sticky_keys_hunter

Sticky Keys Hunter This POC bash script tests for sticky keys and utilman backdoors. The script will connect to an RDP server, send both the sticky keys and utilman triggers and screenshot the result. This script was written to prove a theory I had about detecting these backdoors in a blackbox...

EulerOS 2.0 SP13 : libXfont2 (EulerOS-SA-2026-4058)

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties before...

EulerOS 2.0 SP11 : xorg-x11-server (EulerOS-SA-2026-4388)

According to the versions of the xorg-x11-server packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. A mismatch between the X server and the libXfont2...

EulerOS 2.0 SP13 : xorg-x11-server (EulerOS-SA-2026-4207)

According to the versions of the xorg-x11-server packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. A mismatch between the X server and the libXfont2...

EulerOS 2.0 SP13 : libXfont2 (EulerOS-SA-2026-4149)

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap buffer overflow due to missing size checking in the property buffer when parsing PCF files in libXfont2 ComputeScaledProperties before...

Important: libX11

Issue Overview: A malicious X server could exploit a buffer overflow in libX11 before 1.8.14 during handling of XkbGetMap overflowing the keysymmap. CVE-2026-88806 Affected Packages: libX11 Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the...

libX11: libX11: Denial of Service via out-of-bounds read in XIM attribute parser

A flaw was found in libX11. An out-of-bounds read vulnerability in the X Input Method XIM attribute parser allows a malicious X server to cause a Denial of Service DoS by crashing connected client applications when processing specially crafted attributes...

CVE-2026-88812

A flaw was found in the X.Org X Server and XWayland. An error handling issue in the X Keyboard Extension XKB geometry processing fails to clear a memory pointer after an allocation failure, leading to a double-free condition during cleanup. A local user can exploit this vulnerability by sending a...

EulerOS 2.0 SP15 : xorg-x11-server (EulerOS-SA-2026-4025)

According to the versions of the xorg-x11-server packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : An out-of-bounds read flaw was found in the X.Org X server and Xwayland in glXDispChangeDrawableAttributes. A wrong size validation check...

EulerOS 2.0 SP15 : libXfont2 (EulerOS-SA-2026-3983)

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap buffer overflow in pcfReadFont due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers authenticated as X client...

FreeBSD : xorg -- Multiple vulnerabilities (06bf834f-c31f-11f1-9b94-901b0e13f1a0)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 06bf834f-c31f-11f1-9b94-901b0e13f1a0 advisory. X.Org reports: Multiple issues have been found in the X server and Xwayland implementations...

EulerOS 2.0 SP15 : xorg-x11-server (EulerOS-SA-2026-3959)

According to the versions of the xorg-x11-server packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : An out-of-bounds read flaw was found in the X.Org X server and Xwayland in glXDispChangeDrawableAttributes. A wrong size validation check...

EulerOS 2.0 SP15 : libXfont2 (EulerOS-SA-2026-3917)

According to the versions of the libXfont2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A heap buffer overflow in pcfReadFont due to missing glyph bounds checking in libXfont2 before 2.0.8 allows attackers authenticated as X client...

xorg -- Multiple vulnerabilities

X.Org reports: Multiple issues have been found in the X server and Xwayland implementations published by X.Org for which we are releasing security fixes for in xorg-server-21.1.25 and xwayland-24.1.14. CVE-2026-88812: XKB SetGeometry TextDoodad Double Free CVE-2026-93515: Present Extension...

Astra Linux – Vulnerability in xorg-server

A use-after-free flaw was identified in the X.Org X server and Xwayland within the miSyncDestroyFence function. A client that sets up multiple fence triggers may trigger a use-after-free function pointer call. An attacker could connect to the X server to set up a fence and wait for it, then anoth...

Astra Linux – Vulnerability in xwayland, xorg-server

A flaw was discovered in the X.Org X server. This vulnerability, an out-of-bounds read, affects the handling of XKB X Keyboard Extension modifier maps. An attacker with access to the X11 server can exploit this by sending a malformed request, causing the server to read beyond its intended memory...

AlmaLinux 9.6 [TuxCare] Security Update: libXfont2 / libXfont2-devel Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1784798270)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1784798270 advisory. - A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size could be used by attackers...

Rocky Linux 9.6 [TuxCare] Security Update: tigervnc / tigervnc-icons / tigervnc-license / tigervnc-selinux / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1778003374)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778003374 advisory. - A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling...

AlmaLinux 9.6 [TuxCare] Security Update: tigervnc / tigervnc-icons / tigervnc-license / tigervnc-selinux / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1778003374)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778003374 advisory. - A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling,...

CentOS Linux 7 [TuxCare] Security Update: xorg-x11-server-Xdmx / xorg-x11-server-Xephyr / etc Multiple Vulnerabilities (CENTOS7:CLSA-2026:1790585169)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1790585169 advisory. - A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allo...