{"id":"UBUNTU-CVE-2022-21723","details":"PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In versions 2.11.1 and prior, parsing an incoming SIP message that contains a malformed multipart can potentially cause out-of-bound read access. This issue affects all PJSIP users that accept SIP multipart. The patch is available as commit in the `master` branch. There are no known workarounds.","modified":"2026-04-22T13:17:40.821569Z","published":"2022-01-27T00:15:00Z","related":["USN-6422-1"],"upstream":["CVE-2022-21723"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-21723"},{"type":"REPORT","url":"https://github.com/pjsip/pjproject/security/advisories/GHSA-7fw8-54cv-r7pm"},{"type":"REPORT","url":"https://github.com/pjsip/pjproject/commit/077b465c33f0aec05a49cd2ca456f9a1b112e896"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6422-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-21723"}],"affected":[{"package":{"name":"pjproject","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/pjproject@2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.0.0.ast20130823-1","2.1.0.0.ast20130823-1+deb8u1build0.16.04.1","2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libpj2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"},{"binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1","binary_name":"libpjlib-util2"},{"binary_name":"libpjmedia-audiodev2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"},{"binary_name":"libpjmedia-codec2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"},{"binary_name":"libpjmedia-videodev2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"},{"binary_name":"libpjmedia2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"},{"binary_name":"libpjnath2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"},{"binary_name":"libpjsip-simple2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"},{"binary_name":"libpjsip-ua2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"},{"binary_name":"libpjsip2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"},{"binary_name":"libpjsua2","binary_version":"2.1.0.0.ast20130823-1+deb8u1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-21723.json"}},{"package":{"name":"pjproject","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/pjproject@2.7.2~dfsg-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.6~dfsg-2","2.7~dfsg-1","2.7.1~dfsg-1","2.7.1~dfsg-1build1","2.7.2~dfsg-1","2.7.2~dfsg-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libpj2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjlib-util2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjmedia-audiodev2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjmedia-codec2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjmedia-videodev2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjmedia2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjnath2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjsip-simple2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjsip-ua2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjsip2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjsua2","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"libpjsua2-2v5","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"},{"binary_name":"python-pjproject","binary_version":"2.7.2~dfsg-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-21723.json"}},{"package":{"name":"ring","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/ring@20180228.1.503da2b~ds1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20180228.1.503da2b~ds1-1ubuntu0.1~esm1"}]}],"versions":["20170803.2.5fcfe3f~dfsg1-1","20171024.1.eadbdeb~ds1-1","20171129.2.cf5bbff~ds1-1","20171129.2.cf5bbff~ds1-2","20180119.1.9e06f94~ds1-1","20180119.1.9e06f94~ds1-3","20180222.1.7bffde2~ds2-2","20180228.1.503da2b~ds1-1","20180228.1.503da2b~ds1-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"ring","binary_version":"20180228.1.503da2b~ds1-1ubuntu0.1~esm1"},{"binary_version":"20180228.1.503da2b~ds1-1ubuntu0.1~esm1","binary_name":"ring-daemon"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-21723.json"}},{"package":{"name":"ring","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/ring@20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1"}]}],"versions":["20190215.1.f152c98~ds1-1","20190215.1.f152c98~ds1-1build1","20190215.1.f152c98~ds1-1build2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"jami","binary_version":"20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1"},{"binary_name":"jami-daemon","binary_version":"20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1"},{"binary_name":"ring","binary_version":"20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1"},{"binary_name":"ring-daemon","binary_version":"20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-21723.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}