{"id":"USN-8102-1","summary":"snapd vulnerability","details":"Qualys discovered that snapd incorrectly handled certain operations in the\nsnap's private /tmp directory. If systemd-tmpfiles is enabled to automatically\nclean up this directory, a local attacker could possibly use this issue to\nre-create the deleted directory, resulting in privilege escalation.","modified":"2026-04-27T18:37:56.716629Z","published":"2026-03-17T14:21:34Z","related":["UBUNTU-CVE-2026-3888"],"upstream":["CVE-2026-3888","UBUNTU-CVE-2026-3888"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8102-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-3888"}],"affected":[{"package":{"name":"snapd","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/snapd@2.61.4ubuntu0.16.04.1+esm2?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.61.4ubuntu0.16.04.1+esm2"}]}],"versions":["1.9","1.9.1.1","1.9.2","2.0","2.0.1","2.0.2","2.0.3","2.0.5","2.0.8","2.0.9","2.0.10","2.11+0.16.04","2.12+0.16.04","2.13","2.14.2~16.04","2.15.2ubuntu1","2.16ubuntu3","2.17.1ubuntu1","2.20.1ubuntu1","2.21","2.22.2","2.22.3","2.22.6","2.23.1","2.24.1","2.25","2.26.10","2.27.5","2.28.5","2.29.4.2","2.32.3.2","2.32.9","2.33.1ubuntu2","2.34.2","2.34.2ubuntu0.1","2.37.4","2.37.4ubuntu0.1","2.38","2.39.2","2.39.2ubuntu0.2","2.40","2.42.1","2.45.1","2.45.1ubuntu0.2","2.46.1","2.47.1","2.48","2.48.3","2.54.3+16.04~esm2","2.54.3+16.04.0ubuntu0.1~esm3","2.54.3+16.04.0ubuntu0.1~esm4","2.54.3+16.04.0ubuntu0.1~esm5","2.54.3+16.04.0ubuntu0.1~esm6","2.61.4ubuntu0.16.04.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"golang-github-snapcore-snapd-dev","binary_version":"2.61.4ubuntu0.16.04.1+esm2"},{"binary_name":"golang-github-ubuntu-core-snappy-dev","binary_version":"2.61.4ubuntu0.16.04.1+esm2"},{"binary_name":"snap-confine","binary_version":"2.61.4ubuntu0.16.04.1+esm2"},{"binary_name":"snapd","binary_version":"2.61.4ubuntu0.16.04.1+esm2"},{"binary_name":"snapd-xdg-open","binary_version":"2.61.4ubuntu0.16.04.1+esm2"},{"binary_name":"ubuntu-core-launcher","binary_version":"2.61.4ubuntu0.16.04.1+esm2"},{"binary_name":"ubuntu-core-snapd-units","binary_version":"2.61.4ubuntu0.16.04.1+esm2"},{"binary_name":"ubuntu-snappy","binary_version":"2.61.4ubuntu0.16.04.1+esm2"},{"binary_name":"ubuntu-snappy-cli","binary_version":"2.61.4ubuntu0.16.04.1+esm2"}],"availability":"Available 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with Ubuntu Pro (Infra-only): 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