CVE-2018-14600

An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c interprets a variable as signed instead of unsigned, resulting in an out-of-bounds write of up to 128 bytes, leading to DoS or remote code execution...

CVE-2018-14599

An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c is vulnerable to an off-by-one error caused by malicious server responses, leading to DoS or possibly unspecified other impact...

Out-Of-Bounds Write

libX11.so is vulnerable to an out-of-bounds write. This is due to the length value in XGetFontPath and XListExtensions being interpreted as a signed character on different systems, which can lead to an out-of-bounds write of up to 128 bytes in front of the allocated storage...

Out-Of-Bounds Write

libX11.so is vulnerable to an out-of-bounds write. The server response consisting of a length byte followed by the actual string is not NULL-terminated, which could lead to an off-by-one override in the functions XGetFontPath, XListExtensions and XListFonts, and result in an out-of-bounds write...

FreeBSD : libX11 -- Multiple vulnerabilities (fe99d3ca-a63a-11e8-a7c6-54e1ad3d6335)

The freedesktop.org project reports : The functions XGetFontPath, XListExtensions, and XListFonts are vulnerable to an off-by-one override on malicious server responses. The server replies consist of chunks consisting of a length byte followed by actual string, which is not NUL-terminated. While...

X.org libX11 Denial of Service Vulnerability (CNVD-2018-16966)

X.Org libX11 is an X11 X Window System client library run by the X.Org Foundation. A denial of service vulnerability exists in the 'XListExtensions' function of the ListExt.c file in X.Org libX11 1.6.5 and earlier versions. An attacker can exploit this vulnerability by sending a reply that causes...

Slackware 14.0 / 14.1 / 14.2 / current : libX11 (SSA:2018-233-01)

New libX11 packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues. C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Slackware Security Advisory 2018-233-01. The text itself is copyright C Slackware Linu...

[slackware-security] libX11

New libX11 packages are available for Slackware 14.0, 14.1, 14.2, and -current to fix security issues. Here are the details from the Slackware 14.2 ChangeLog: patches/packages/libX11-1.6.6-i586-1slack14.2.txz: Upgraded. This update fixes some security issues: Fixed crash on invalid reply...

Rootstealer - X11 Trick To Inject Commands On Root Terminal

This is simple example of new attack that using X11. Program to detect when linux user opens terminal with root and inject intrusive commands in terminal with X11 lib. Video of Proof of concept The proposal of this video is use the tool rootstealer to spy all gui windows interactions and inject...

Security Bulletin: Using Components with Known Vulnerabilities affects IBM Security Guardium (multiple CVEs)

Summary IBM Security Guardium is vulnerable to several possible remote attacks Vulnerability Details CVEID: CVE-2015-4881 DESCRIPTION: An unspecified vulnerability in Oracle Java SE related to the CORBA component has complete confidentiality impact, complete integrity impact, and complete...

drm, libICE, libX11, libXaw, libXcursor, libXdmcp, libXfixes, libXfont, libXfont2, libXi, libXpm, libXrandr, libXrender, libXt, libXtst, libXv, libXvMC, libXxf86vm, libdrm, libepoxy, libevdev, libfontenc, libinput, libvdpau, libwacom, libxcb, libxkbcommon, libxkbfile, mesa, vulkan, xcb, xkeyboard, xorg security update

CentOS Errata and Security Advisory CESA-2017:1865 An update is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

X.org X11 libraries security, bug fix and enhancement update

libICE 1.0.9-9 - Add upstream patch to not pull libbsd - Add custom patch for Fedora 24 & 25 1.0.9-8 - Fix changelog 1.0.9-7 - Use libbsd for randoms CVE-2017-2626, rhbz1427715 1.0.9-6 - Rebuilt for https://fedoraproject.org/wiki/Fedora26MassRebuild 1.0.9-5 - Force disable documentation generatio...

SUSE SLES11 Security Update : xorg-x11-libX11 (SUSE-SU-2017:0644-1)

This update for xorg-x11-libX11 fixes the following issues : - a regression introduced by the security fix for CVE-2013-1997 bnc824294. Keyboard mappings for special characters on Non-English keyboards might have been broken. bnc1019642 Note that Tenable Network Security has extracted the precedi...

[SECURITY] [DLA 684-2] libx11 regression update

Package : libx11 Version : 2:1.5.0-1+deb7u4 A possible invalid free was introduced in libx11 2:1.5.0-1+deb7u3, which could lead to application crashes or other issues. For Debian 7 "Wheezy", these problems have been fixed in version 2:1.5.0-1+deb7u4. We recommend that you upgrade your libx11...

DLA-684-2 libx11 - regression update

Bulletin has no description...

CVE-2016-7943

The XListFonts function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving length fields, which trigger out-of-bounds write operations...

CVE-2016-7943

The XListFonts function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving length fields, which trigger out-of-bounds write operations...

DEBIAN-CVE-2016-7942

The XGetImage function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving image type and geometry, which triggers out-of-bounds read operations...

CVE-2016-7942

The XGetImage function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving image type and geometry, which triggers out-of-bounds read operations...

CVE-2016-7942

The XGetImage function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving image type and geometry, which triggers out-of-bounds read operations...