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Fedora
Fedora
added 3 days ago11 views

[SECURITY] Fedora 43 Update: xorg-x11-server-Xwayland-24.1.12-1.fc43

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

5.3AI score
Exploits0
CBLMariner
CBLMariner
added 4 days ago4 views

CVE-2026-50263 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1

CVE-2026-50263 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1. An upgraded version of the package is available that resolves this issue...

5.5CVSS5.2AI score0.00178EPSS
Exploits0
CBLMariner
CBLMariner
added 4 days ago6 views

CVE-2026-50257 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1

CVE-2026-50257 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1. An upgraded version of the package is available that resolves this issue...

7.8CVSS5.2AI score0.00185EPSS
Exploits0
CBLMariner
CBLMariner
added 4 days ago5 views

CVE-2026-50262 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1

CVE-2026-50262 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1. An upgraded version of the package is available that resolves this issue...

5.5CVSS5.2AI score0.00169EPSS
Exploits0
CBLMariner
CBLMariner
added 4 days ago6 views

CVE-2026-50256 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1

CVE-2026-50256 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1. An upgraded version of the package is available that resolves this issue...

7.8CVSS5.2AI score0.00196EPSS
Exploits0
CBLMariner
CBLMariner
added 4 days ago4 views

CVE-2026-50260 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1

CVE-2026-50260 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1. An upgraded version of the package is available that resolves this issue...

7.8CVSS5.2AI score0.00183EPSS
Exploits0
CBLMariner
CBLMariner
added 4 days ago3 views

CVE-2026-50261 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1

CVE-2026-50261 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1. An upgraded version of the package is available that resolves this issue...

7.8CVSS5.2AI score0.00183EPSS
Exploits0
CBLMariner
CBLMariner
added 4 days ago5 views

CVE-2026-50259 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1

CVE-2026-50259 affecting package xorg-x11-server-Xwayland for versions less than 24.1.12-1. An upgraded version of the package is available that resolves this issue...

7.8CVSS5.2AI score0.00206EPSS
Exploits0
OSV
OSV
added 5 days ago7 views

OESA-2026-2681 xorg-x11-server security update

X.Org X11 X server Security Fixes: 'Hi all,\n\nCVEs have been issued now, please see inline below\n\nOn Tue, Jun 02, 2026 at 10:01:46AM +1000, Peter Hutterer wrote:', "=======================================================================\nX.Org Security Advisory: June 2, 2026 \n\nIssues in X.Or...

7.8CVSS5.9AI score0.00206EPSS
Exploits0References10
Tenable Nessus
Tenable Nessus
added 5 days ago9 views

Fedora 43 : xorg-x11-server-Xwayland (2026-557e726e74)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-557e726e74 advisory. Update to xwayland 24.1.12, Security fixes for: ZDI-CAN-30136, ZDI-CAN-30159, ZDI-CAN-30160, ZDI-CAN-30161, ZDI-CAN-30163, ZDI-CAN-30164, ZDI-CAN-30165,...

5.5AI score
Exploits0References1
Microsoft CVE
Microsoft CVE
added 2026/06/09 8:2 a.m.6 views

Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: stack buffer overflow in xkb key types due to unchecked shift levels

...

7.8CVSS5.4AI score0.00206EPSS
Exploits0
Microsoft CVE
Microsoft CVE
added 2026/06/09 8:2 a.m.5 views

Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in misyncdestroyfence()

...

7.8CVSS5.4AI score0.00185EPSS
Exploits0
Microsoft CVE
Microsoft CVE
added 2026/06/09 8:2 a.m.6 views

Xorg-x11-server: xorg-x11-server-xwayland: xorg-x11-server: use-after-free in freecounter()

...

7.8CVSS5.4AI score0.00183EPSS
Exploits0
RedHat Linux
RedHat Linux
added 2026/06/08 2:7 a.m.8 views

Important: Red Hat Security Advisory: tigervnc security update

An update for tigervnc is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

9.8CVSS5.6AI score0.00397EPSS
Exploits0References7
Tenable Nessus
Tenable Nessus
added 2026/06/08 12:0 a.m.7 views

RHEL 8 : tigervnc (RHSA-2026:24341)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:24341 advisory. Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine...

9.8CVSS5.7AI score0.00397EPSS
Exploits0References14
Tenable Nessus
Tenable Nessus
added 2026/06/08 12:0 a.m.4 views

Amazon Linux 2023 : xorg-x11-server-Xwayland, xorg-x11-server-Xwayland-devel (ALAS2023-2026-1789)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1789 advisory. 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 library's maximum font name length can cause a stack buffer...

7.8CVSS5.9AI score0.00474EPSS
Exploits0References18
SUSE CVE
SUSE CVE
added 2026/06/06 2:45 a.m.3 views

SUSE CVE-2026-50256

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 library's maximum font name length can cause a stack buffer overflow during font alias resolution. The server allocates a 256 byte stack buffer but libXfont2's alias...

7.8CVSS5.8AI score0.00196EPSS
Exploits0References3
SUSE CVE
SUSE CVE
added 2026/06/06 2:45 a.m.5 views

SUSE CVE-2026-50257

A use-after-free flaw was found in the X.Org X server and Xwayland in miSyncDestroyFence. A client that sets up multiple fence triggers can trigger a use-after-free function pointer call. An attacker would connect to the X server to set up a fence and await that fence, then a second X connection...

7.8CVSS5.4AI score0.00185EPSS
Exploits0References3
SUSE CVE
SUSE CVE
added 2026/06/06 2:45 a.m.4 views

SUSE CVE-2026-50258

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...

7.8CVSS5.8AI score0.00206EPSS
Exploits0References3
SUSE CVE
SUSE CVE
added 2026/06/06 2:45 a.m.7 views

SUSE CVE-2026-50259

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...

7.8CVSS6AI score0.00206EPSS
Exploits0References3
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