{"schema_version":"1.7.2","id":"OESA-2026-1814","modified":"2026-08-06T11:10:50Z","published":"2026-04-03T11:10:50Z","upstream":["CVE-2026-4897"],"summary":"polkit security update","details":"polkit is a toolkit for defining and handling authorizations. It is used for allowing unprivileged processes to speak to privileged processes.\r\n\r\nSecurity Fix(es):\n\nA flaw was found in polkit. A local user can exploit this by providing a specially crafted, excessively long input to the `polkit-agent-helper-1` setuid binary via standard input (stdin). This unbounded input can lead to an out-of-memory (OOM) condition, resulting in a Denial of Service (DoS) for the system.(CVE-2026-4897)","affected":[{"package":{"ecosystem":"openEuler:24.03-LTS-SP3","name":"polkit","purl":"pkg:rpm/openEuler/polkit&distro=openEuler-24.03-LTS-SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"123-4.oe2403sp3"}]}],"ecosystem_specific":{"aarch64":["polkit-123-4.oe2403sp3.aarch64.rpm","polkit-debuginfo-123-4.oe2403sp3.aarch64.rpm","polkit-debugsource-123-4.oe2403sp3.aarch64.rpm","polkit-devel-123-4.oe2403sp3.aarch64.rpm","polkit-libs-123-4.oe2403sp3.aarch64.rpm"],"noarch":["polkit-help-123-4.oe2403sp3.noarch.rpm"],"src":["polkit-123-4.oe2403sp3.src.rpm"],"x86_64":["polkit-123-4.oe2403sp3.x86_64.rpm","polkit-debuginfo-123-4.oe2403sp3.x86_64.rpm","polkit-debugsource-123-4.oe2403sp3.x86_64.rpm","polkit-devel-123-4.oe2403sp3.x86_64.rpm","polkit-libs-123-4.oe2403sp3.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:20.03-LTS-SP4","name":"polkit","purl":"pkg:rpm/openEuler/polkit&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.116-12.oe2003sp4"}]}],"ecosystem_specific":{"aarch64":["polkit-0.116-12.oe2003sp4.aarch64.rpm","polkit-debuginfo-0.116-12.oe2003sp4.aarch64.rpm","polkit-debugsource-0.116-12.oe2003sp4.aarch64.rpm","polkit-devel-0.116-12.oe2003sp4.aarch64.rpm","polkit-libs-0.116-12.oe2003sp4.aarch64.rpm"],"noarch":["polkit-help-0.116-12.oe2003sp4.noarch.rpm"],"src":["polkit-0.116-12.oe2003sp4.src.rpm"],"x86_64":["polkit-0.116-12.oe2003sp4.x86_64.rpm","polkit-debuginfo-0.116-12.oe2003sp4.x86_64.rpm","polkit-debugsource-0.116-12.oe2003sp4.x86_64.rpm","polkit-devel-0.116-12.oe2003sp4.x86_64.rpm","polkit-libs-0.116-12.oe2003sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:22.03-LTS-SP4","name":"polkit","purl":"pkg:rpm/openEuler/polkit&distro=openEuler-22.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.120-12.oe2203sp4"}]}],"ecosystem_specific":{"aarch64":["polkit-0.120-12.oe2203sp4.aarch64.rpm","polkit-debuginfo-0.120-12.oe2203sp4.aarch64.rpm","polkit-debugsource-0.120-12.oe2203sp4.aarch64.rpm","polkit-devel-0.120-12.oe2203sp4.aarch64.rpm","polkit-libs-0.120-12.oe2203sp4.aarch64.rpm"],"noarch":["polkit-help-0.120-12.oe2203sp4.noarch.rpm"],"src":["polkit-0.120-12.oe2203sp4.src.rpm"],"x86_64":["polkit-0.120-12.oe2203sp4.x86_64.rpm","polkit-debuginfo-0.120-12.oe2203sp4.x86_64.rpm","polkit-debugsource-0.120-12.oe2203sp4.x86_64.rpm","polkit-devel-0.120-12.oe2203sp4.x86_64.rpm","polkit-libs-0.120-12.oe2203sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:24.03-LTS","name":"polkit","purl":"pkg:rpm/openEuler/polkit&distro=openEuler-24.03-LTS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"123-4.oe2403sp2"}]}],"ecosystem_specific":{"aarch64":["polkit-123-4.oe2403sp3.aarch64.rpm","polkit-debuginfo-123-4.oe2403sp3.aarch64.rpm","polkit-debugsource-123-4.oe2403sp3.aarch64.rpm","polkit-devel-123-4.oe2403sp3.aarch64.rpm","polkit-libs-123-4.oe2403sp3.aarch64.rpm","polkit-123-4.oe2403.aarch