{"id":"OESA-2023-1127","summary":"xorg-x11-server security update","details":"X.Org X11 X server\r\n\r\nSecurity Fix(es):\r\n\r\nA vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be exploited by ProcXkbSetDeviceInfo() and ProcXkbGetDeviceInfo() to read and write into freed memory. This can lead to local privilege elevation on systems where the X server runs privileged and remote code execution for ssh X forwarding sessions.(CVE-2023-0494)","modified":"2026-03-11T06:26:42.664274Z","published":"2023-02-24T11:04:58Z","upstream":["CVE-2023-0494"],"database_specific":{"severity":"High"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1127"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0494"}],"affected":[{"package":{"name":"xorg-x11-server","ecosystem":"openEuler:20.03-LTS-SP1","purl":"pkg:rpm/openEuler/xorg-x11-server&distro=openEuler-20.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.8-16.oe1"}]}],"ecosystem_specific":{"src":["xorg-x11-server-1.20.8-16.oe1.src.rpm"],"noarch":["xorg-x11-server-help-1.20.8-16.oe1.noarch.rpm"],"aarch64":["xorg-x11-server-Xephyr-1.20.8-16.oe1.aarch64.rpm","xorg-x11-server-devel-1.20.8-16.oe1.aarch64.rpm","xorg-x11-server-debuginfo-1.20.8-16.oe1.aarch64.rpm","xorg-x11-server-1.20.8-16.oe1.aarch64.rpm","xorg-x11-server-debugsource-1.20.8-16.oe1.aarch64.rpm"],"x86_64":["xorg-x11-server-debuginfo-1.20.8-16.oe1.x86_64.rpm","xorg-x11-server-1.20.8-16.oe1.x86_64.rpm","xorg-x11-server-Xephyr-1.20.8-16.oe1.x86_64.rpm","xorg-x11-server-debugsource-1.20.8-16.oe1.x86_64.rpm","xorg-x11-server-devel-1.20.8-16.oe1.x86_64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2023-1127.json"}},{"package":{"name":"xorg-x11-server","ecosystem":"openEuler:20.03-LTS-SP3","purl":"pkg:rpm/openEuler/xorg-x11-server&distro=openEuler-20.03-LTS-SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.8-17.oe1"}]}],"ecosystem_specific":{"src":["xorg-x11-server-1.20.8-17.oe1.src.rpm"],"noarch":["xorg-x11-server-help-1.20.8-17.oe1.noarch.rpm"],"aarch64":["xorg-x11-server-Xephyr-1.20.8-17.oe1.aarch64.rpm","xorg-x11-server-1.20.8-17.oe1.aarch64.rpm","xorg-x11-server-debugsource-1.20.8-17.oe1.aarch64.rpm","xorg-x11-server-devel-1.20.8-17.oe1.aarch64.rpm","xorg-x11-server-debuginfo-1.20.8-17.oe1.aarch64.rpm"],"x86_64":["xorg-x11-server-debugsource-1.20.8-17.oe1.x86_64.rpm","xorg-x11-server-1.20.8-17.oe1.x86_64.rpm","xorg-x11-server-debuginfo-1.20.8-17.oe1.x86_64.rpm","xorg-x11-server-devel-1.20.8-17.oe1.x86_64.rpm","xorg-x11-server-Xephyr-1.20.8-17.oe1.x86_64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2023-1127.json"}},{"package":{"name":"xorg-x11-server","ecosystem":"openEuler:22.03-LTS","purl":"pkg:rpm/openEuler/xorg-x11-server&distro=openEuler-22.03-LTS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.11-16.oe2203sp1"}]}],"ecosystem_specific":{"src":["xorg-x11-server-1.20.11-16.oe2203.src.rpm","xorg-x11-server-1.20.11-16.oe2203sp1.src.rpm"],"noarch":["xorg-x11-server-help-1.20.11-16.oe2203.noarch.rpm","xorg-x11-server-source-1.20.11-16.oe2203.noarch.rpm","xorg-x11-server-help-1.20.11-16.oe2203sp1.noarch.rpm","xorg-x11-server-source-1.20.11-16.oe2203sp1.noarch.rpm"],"aarch64":["xorg-x11-server-Xnest-1.20.11-16.oe2203.aarch64.rpm","xorg-x11-server-Xephyr-1.20.11-16.oe2203.aarch64.rpm","xorg-x11-server-Xdmx-1.20.11-16.oe2203.aarch64.rpm","xorg-x11-server-devel-1.20.11-16.oe2203.aarch64.rpm","xorg-x11-server-common-1.20.11-16.oe2203.aarch64.rpm","xorg-x11-server-1.20.11-16.oe2203.aarch64.rpm","xorg-x11-server-debugsource-1.20.11-16.oe2203.aarch64.rpm","xorg-x11-server-debuginfo-1.20.11-16.oe2203.aarch64.rpm","xorg-x11-server-Xvfb-1.20.11-16.oe2203.aarch64.rpm","xorg-x11-server-debuginfo-1.20.11-16.oe2203sp1.aarch64.rpm","xorg-x11-server-common-1.20.11-16.oe2203sp1.aarch64.rpm","xorg-x11-server-1.20.11-16.oe2203sp1.aarch64.rpm","xorg-x11-server-Xnest-1.20.11-16.oe2203sp1.aarch64.rpm","xorg-x11-server-Xvfb-1.20.11-16.oe2203sp1.aarch64.rpm","xorg-x11-server-Xdmx-1.20.11-16.oe2203sp1.aarch64.rpm","xorg-x11-server-devel-1.20.11-16.oe2203sp1.aarch64.rpm","xorg-x11-server-Xephyr-1.20.11-16.oe2203sp1.aarch64.rpm","xorg-x11-server-debugsource-1.20.11-16.oe2203sp1.aarch64.rpm"],"x86_64":["xorg-x11-server-common-1.20.11-16.oe2203.x86_64.rpm","xorg-x11-server-debuginfo-1.20.11-16.oe2203.x86_64.rpm","xorg-x11-server-Xnest-1.20.11-16.oe2203.x86_64.rpm","xorg-x11-server-Xvfb-1.20.11-16.oe2203.x86_64.rpm","xorg-x11-server-Xdmx-1.20.11-16.oe2203.x86_64.rpm","xorg-x11-server-devel-1.20.11-16.oe2203.x86_64.rpm","xorg-x11-server-1.20.11-16.oe2203.x86_64.rpm","xorg-x11-server-Xephyr-1.20.11-16.oe2203.x86_64.rpm","xorg-x11-server-debugsource-1.20.11-16.oe2203.x86_64.rpm","xorg-x11-server-Xvfb-1.20.11-16.oe2203sp1.x86_64.rpm","xorg-x11-server-common-1.20.11-16.oe2203sp1.x86_64.rpm","xorg-x11-server-debuginfo-1.20.11-16.oe2203sp1.x86_64.rpm","xorg-x11-server-debugsource-1.20.11-16.oe2203sp1.x86_64.rpm","xorg-x11-server-Xdmx-1.20.11-16.oe2203sp1.x86_64.rpm","xorg-x11-server-Xnest-1.20.11-16.oe2203sp1.x86_64.rpm","xorg-x11-server-1.20.11-16.oe2203sp1.x86_64.rpm","xorg-x11-server-devel-1.20.11-16.oe2203sp1.x86_64.rpm","xorg-x11-server-Xephyr-1.20.11-16.oe2203sp1.x86_64.rpm"]},"database_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