MGASA-2023-0287

Dashboard / Vulnerabilities / MGASA-2023-0287

MGASA-2023-0287

Summary: Updated libX11 packages fix security vulnerabilities

Details: 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://advisories.mageia.org/MGASA-2023-0287.html, https://bugs.mageia.org/show_bug.cgi?id=32358, https://www.openwall.com/lists/oss-security/2023/10/03/1