{"id":"CVE-2020-35738","aliases":["ALPINE-CVE-2020-35738","DEBIAN-CVE-2020-35738","DLA-2525-1","EUVD-2020-23394","GHSA-pwmw-jmr6-f7c4","MGASA-2021-0271","OESA-2021-1131","SUSE-SU-2021:0186-1","SUSE-SU-2021:0929-1","SUSE-SU-2021:14669-1","UBUNTU-CVE-2020-35738","USN-4682-1","openSUSE-SU-2021:0153-1","openSUSE-SU-2021:0154-1","openSUSE-SU-2024:11505-1"],"status":"published","title":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an...","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01211,"percentile":0.68703,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-190","CWE-787"],"published":"2020-12-28T03:54:10Z","modified":"2026-11-03T06:32:26Z","fixes":[{"ecosystem":"Alpine:v3.12","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"wavpack","fixed_in":["5.4.0-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"wavpack","fixed_in":["5.3.0-2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"wavpack","fixed_in":["5.3.0-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"wavpack","fixed_in":["5.3.0-2"],"sources":["osv"]},{"ecosystem":"Mageia:7","package":"wavpack","fixed_in":["5.1.0-4.2.mga7"],"sources":["osv"]},{"ecosystem":"openEuler:20.03-LTS","package":"wavpack","fixed_in":["5.3.0-2.oe1"],"sources":["osv"]},{"ecosystem":"openEuler:20.03-LTS-SP1","package":"wavpack","fixed_in":["5.3.0-2.oe1"],"sources":["osv"]},{"ecosystem":"SUSE:HPE 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Advisory","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2YZLKYE66EU4XRHTABV5LB2G7ZDZ422F/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PENN4ZXRPZULEJOYTTLUZMBZ5H46QTUC/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/76B7K6F74FDQATG7FECXR5KPIG52O2VL/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VDFY4NGGDUTLVID5PNVU7LL2G2ZJLZFY/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35738","tags":["advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2YZLKYE66EU4XRHTABV5LB2G7ZDZ422F/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/76B7K6F74FDQATG7FECXR5KPIG52O2VL/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PENN4ZXRPZULEJOYTTLUZMBZ5H46QTUC/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VDFY4NGGDUTLVID5PNVU7LL2G2ZJLZFY/"},{"url":"https://github.com/advisories/GHSA-pwmw-jmr6-f7c4"},{"url":"https://security.alpinelinux.org/vuln/CVE-2020-35738","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-35738","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2021-0271.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=28085","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-4682-1","tags":["advisory"]},{"url":"https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1131","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-20210186-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1091340","tags":["report"]},{"url":"https://bugzilla.suse.com/1091341","tags":["report"]},{"url":"https://bugzilla.suse.com/1091342","tags":["report"]},{"url":"https://bugzilla.suse.com/1091343","tags":["report"]},{"url":"https://bugzilla.suse.com/1091344","tags":["report"]},{"url":"https://bugzilla.suse.com/1180414","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-10536","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-10537","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-10538","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-10539","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-10540","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-19840","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-19841","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-6767","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-7253","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-7254","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-1010319","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-11498","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-35738","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-20210929-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2021/suse-su-202114669-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-35738","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-35738","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/EK4DH6BBB2WPBM677O7MFUOO5UBKUW37/","tags":["advisory"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/FD5IPNZ6LGJLORJOQVT3MAHBWF3ORQPT/","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2019-1010315","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-1010317","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-1010318","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2020-35738","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","status":"published","published":"2020-12-28T03:54:10Z","modified":"2024-08-04T17:09:15.163Z","updated_at":"2026-11-02T14:35:57.975444Z"}],"euvd":[{"id":"EUVD-2020-23394","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","status":"published","published":"2020-12-28T03:54:10Z","modified":"2024-08-04T17:09:15Z","updated_at":"2026-11-03T03:07:05.848444Z"}],"ghsa":[{"id":"GHSA-pwmw-jmr6-f7c4","title":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an...","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