64.rpm","polkit-debuginfo-123-4.oe2403.aarch64.rpm","polkit-debugsource-123-4.oe2403.aarch64.rpm","polkit-devel-123-4.oe2403.aarch64.rpm","polkit-libs-123-4.oe2403.aarch64.rpm","polkit-123-4.oe2403sp1.aarch64.rpm","polkit-debuginfo-123-4.oe2403sp1.aarch64.rpm","polkit-debugsource-123-4.oe2403sp1.aarch64.rpm","polkit-devel-123-4.oe2403sp1.aarch64.rpm","polkit-libs-123-4.oe2403sp1.aarch64.rpm","polkit-123-4.oe2403sp2.aarch64.rpm","polkit-debuginfo-123-4.oe2403sp2.aarch64.rpm","polkit-debugsource-123-4.oe2403sp2.aarch64.rpm","polkit-devel-123-4.oe2403sp2.aarch64.rpm","polkit-libs-123-4.oe2403sp2.aarch64.rpm"],"noarch":["polkit-help-123-4.oe2403sp3.noarch.rpm","polkit-help-123-4.oe2403.noarch.rpm","polkit-help-123-4.oe2403sp1.noarch.rpm","polkit-help-123-4.oe2403sp2.noarch.rpm"],"src":["polkit-123-4.oe2403sp3.src.rpm","polkit-123-4.oe2403.src.rpm","polkit-123-4.oe2403sp1.src.rpm","polkit-123-4.oe2403sp2.src.rpm"],"x86_64":["polkit-123-4.oe2403sp3.x86_64.rpm","polkit-debuginfo-123-4.oe2403sp3.x86_64.rpm","polkit-debugsource-123-4.oe2403sp3.x86_64.rpm","polkit-devel-123-4.oe2403sp3.x86_64.rpm","polkit-libs-123-4.oe2403sp3.x86_64.rpm","polkit-123-4.oe2403.x86_64.rpm","polkit-debuginfo-123-4.oe2403.x86_64.rpm","polkit-debugsource-123-4.oe2403.x86_64.rpm","polkit-devel-123-4.oe2403.x86_64.rpm","polkit-libs-123-4.oe2403.x86_64.rpm","polkit-123-4.oe2403sp1.x86_64.rpm","polkit-debuginfo-123-4.oe2403sp1.x86_64.rpm","polkit-debugsource-123-4.oe2403sp1.x86_64.rpm","polkit-devel-123-4.oe2403sp1.x86_64.rpm","polkit-libs-123-4.oe2403sp1.x86_64.rpm","polkit-123-4.oe2403sp2.x86_64.rpm","polkit-debuginfo-123-4.oe2403sp2.x86_64.rpm","polkit-debugsource-123-4.oe2403sp2.x86_64.rpm","polkit-devel-123-4.oe2403sp2.x86_64.rpm","polkit-libs-123-4.oe2403sp2.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:24.03-LTS-SP1","name":"polkit","purl":"pkg:rpm/openEuler/polkit&distro=openEuler-24.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"123-4.oe2403sp1"}]}],"ecosystem_specific":{"aarch64":["polkit-123-4.oe2403sp1.aarch64.rpm","polkit-debuginfo-123-4.oe2403sp1.aarch64.rpm","polkit-debugsource-123-4.oe2403sp1.aarch64.rpm","polkit-devel-123-4.oe2403sp1.aarch64.rpm","polkit-libs-123-4.oe2403sp1.aarch64.rpm"],"noarch":["polkit-help-123-4.oe2403sp1.noarch.rpm"],"src":["polkit-123-4.oe2403sp1.src.rpm"],"x86_64":["polkit-123-4.oe2403sp1.x86_64.rpm","polkit-debuginfo-123-4.oe2403sp1.x86_64.rpm","polkit-debugsource-123-4.oe2403sp1.x86_64.rpm","polkit-devel-123-4.oe2403sp1.x86_64.rpm","polkit-libs-123-4.oe2403sp1.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:24.03-LTS-SP2","name":"polkit","purl":"pkg:rpm/openEuler/polkit&distro=openEuler-24.03-LTS-SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"123-4.oe2403sp2"}]}],"ecosystem_specific":{"aarch64":["polkit-123-4.oe2403sp2.aarch64.rpm","polkit-debuginfo-123-4.oe2403sp2.aarch64.rpm","polkit-debugsource-123-4.oe2403sp2.aarch64.rpm","polkit-devel-123-4.oe2403sp2.aarch64.rpm","polkit-libs-123-4.oe2403sp2.aarch64.rpm"],"noarch":["polkit-help-123-4.oe2403sp2.noarch.rpm"],"src":["polkit-123-4.oe2403sp2.src.rpm"],"x86_64":["polkit-123-4.oe2403sp2.x86_64.rpm","polkit-debuginfo-123-4.oe2403sp2.x86_64.rpm","polkit-debugsource-123-4.oe2403sp2.x86_64.rpm","polkit-devel-123-4.oe2403sp2.x86_64.rpm","polkit-libs-123-4.oe2403sp2.x86_64.rpm"]}}],"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-1814"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4897"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}],"database_specific":{"severity":"Medium"}}