Important: Red Hat Security Advisory: tigervnc security update

An update for tigervnc is now available for Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

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: Information disclosure or Denial of Service via out-of-bounds read in XKB modifier map handling

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

Important: Red Hat Security Advisory: tigervnc security update

An update for tigervnc is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring...

xwayland: xorg: X.Org X server: Information disclosure and denial of service via out-of-bounds read in XKB geometry processing.

A flaw was found in the X.Org X server. This out-of-bounds read vulnerability in the XKB geometry processing, specifically within the CheckSetGeom and XkbAddGeomKeyAlias functions, allows an attacker to read uninitialized or out-of-bounds memory. An attacker with a connection to the X11 server,...

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,...

xwayland: xorg: X.Org X server: Information disclosure and denial of service via out-of-bounds read in XKB geometry processing.

A flaw was found in the X.Org X server. This out-of-bounds read vulnerability in the XKB geometry processing, specifically within the CheckSetGeom and XkbAddGeomKeyAlias functions, allows an attacker to read uninitialized or out-of-bounds memory. An attacker with a connection to the X11 server,...

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 disclosure or Denial of Service via out-of-bounds read in XKB modifier map handling

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

[SECURITY] Fedora 44 Update: xorg-x11-server-Xwayland-24.1.12-1.fc44

Xwayland is an X server for running X clients under Wayland...

GHSA-JRH2-F5JC-XPGR OpenStack Ironic allows Boot Script Injection

OpenStack Ironic through 35.0.x allows Boot Script Injection...

EUVD-2026-34181

OpenStack Ironic through 35.0.x allows Boot Script Injection...

CVE-2026-46447

OpenStack Ironic before 35.0.2 allows Boot Script Injection of an iPXE script if the attacker can set node.driverinfo or node.instanceinfo...

CVE-2026-46254

In the Linux kernel, the following vulnerability has been resolved: AppArmor: Allow apparmor to handle unaligned dfa tables The dfa tables can originate from kernel or userspace and 8-byte alignment isn't always guaranteed and as such may trigger unaligned memory accesses on various architectures...

[SECURITY] Fedora 44 Update: xorg-x11-server-21.1.23-1.fc44

X.Org X11 X server...

MBS多款产品 安全漏洞

MBS Single-A and other products are a series of industrial communication gateways developed by the German company MBS. Several MBS products have security vulnerabilities. These vulnerabilities stem from insufficient validation of user-controlled inputs using the ugw-logstop method, which could...

MBS多款产品 安全漏洞

MBS Single-A and other products are a series of industrial communication gateways developed by the German company MBS. Several MBS products have security vulnerabilities; these vulnerabilities stem from stack buffer overflows, which may allow remote attackers to gain full system access as root...

MBS多款产品 安全漏洞

MBS Single-A and other products are a series of industrial communication gateways developed by the German company MBS. Several MBS products have security vulnerabilities; these vulnerabilities stem from the ugw-delete-file method, which insufficiently validates user-controlled inputs, potentially...

MBS多款产品 输入验证错误漏洞

MBS Single-A and other products are a series of industrial communication gateways developed by the German company MBS. Several MBS products have a vulnerability related to input validation errors. This vulnerability stems from the insufficient input validation provided by the ugw-logstop method,...

MBS多款产品 安全漏洞

MBS Single-A and other products are a series of industrial communication gateways developed by the German company MBS. Several MBS products have security vulnerabilities; these vulnerabilities stem from a stack buffer overflow in the gdv-serverconfig module, which could allow remote attackers to...