","status":"published","published":"2022-05-24T17:37:28Z","modified":"2023-01-29T05:04:51Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:45:39.24589Z"}],"nvd":[{"id":"CVE-2020-35738","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","status":"published","published":"2020-12-28T04:15:12.167Z","modified":"2026-06-17T03:14:13.273Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-190","CWE-787"],"updated_at":"2026-11-02T14:06:28.340168Z"}],"osv":[{"id":"ALPINE-CVE-2020-35738","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","status":"published","published":"2020-12-28T04:15:12.167Z","modified":"2026-11-03T06:32:26.022133454Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium"}],"updated_at":"2026-11-03T07:17:57.723967Z"},{"id":"CVE-2020-35738","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","status":"published","published":"2020-12-28T04:15:12.167Z","modified":"2026-10-20T10:53:22.694577769Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:16.612899Z"},{"id":"DEBIAN-CVE-2020-35738","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","status":"published","published":"2020-12-28T04:15:12.167Z","modified":"2026-10-26T12:02:31.738258751Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:34.019707Z"},{"id":"OESA-2021-1131","title":"wavpack security update","description":"WavPack is a completely open audio compression format providing lossless, high-quality lossy, and a unique hybrid compression mode. For version 5.0.0, several new file formats and lossless DSD audio compression were added, making WavPack a universal audio archiving solution.\r\n\r\nSecurity Fix(es):\r\n\r\nWavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \u0026quot;unofficial\u0026quot; releases through 5.3.2, which are also affected.(CVE-2020-35738)","status":"published","published":"2021-04-07T11:04:22Z","modified":"2026-08-18T01:15:28.245258222Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:38.987987Z"},{"id":"UBUNTU-CVE-2020-35738","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow in a malloc argument. NOTE: some third-parties claim that there are later \"unofficial\" releases through 5.3.2, which are also affected.","status":"published","published":"2020-12-28T04:15:00Z","modified":"2026-04-22T12:41:01.825287Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:25.179924Z"},{"id":"DLA-2525-1","title":"wavpack - security update","status":"published","published":"2021-01-15T00:00:00Z","modified":"2026-03-09T01:17:52.337947Z","updated_at":"2026-11-02T15:46:10.712745Z"},{"id":"MGASA-2021-0271","title":"Updated wavpack packages fix a security vulnerability","description":"WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c\nbecause of an integer overflow in a malloc argument (CVE-2020-35738).\n","status":"published","published":"2021-06-23T17:11:28Z","modified":"2026-04-16T04:43:58.138846376Z","updated_at":"2026-11-02T15:49:41.509337Z"},{"id":"openSUSE-SU-2021:0153-1","title":"Security update for wavpack","description":"This update for wavpack fixes the following issues:\n\n- Update to version 5.4.0\n  * CVE-2020-35738: Fixed an out-of-bounds write in WavpackPackSamples (bsc#1180414) \n  * fixed: disable A32 asm code when building for Apple silicon\n  * fixed: issues with Adobe-style floating-point WAV files\n  * added: --normalize-floats option to wvunpack for correctly\n             exporting un-normalized floating-point files\n- Update to version 5.3.0 \n  * fixed: OSS-Fuzz issues 19925, 19928, 20060, 20448\n  * fixed: trailing garbage characters on imported ID3v2 TXXX tags\n  * fixed: various minor undefined behavior and memory access issues\n  * fixed: sanitize tag extraction names for length and path inclusion\n  * improved: reformat wvunpack 'help' and split into long + short versions\n  * added: regression testing to Travis CI for OSS-Fuzz crashers\n- Updated to version 5.2.0 \n  *fixed: potential security issues including the following CVEs:\n         CVE-2018-19840, CVE-2018-19841, CVE-2018-10536 (bsc#1091344),\n         CVE-2018-10537 (bsc#1091343) CVE-2018-10538 (bsc#1091342),  \n         CVE-2018-10539 (bsc#1091341), CVE-2018-10540 (bsc#1091340), \n         CVE-2018-7254,  CVE-2018-7253, CVE-2018-6767, CVE-2019-11498 \n         and CVE-2019-1010319\n  * added: support for CMake, Travis CI, and Google's OSS-fuzz\n  * fixed: use correction file for encode verify (pipe input, Windows)\n  * fixed: correct WAV header with actual length (pipe input, -i option)\n  * fixed: thumb interworking and not needing v6 architecture (ARM asm)\n  * added: handle more ID3v2.3 tag items and from all file types\n  * fixed: coredump on Sparc64 (changed MD5 implementation)\n  * fixed: handle invalid ID3v2.3 tags from sacd-ripper\n  * fixed: several corner-case memory leaks\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2021-01-24T17:22:03Z","modified":"2026-02-04T02:31:49.410355Z","updated_at":"2026-11-02T16:58:31.879684Z"},{"id":"openSUSE-SU-2021:0154-1","title":"Security update for wavpack","description":"This update for wavpack fixes the following issues:\n\n- Update to version 5.4.0\n  * CVE-2020-35738: Fixed an out-of-bounds write in