{ "id": "openEuler-SA-2023-1127", "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2023-1127", "title": "An update for xorg-x11-server is now available for openEuler-20.03-LTS-SP1,openEuler-20.03-LTS-SP3,openEuler-22.03-LTS and openEuler-22.03-LTS-SP1", "severity": "High", "description": "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)", "cves": [ { "id": "CVE-2023-0494", "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-0494", "severity": "High" } ] }