystem":"Mageia:5","package":"upx","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.94-1.mga5"}]}]},{"source":"osv","ecosystem":"Mageia:6","package":"upx","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.94-1.mga6"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"upx-ucl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.91-1"]}],"products":[{"vendor":"upx","product":"upx"}],"references":[{"url":"https://github.com/upx/upx/issues/128","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Patch","Third Party Advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-15056"},{"url":"https://github.com/advisories/GHSA-hjmv-hqm5-66xp"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-15056","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2017-0389.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=21876","tags":["report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/RJRF5BAMX5AS2PZ2P56VA2XW6ZXF7VOV/","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2017-15056","tags":["report"]},{"url":"https://github.com/upx/upx/commit/ef336dbcc6dc8344482f8cf6c909ae96c3286317","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-15056","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-15056","description":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().","status":"published","published":"2017-10-06T07:00:00Z","modified":"2024-08-05T19:42:22.454Z","updated_at":"2026-11-02T14:33:14.556599Z"}],"euvd":[{"id":"EUVD-2017-6526","description":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().","status":"published","published":"2017-10-06T07:00:00Z","modified":"2024-08-05T19:42:22Z","updated_at":"2026-11-03T02:23:15.298105Z"}],"ghsa":[{"id":"GHSA-hjmv-hqm5-66xp","title":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial...","description":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().","status":"published","published":"2022-05-17T00:29:01Z","modified":"2023-02-03T05:01:48Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:53:02.755418Z"}],"nvd":[{"id":"CVE-2017-15056","description":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().","status":"published","published":"2017-10-06T07:29:00.207Z","modified":"2026-06-17T01:07:12.44Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:04:01.734197Z"}],"osv":[{"id":"CVE-2017-15056","description":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().","status":"published","published":"2017-10-06T07:29:00.207Z","modified":"2026-10-20T10:48:13.532144061Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:04.572713Z"},{"id":"DEBIAN-CVE-2017-15056","description":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().","status":"published","published":"2017-10-06T07:29:00.207Z","modified":"2026-09-01T20:03:44.287477774Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:28.801885Z"},{"id":"UBUNTU-CVE-2017-15056","description":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().","status":"published","published":"2017-10-06T07:29:00Z","modified":"2025-10-24T04:46:32Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:14.563448Z"},{"id":"MGASA-2017-0389","title":"Updated upx package fixes security vulnerability","description":"p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers\nto cause a denial of service (application crash) or possibly have unspecified\nother impact via a crafted binary file, as demonstrated by an Invalid Pointer\nRead in PackLinuxElf64::unpack() (CVE-2017-15056).\n","status":"published","published":"2017-10-27T07:16:04Z","modified":"2026-04-16T04:44:38.525340311Z","updated_at":"2026-11-02T15:49:40.442238Z"}]}}