WavpackPackSamples (bsc#1180414) \n  * fixed: disable A32 asm code when building for Apple silicon\n  * fixed: issues with Adobe-style floating-point WAV files\n  * added: --normalize-floats option to wvunpack for correctly\n             exporting un-normalized floating-point files\n- Update to version 5.3.0 \n  * fixed: OSS-Fuzz issues 19925, 19928, 20060, 20448\n  * fixed: trailing garbage characters on imported ID3v2 TXXX tags\n  * fixed: various minor undefined behavior and memory access issues\n  * fixed: sanitize tag extraction names for length and path inclusion\n  * improved: reformat wvunpack 'help' and split into long + short versions\n  * added: regression testing to Travis CI for OSS-Fuzz crashers\n- Updated to version 5.2.0 \n  *fixed: potential security issues including the following CVEs:\n         CVE-2018-19840, CVE-2018-19841, CVE-2018-10536 (bsc#1091344),\n         CVE-2018-10537 (bsc#1091343) CVE-2018-10538 (bsc#1091342),  \n         CVE-2018-10539 (bsc#1091341), CVE-2018-10540 (bsc#1091340), \n         CVE-2018-7254,  CVE-2018-7253, CVE-2018-6767, CVE-2019-11498 \n         and CVE-2019-1010319\n  * added: support for CMake, Travis CI, and Google's OSS-fuzz\n  * fixed: use correction file for encode verify (pipe input, Windows)\n  * fixed: correct WAV header with actual length (pipe input, -i option)\n  * fixed: thumb interworking and not needing v6 architecture (ARM asm)\n  * added: handle more ID3v2.3 tag items and from all file types\n  * fixed: coredump on Sparc64 (changed MD5 implementation)\n  * fixed: handle invalid ID3v2.3 tags from sacd-ripper\n  * fixed: several corner-case memory leaks\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2021-01-24T17:22:08Z","modified":"2026-02-04T02:54:33.965546Z","updated_at":"2026-11-02T16:58:31.879684Z"},{"id":"openSUSE-SU-2024:11505-1","title":"libwavpack1-32bit-5.4.0-1.6 on GA media","description":"These are all security issues fixed in the libwavpack1-32bit-5.4.0-1.6 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:31:29.451178Z","updated_at":"2026-11-02T16:58:35.195147Z"},{"id":"SUSE-SU-2021:0186-1","title":"Security update for wavpack","description":"This update for wavpack fixes the following issues:\n\n- Update to version 5.4.0\n  * CVE-2020-35738: Fixed an out-of-bounds write in WavpackPackSamples (bsc#1180414) \n  * fixed: disable A32 asm code when building for Apple silicon\n  * fixed: issues with Adobe-style floating-point WAV files\n  * added: --normalize-floats option to wvunpack for correctly\n             exporting un-normalized floating-point files\n- Update to version 5.3.0 \n  * fixed: OSS-Fuzz issues 19925, 19928, 20060, 20448\n  * fixed: trailing garbage characters on imported ID3v2 TXXX tags\n  * fixed: various minor undefined behavior and memory access issues\n  * fixed: sanitize tag extraction names for length and path inclusion\n  * improved: reformat wvunpack 'help' and split into long + short versions\n  * added: regression testing to Travis CI for OSS-Fuzz crashers\n- Updated to version 5.2.0 \n  *fixed: potential security issues including the following CVEs:\n         CVE-2018-19840, CVE-2018-19841, CVE-2018-10536 (bsc#1091344),\n         CVE-2018-10537 (bsc#1091343) CVE-2018-10538 (bsc#1091342),  \n         CVE-2018-10539 (bsc#1091341), CVE-2018-10540 (bsc#1091340), \n         CVE-2018-7254,  CVE-2018-7253, CVE-2018-6767, CVE-2019-11498 \n         and CVE-2019-1010319\n  * added: support for CMake, Travis CI, and Google's OSS-fuzz\n  * fixed: use correction file for encode verify (pipe input, Windows)\n  * fixed: correct WAV header with actual length (pipe input, -i option)\n  * fixed: thumb interworking and not needing v6 architecture (ARM asm)\n  * added: handle more ID3v2.3 tag items and from all file types\n  * fixed: coredump on Sparc64 (changed MD5 implementation)\n  * fixed: handle invalid ID3v2.3 tags from sacd-ripper\n  * fixed: several corner-case memory leaks\n","status":"published","published":"2021-01-21T13:56:16Z","modified":"2026-02-04T03:57:29.344033Z","updated_at":"2026-11-02T15:53:48.690034Z"},{"id":"SUSE-SU-2021:0929-1","title":"Security update for wavpack","description":"This update for wavpack fixes the following issues:\n\t\n- CVE-2020-35738: Fixed an out-of-bounds write in WavpackPackSamples (bsc#1180414). \n","status":"published","published":"2021-03-24T11:08:30Z","modified":"2026-02-04T02:45:48.549959Z","updated_at":"2026-11-02T15:53:48.690034Z"},{"id":"SUSE-SU-2021:14669-1","title":"Security update for wavpack","description":"This update for wavpack fixes the following issues:\n\n- CVE-2020-35738: Fixed an out-of-bounds write in WavpackPackSamples (bsc#1180414). \n","status":"published","published":"2021-03-19T14:48:23Z","modified":"2026-02-04T04:23:36.156143Z","updated_at":"2026-11-02T15:53:49.138643Z"},{"id":"USN-4682-1","title":"wavpack vulnerability","description":"It was discovered that WavPack incorrectly handled certain WAV files.\nAn attacker could possibly use this issue to execute arbitrary code or\ncause a crash.\n","status":"published","published":"2021-01-06T13:24:51Z","modified":"2026-04-22T10:11:14.636763Z","updated_at":"2026-11-02T16:58:15.159055Z"}]}}