[SECURITY] Fedora 45 Update: xcb-proto-1.17.0-12.fc45

XCB is a project to enable efficient language bindings to the X11 protocol. This package contains the protocol descriptions themselves. Language bindings use these protocol descriptions to generate code for marshalling the protocol...

AlmaLinux 9.2 [TuxCare] Security Update: libX11 / libX11-common / libX11-devel / libX11-xcb (ALMALINUX9.2:CLSA-2025:1745270046)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1745270046 advisory. - A vulnerability was found in libX11. The security flaw occurs because the functions in src/InitExt.c in libX11 do not check that the values...

SUSE CVE-2026-96423

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-96423

A flaw was found in Wireshark. A heap-based buffer overflow in the X11 protocol dissector allows an attacker to cause a Denial of Service DoS by injecting malformed packets or providing a crafted capture file. Successful exploitation leads to an application crash, disrupting network packet...

AZL-105003 CVE-2026-96423 affecting package wireshark 4.4.7-2

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-96423

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

DEBIAN-CVE-2026-96423

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

UBUNTU-CVE-2026-96423

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-96423 Heap-based Buffer Overflow in Wireshark

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

EUVD-2026-88714

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-96423 Heap-based Buffer Overflow in Wireshark

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-96423

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-96423

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-96423

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

CVE-2026-96423

The network protocol analyzer Wireshark is vulnerable to a heap-based buffer overflow in the X11 protocol dissector . This flaw, affecting versions 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 , allows an attacker to cause a Denial of Service (DoS) by injecting malformed packets or providing a crafted capt...

CVE-2026-96423 Heap-based Buffer Overflow in Wireshark

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

PT-2026-108991

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

Wireshark : CVE-2026-96423 : X11 protocol dissector crash

X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service...

Linux Distros Unpatched Vulnerability : CVE-2026-96423

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - X11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service CVE-2026-96423 Note that Nessus relies on the presence of the packag...

PT-2026-98292

Name of the Vulnerable Software and Affected Versions Wireshark versions 4.4.0 through 4.4.18 Wireshark versions 4.6.0 through 4.6.8 Description A crash in the X11 protocol dissector can lead to a denial of service when the software processes malformed network traffic or a specially crafted...