{"id":"UBUNTU-CVE-2025-9688","details":"A security vulnerability has been detected in Mupen64Plus up to 2.6.0. The affected element is the function write_is_viewer of the file src/device/cart/is_viewer.c. The manipulation leads to integer overflow. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitability is described as difficult. The exploit has been disclosed publicly and may be used. The identifier of the patch is 3984137fc0c44110f1ef876adb008885b05a6e18. To fix this issue, it is recommended to deploy a patch.","modified":"2026-05-20T16:24:05.764798168Z","published":"2025-08-30T13:15:00Z","upstream":["CVE-2025-9688"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-9688"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-9688"},{"type":"REPORT","url":"https://github.com/Giles-one/mupen64plusEscape/tree/main/BUG10"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.321900"},{"type":"REPORT","url":"https://vuldb.com/?id.321900"},{"type":"REPORT","url":"https://vuldb.com/?submit.638592"}],"affected":[{"package":{"name":"mupen64plus-core","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/mupen64plus-core?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5-1","2.5-2","2.5-3","2.5-4"],"ecosystem_specific":{"binaries":[{"binary_name":"libmupen64plus2","binary_version":"2.5-4"},{"binary_name":"mupen64plus-data","binary_version":"2.5-4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-9688.json"}},{"package":{"name":"mupen64plus-core","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/mupen64plus-core?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5-4build1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.5-4build1","binary_name":"libmupen64plus2"},{"binary_name":"mupen64plus-data","binary_version":"2.5-4build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-9688.json"}},{"package":{"name":"mupen64plus-core","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/mupen64plus-core?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5-6","2.5-6build1"],"ecosystem_specific":{"binaries":[{"binary_name":"libmupen64plus2","binary_version":"2.5-6build1"},{"binary_version":"2.5-6build1","binary_name":"mupen64plus-data"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-9688.json"}},{"package":{"name":"mupen64plus-core","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/mupen64plus-core?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5-7","2.5-8"],"ecosystem_specific":{"binaries":[{"binary_version":"2.5-8","binary_name":"libmupen64plus2"},{"binary_name":"mupen64plus-data","binary_version":"2.5-8"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-9688.json"}},{"package":{"name":"mupen64plus-core","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/mupen64plus-core?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5.9+341+gf82b37bf-1","2.5.9+341+gf82b37bf-1build2","2.5.9+341+gf82b37bf-1build3"],"ecosystem_specific":{"binaries":[{"binary_version":"2.5.9+341+gf82b37bf-1build3","binary_name":"libmupen64plus2"},{"binary_name":"mupen64plus-data","binary_version":"2.5.9+341+gf82b37bf-1build3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-9688.json"}},{"package":{"name":"mupen64plus-core","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/mupen64plus-core?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.6.0-2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.6.0-2","binary_name":"libmupen64plus2"},{"binary_version":"2.6.0-2","binary_name":"mupen64plus-data"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-9688.json"}},{"package":{"name":"mupen64plus-core","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/mupen64plus-core?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.6.0-2","2.6.0-2build1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.6.0-2build1","binary_name":"libmupen64plus2"},{"binary_name":"mupen64plus-data","binary_version":"2.6.0-2build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-9688.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"},{"type":"Ubuntu","score":"medium"}]}