OESA-2023-1708

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OESA-2023-1708

Summary: libX11 security update

Details: Core X11 protocol client library. Security Fix(es): A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function. This flaw allows a local user to trigger an out-of-bounds read error and read the contents of memory on the system.(CVE-2023-43785) A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user to consume all available system resources and cause a denial of service condition.(CVE-2023-43786) A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.(CVE-2023-43787)

References: https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1708, https://nvd.nist.gov/vuln/detail/CVE-2023-43785, https://nvd.nist.gov/vuln/detail/CVE-2023-43786, https://nvd.nist.gov/vuln/detail/CVE-2023-43787