{"id":"UBUNTU-CVE-2022-2476","details":"A null pointer dereference bug was found in wavpack-5.4.0 The results from the ASAN log: AddressSanitizer:DEADLYSIGNAL ===================================================================84257==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x561b47a970c6 bp 0x7fff13952fb0 sp 0x7fff1394fca0 T0) ==84257==The signal is caused by a WRITE memory access. ==84257==Hint: address points to the zero page. #0 0x561b47a970c5 in main cli/wvunpack.c:834 #1 0x7efc4f5c0082 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x24082) #2 0x561b47a945ed in _start (/usr/local/bin/wvunpack+0xa5ed) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV cli/wvunpack.c:834 in main ==84257==ABORTING","modified":"2026-05-20T16:07:44.572231250Z","published":"2022-07-19T20:15:00Z","related":["USN-5721-1"],"upstream":["CVE-2022-2476"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-2476"},{"type":"REPORT","url":"https://github.com/dbry/WavPack/issues/121"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5721-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-2476"}],"affected":[{"package":{"name":"wavpack","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/wavpack?arch=source&distro=esm-infra%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.75.2-2ubuntu0.2+esm1"}]}],"versions":["4.75.0-1","4.75.2-2","4.75.2-2ubuntu0.1","4.75.2-2ubuntu0.2"],"ecosystem_specific":{"binaries":[{"binary_version":"4.75.2-2ubuntu0.2+esm1","binary_name":"libwavpack1"},{"binary_version":"4.75.2-2ubuntu0.2+esm1","binary_name":"wavpack"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2476.json"}},{"package":{"name":"wavpack","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/wavpack?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.1.0-2","5.1.0-2ubuntu1","5.1.0-2ubuntu1.1","5.1.0-2ubuntu1.2","5.1.0-2ubuntu1.3","5.1.0-2ubuntu1.4","5.1.0-2ubuntu1.5"],"ecosystem_specific":{"binaries":[{"binary_name":"libwavpack1","binary_version":"5.1.0-2ubuntu1.5"},{"binary_name":"wavpack","binary_version":"5.1.0-2ubuntu1.5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2476.json"}},{"package":{"name":"wavpack","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/wavpack?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.1.0-7","5.2.0-1","5.2.0-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.2.0-1ubuntu0.1","binary_name":"libwavpack1"},{"binary_name":"wavpack","binary_version":"5.2.0-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2476.json"}},{"package":{"name":"wavpack","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/wavpack?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.0-1build1","5.4.0-1build2"],"ecosystem_specific":{"binaries":[{"binary_name":"libwavpack1","binary_version":"5.4.0-1build2"},{"binary_name":"wavpack","binary_version":"5.4.0-1build2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2476.json"}},{"package":{"name":"wavpack","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/wavpack?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.6.0-1","5.6.0-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"libwavpack1","binary_version":"5.6.0-1build1"},{"binary_version":"5.6.0-1build1","binary_name":"wavpack"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2476.json"}},{"package":{"name":"wavpack","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/wavpack?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.8.1-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libwavpack1","binary_version":"5.8.1-1"},{"binary_version":"5.8.1-1","binary_name":"wavpack"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2476.json"}},{"package":{"name":"wavpack","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/wavpack?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.8.1-1","5.8.1-1build1","5.9.0-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libwavpack1","binary_version":"5.9.0-1"},{"binary_version":"5.9.0-1","binary_name":"wavpack"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2476.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}