xorg: xwayland: X.Org X server: Use-after-free vulnerability leads to server crash and potential memory corruption

A flaw was found in the X.Org X server. This use-after-free vulnerability occurs in the XSYNC fence triggering logic, specifically within the miSyncTriggerFence function. An attacker with access to the X11 server can exploit this without user interaction, leading to a server crash and potentially...

Nginx UI 代码注入漏洞

Nginx UI is a web interface for Nginx developed by Jacky. Versions of Nginx UI prior to 2.3.8 had a code injection vulnerability. This vulnerability stemmed from the backup restoration endpoint POST /api/restore, which operates without authentication within the first 10 minutes after the process...

OESA-2026-2143 xorg-x11-server-xwayland security update

Xwayland is an X server for running X clients under Wayland. %package devel Summary: Development package Requires: pkgconfig %description devel The development package provides the developmental files which are necessary for developing Wayland compositors using Xwayland. %prep %autosetup -n...

CVE-2026-43053

CVE-2026-43053 affects the Linux kernel XFS filesystem. The flaw arises during inode inactivation with node-format extended attributes: xfs_attr3_node_inactive() invalidates child blocks but does not remove their references from the parent, creating a window where the parent can point to cancelle...

CVE-2026-31727

The CVE affects the Linux kernel USB gadget subsystem, specifically u_ether, where a NULL pointer dereference could occur when a userspace tool queries a surviving interface during a detached window after unbind. The root cause is a missing NULL check for dev->gadget in eth_get_drvinfo(), lead...

CVE-2026-31727 usb: gadget: u_ether: Fix NULL pointer deref in eth_get_drvinfo

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uether: Fix NULL pointer deref in ethgetdrvinfo Commit ec35c1969650 "usb: gadget: fncm: Fix netdevice lifecycle with devicemove" reparents the gadget device to /sys/devices/virtual during unbind, clearing the gadget...

Important: xorg-x11-server

Issue Overview: XKB Integer Underflow in XkbSetCompatMap CVE-2026-33999 XKB Out-of-bounds Read in CheckSetGeom CVE-2026-34000 XSYNC Use-after-free in miSyncTriggerFence CVE-2026-34001 XKB Out-of-bounds read in CheckModifierMap CVE-2026-34002 XKB Buffer overflow in CheckKeyTypes CVE-2026-34003...

Amazon Linux 2023 : openexr, openexr-devel, openexr-libs (ALAS2023-2026-1612)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1612 advisory. OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From 3.4.0 to before 3.4.9, a missing bounds...

AlmaLinux 9 : tigervnc (ALSA-2026:10739)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:10739 advisory. xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling CVE-2026-33999 xorg: xwayland: X.Org X server:...

Important: openexr

Issue Overview: OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From 3.4.0 to before 3.4.9, a missing bounds check on the dataWindow attribute in EXR file headers allows an attacker to trigger a signe...

GHSA-GQ27-FC8W-VCMP Admidio vulnerable to reflected XSS in msg_window.php via Square Bracket to HTML Tag Conversion

Summary An unauthenticated attacker can execute arbitrary JavaScript in any Admidio user's browser through a reflected XSS in system/msgwindow.php. The endpoint passes user input through htmlspecialchars, which does not encode square brackets. A subsequent call to Language::prepareTextPlaceholder...

Admidio vulnerable to reflected XSS in msg_window.php via Square Bracket to HTML Tag Conversion

Summary An unauthenticated attacker can execute arbitrary JavaScript in any Admidio user's browser through a reflected XSS in system/msgwindow.php. The endpoint passes user input through htmlspecialchars, which does not encode square brackets. A subsequent call to Language::prepareTextPlaceholder...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

xorg: xwayland: X.Org X server: Use-after-free vulnerability leads to server crash and potential memory corruption

A flaw was found in the X.Org X server. This use-after-free vulnerability occurs in the XSYNC fence triggering logic, specifically within the miSyncTriggerFence function. An attacker with access to the X11 server can exploit this without user interaction, leading to a server crash and potentially...

PT-2026-37145

Name of the Vulnerable Software and Affected Versions Admidio versions prior to 5.0.9 Description An unauthenticated attacker can execute arbitrary JavaScript in a user's browser via reflected Cross-Site Scripting XSS. The issue occurs in the 'system/msg window.php' endpoint, which accepts messag...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...

xorg: xwayland: X.Org X server: Use-after-free vulnerability leads to server crash and potential memory corruption

A flaw was found in the X.Org X server. This use-after-free vulnerability occurs in the XSYNC fence triggering logic, specifically within the miSyncTriggerFence function. An attacker with access to the X11 server can exploit this without user interaction, leading to a server crash and potentially...

xorg: xwayland: X.Org X server: Use-after-free vulnerability leads to server crash and potential memory corruption

A flaw was found in the X.Org X server. This use-after-free vulnerability occurs in the XSYNC fence triggering logic, specifically within the miSyncTriggerFence function. An attacker with access to the X11 server can exploit this without user interaction, leading to a server crash and potentially...

xorg: xwayland: X.Org X server: Information exposure and denial of service via out-of-bounds memory access

A flaw was found in the X.Org X server's XKB key types request validation. A local attacker could send a specially crafted request to the X server, leading to an out-of-bounds memory access vulnerability. This could result in the disclosure of sensitive information or cause the server to crash,...

After Mythos: New Playbooks For a Zero-Window Era

When patching isn’t fast enough, NDR helps contain the next era of threats. If you’ve been tracking advancements in AI, you know the exploit window, the short buffer that organizations relied on to patch and protect after a vulnerability disclosure, is closing fast. Anthropic’s new model, Claude...