Fedora 38 : xorg-x11-server (2023-b7835960ac)

The remote Fedora 38 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2023-b7835960ac advisory. Fix for CVE-2023-1393 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not tested for...

SUSE-SU-2023:1716-1 Security update for xwayland

This update for xwayland fixes the following issues: - CVE-2023-1393: Fixed use-after-free overlay window ZDI-CAN-19866 bsc1209543...

CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

AZL-35358 CVE-2023-1393 affecting package xorg-x11-server for versions less than 1.20.10-4

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

AZL-25859 CVE-2023-1393 affecting package xorg-x11-server for versions less than 1.20.10-4

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

DEBIAN-CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

AZL-44478 CVE-2023-1393 affecting package xorg-x11-server for versions less than 1.20.10-6

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

Design/Logic Flaw

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

SUSE CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

CVE-2023-1393

Concretely, CVE-2023-1393 affects the X.Org Server Overlay Window vulnerability in xorg-x11-server (and Xwayland variants) due to a use-after-free from destroying the compositor overlay window, leaving a dangling CompScreen pointer and enabling local privilege escalation. Affected packages includ...

CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

SUSE SLES12 Security Update : xorg-x11-server (SUSE-SU-2023:1674-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2023:1674-1 advisory. - A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys...

SUSE: Security Advisory (SUSE-SU-2023:1678-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE: Security Advisory (SUSE-SU-2023:1679-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2023-1393

A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-fr...

xorg-server -- Overlay Window Use-After-Free

The X.Org project reports: ZDI-CAN-19866/CVE-2023-1393: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability If a client explicitly destroys the compositor overlay window aka COW, the Xserver would leave a dangling pointer to that window in the CompScreen structure,...