RockyLinux 9 : xorg-x11-server-Xwayland (RLSA-2026:38490)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:38490 advisory. xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow CVE-2026-55999 X.org: xorg-x11-server: GLX contextTags Use-After-Free in...

PYSEC-2026-3366 TensorFlow has Floating Point Exception in AvgPoolGrad with XLA

Impact If the stride and window size are not positive for tf.rawops.AvgPoolGrad, it can give an FPE. python import tensorflow as tf import numpy as np @tf.functionjitcompile=True def test: y = tf.rawops.AvgPoolGradoriginputshape=1,0,0,0, grad=0.39117979, ksize=1,0,0,0, strides=1,0,0,0,...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: use-after-free information disclosure in CreateSaverWindow()

A use-after-free flaw was found in the X.Org X server and Xwayland in CreateSaverWindow. A client can trigger a use-after-free read after changing window attributes and forcing the screen saver, leading to information disclosure...

MAL-2026-10428 Malicious code in sysb1 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 95e8cd8412bd88621ce6b01197ff69e0dc347d017175fcbfe378cdc036407e27 The package presents itself as a 'System binary configuration tool' but its actual behavior is covert surveillance of the installer. On module load /...

xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow

A flaw was found in the glamorfontget function of the xorg-x11-server. This vulnerability, a heap buffer overflow, occurs when the server processes a specially crafted PCF font file where individual glyph metrics exceed the declared maximum bounds. An authenticated X client can exploit this by...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in XKB SetMap request via mapWidths indexing

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. XkbSetMapChecks declares a fixed-size stack buffer mapWidths256 indexed by key type index. The helper function CheckKeyTypes writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in XKB key types due to unchecked shift levels

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. The X server has multiple stack buffers sized XkbMaxShiftLevel XkbNumKbdGroups but CheckKeyTypes does not verify or clamp non-canonical key types to XkbMaxShiftLevel. A client can change key types to excessive shift...

ROS-20260713-73-0056

The vulnerability of the railwindowfree function in the RDP client FreeRDP relates to the use of memory after it is freed. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

Important: xorg-x11-server security update

X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon. Security Fixes: xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow CVE-2026-55999 For more details about the...

xorg-x11-server security update

1.20.11-34.3 - CVE fix for CVE-2026-55999 Resolves: https://redhat.atlassian.net/browse/RHEL-191493...

ALSA-2026:38488 Important: xorg-x11-server-Xwayland security update

Xwayland is an X server for running X clients under Wayland. Security Fixes: xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow CVE-2026-55999 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information, refer to th...

PT-2026-59566

Summary Type: Authorization bypass enabling destructive action. The DELETE /workspaces/workspace id endpoint is gated only by require workspace memberworkspace id default min role="member". Any member of the workspace can issue a single DELETE to wipe the entire workspace, including every project...

[SECURITY] Fedora 44 Update: xorg-x11-server-21.1.24-1.fc44

X.Org X11 X server...

Linux Distros Unpatched Vulnerability : CVE-2024-56803

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Ghostty is a cross-platform terminal emulator. Ghostty, as allowed by default in 1.0.0, allows attackers to modify the window title via a certain character esca...

CVE-2026-55370

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. Prior to 1.41.0, Logto's existing TOTP verification accepted a successfully used TOTP code again while the code remained inside the RFC 6238 acceptance window because the verifier used otplib's stateless check with window ...

CVE-2026-55370 Logto: TOTP code can be replayed within the RFC 6238 validity window (one-time use violation)

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. Prior to 1.41.0, Logto's existing TOTP verification accepted a successfully used TOTP code again while the code remained inside the RFC 6238 acceptance window because the verifier used otplib's stateless check with window ...

RHSA-2026:36798 Red Hat Security Advisory: xorg-x11-server-Xwayland security update

Bulletin has no description...

EUVD-2026-42551

Insertion of sensitive information into sent data vulnerability in Sayax Energy Technologies Inc. OSOS allows Authentication Bypass. This issue affects OSOS: through 09072026. NOTE: The vendor was contacted early about this disclosure but did not respond in any way...

SUSE CVE-2026-56000

Local attackers with a X connection able to provide GLX commit to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a Heap Use After Free, due to CommonMakeCurrent pointing into potentially reallocated memory...

httpd: httpd: HTTP/2 Remote Denial of Service via compression bomb and Slowloris-style attack

A flaw was found in HTTP/2, affecting various web servers. A remote attacker can exploit this vulnerability by combining an HPACK compression bomb with a zero-byte flow-control window. This technique allows a small amount of data to expand into large memory allocations on the server, which are th...