{"id":"OESA-2022-1502","summary":"polkit security update","details":"Define and Handle authorizations tool.\r\n\r\nSecurity Fix(es):\r\n\r\nA local privilege escalation vulnerability was found on polkit&apos;s pkexec utility. The pkexec application is a setuid tool designed to allow unprivileged users to run commands as privileged users according predefined policies. The current version of pkexec doesn&apos;t handle the calling parameters count correctly and ends trying to execute environment variables as commands. An attacker can leverage this by crafting environment variables in such a way it&apos;ll induce pkexec to execute arbitrary code. When successfully executed the attack can cause a local privilege escalation given unprivileged users administrative rights on the target machine.(CVE-2021-4034)","modified":"2025-09-03T06:17:37.711540Z","published":"2022-01-27T11:03:29Z","upstream":["CVE-2021-4034"],"database_specific":{"severity":"High"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1502"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-4034"}],"affected":[{"package":{"name":"polkit","ecosystem":"openEuler:20.03-LTS-SP1","purl":"pkg:rpm/openEuler/polkit&distro=openEuler-20.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.116-8.oe1"}]}],"ecosystem_specific":{"src":["polkit-0.116-8.oe1.src.rpm"],"x86_64":["polkit-0.116-8.oe1.x86_64.rpm","polkit-debuginfo-0.116-8.oe1.x86_64.rpm","polkit-debugsource-0.116-8.oe1.x86_64.rpm","polkit-libs-0.116-8.oe1.x86_64.rpm","polkit-devel-0.116-8.oe1.x86_64.rpm"],"noarch":["polkit-help-0.116-8.oe1.noarch.rpm"],"aarch64":["polkit-debugsource-0.116-8.oe1.aarch64.rpm","polkit-libs-0.116-8.oe1.aarch64.rpm","polkit-devel-0.116-8.oe1.aarch64.rpm","polkit-debuginfo-0.116-8.oe1.aarch64.rpm","polkit-0.116-8.oe1.aarch64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2022-1502.json"}},{"package":{"name":"polkit","ecosystem":"openEuler:20.03-LTS-SP2","purl":"pkg:rpm/openEuler/polkit&distro=openEuler-20.03-LTS-SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.116-9.oe1"}]}],"ecosystem_specific":{"src":["polkit-0.116-9.oe1.src.rpm"],"x86_64":["polkit-libs-0.116-9.oe1.x86_64.rpm","polkit-devel-0.116-9.oe1.x86_64.rpm","polkit-debuginfo-0.116-9.oe1.x86_64.rpm","polkit-0.116-9.oe1.x86_64.rpm","polkit-debugsource-0.116-9.oe1.x86_64.rpm"],"noarch":["polkit-help-0.116-9.oe1.noarch.rpm"],"aarch64":["polkit-debuginfo-0.116-9.oe1.aarch64.rpm","polkit-devel-0.116-9.oe1.aarch64.rpm","polkit-0.116-9.oe1.aarch64.rpm","polkit-debugsource-0.116-9.oe1.aarch64.rpm","polkit-libs-0.116-9.oe1.aarch64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2022-1502.json"}},{"package":{"name":"polkit","ecosystem":"openEuler:20.03-LTS-SP3","purl":"pkg:rpm/openEuler/polkit&distro=openEuler-20.03-LTS-SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.116-9.oe1"}]}],"ecosystem_specific":{"src":["polkit-0.116-9.oe1.src.rpm"],"x86_64":["polkit-0.116-9.oe1.x86_64.rpm","polkit-debuginfo-0.116-9.oe1.x86_64.rpm","polkit-debugsource-0.116-9.oe1.x86_64.rpm","polkit-libs-0.116-9.oe1.x86_64.rpm","polkit-devel-0.116-9.oe1.x86_64.rpm"],"noarch":["polkit-help-0.116-9.oe1.noarch.rpm"],"aarch64":["polkit-0.116-9.oe1.aarch64.rpm","polkit-devel-0.116-9.oe1.aarch64.rpm","polkit-debuginfo-0.116-9.oe1.aarch64.rpm","polkit-libs-0.116-9.oe1.aarch64.rpm","polkit-debugsource-0.116-9.oe1.aarch64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2022-1502.json"}}],"schema_version":"1.7.3"}