Gentoo Linux Security Advisory 202407-21 - Multiple vulnerabilities have been discovered in the X.Org X11 library, the worst of which could lead to a denial of service. Versions greater than or equal to 1.8.7 are affected.
7393de6db9c62c6eb63d27cc45ab8025049a8af894e4bedea9041d0aa8fe972fRed Hat Security Advisory 2024-2973-03 - An update for libX11 is now available for Red Hat Enterprise Linux 8. Issues addressed include heap overflow and integer overflow vulnerabilities.
2ea9451f647d1862af74c884cb89931c5c1cb83d885cb17a794ca9df40f4f37cRed Hat Security Advisory 2024-2145-03 - An update for libX11 is now available for Red Hat Enterprise Linux 9. Issues addressed include heap overflow and integer overflow vulnerabilities.
ae52f35adcfeb1c6e6e69e20b88ec3a6a7c21886d5b6b1a7e97e2c2157fc3fb9Ubuntu Security Notice 6407-2 - USN-6407-1 fixed several vulnerabilities in libx11. This update provides the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Gregory James Duck discovered that libx11 incorrectly handled certain keyboard symbols. If a user were tricked into connecting to a malicious X server, a remote attacker could use this issue to cause libx11 to crash, resulting in a denial of service, or possibly execute arbitrary code.
905c7909ee49daa903a1e52d786abc5e846fb1ff620af1440b725abdd9e3d929Debian Linux Security Advisory 5517-1 - Multiple security vulnerabilities were discovered in libx11, the X11 client-side library, which may result in denial of service or the execution of arbitrary code.
720490c80ef3aa2a17edad26fcd6d8d48e159dca68407486683f57a9a0486b0aUbuntu Security Notice 6407-1 - Gregory James Duck discovered that libx11 incorrectly handled certain keyboard symbols. If a user were tricked into connecting to a malicious X server, a remote attacker could use this issue to cause libx11 to crash, resulting in a denial of service, or possibly execute arbitrary code. Yair Mizrahi discovered that libx11 incorrectly handled certain malformed XPM image files. If a user were tricked into opening a specially crafted XPM image file, a remote attacker could possibly use this issue to consume memory, leading to a denial of service.
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