{"id":"USN-6524-1","summary":"pypy3 vulnerability","details":"Nicky Mouha discovered that PyPy incorrectly handled certain SHA-3\noperations. An attacker could possibly use this issue to cause PyPy to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode.\n","modified":"2026-04-27T16:58:30.861794Z","published":"2023-11-29T15:46:37Z","related":["UBUNTU-CVE-2022-37454"],"upstream":["CVE-2022-37454","UBUNTU-CVE-2022-37454"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6524-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-37454"}],"affected":[{"package":{"name":"pypy3","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/pypy3@7.3.1+dfsg-4ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.3.1+dfsg-4ubuntu0.1"}]}],"versions":["7.1.1+dfsg-1","7.2.0+dfsg-1","7.3.0+dfsg-1","7.3.0+dfsg-1ubuntu2","7.3.0+dfsg-1ubuntu3","7.3.1+dfsg-4"],"ecosystem_specific":{"binaries":[{"binary_version":"7.3.1+dfsg-4ubuntu0.1","binary_name":"pypy3"},{"binary_version":"7.3.1+dfsg-4ubuntu0.1","binary_name":"pypy3-lib"},{"binary_version":"7.3.1+dfsg-4ubuntu0.1","binary_name":"pypy3-lib-testsuite"},{"binary_version":"7.3.1+dfsg-4ubuntu0.1","binary_name":"pypy3-tk"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6524-1.json","cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"id":"CVE-2022-37454","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}]}}},{"package":{"name":"pypy3","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/pypy3@7.3.9+dfsg-1ubuntu0.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.3.9+dfsg-1ubuntu0.1"}]}],"versions":["7.3.5+dfsg-2","7.3.7+dfsg-1","7.3.7+dfsg-4","7.3.7+dfsg-5","7.3.8+dfsg-2","7.3.9+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_version":"7.3.9+dfsg-1ubuntu0.1","binary_name":"pypy3"},{"binary_version":"7.3.9+dfsg-1ubuntu0.1","binary_name":"pypy3-lib"},{"binary_version":"7.3.9+dfsg-1ubuntu0.1","binary_name":"pypy3-lib-testsuite"},{"binary_version":"7.3.9+dfsg-1ubuntu0.1","binary_name":"pypy3-tk"},{"binary_version":"7.3.9+dfsg-1ubuntu0.1","binary_name":"pypy3-venv"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6524-1.json","cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"id":"CVE-2022-37454","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}]}}}],"schema_version":"1.7.5"}