RHEL 8 : tigervnc (RHSA-2023:0662)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:0662 advisory. Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine where it ...

SUSE SLES12 Security Update : xorg-x11-server (SUSE-SU-2023:0284-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2023:0284-1 advisory. - CVE-2023-0494: Fixed a use-after-free in DeepCopyPointerClasses bsc1207783. Tenable has extracted the preceding description block directly from the...

RHEL 8 : tigervnc (RHSA-2023:0671)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:0671 advisory. Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine where it ...

X.Org Server DeepCopyPointerClasses Use-After-Free Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of X.Org Server. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the...

EulerOS 2.0 SP8 : tigervnc (EulerOS-SA-2023-1340)

According to the versions of the tigervnc packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - A vulnerability was found in X.Org. This security flaw occurs because the XkbCopyNames function left a dangling pointer to freed memory,...

SUSE SLES15 Security Update : xorg-x11-server (SUSE-SU-2023:0287-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2023:0287-1 advisory. - CVE-2023-0494: Fixed a use-after-free in DeepCopyPointerClasses bsc1207783. Tenable has extracted the preceding description block directly...

RHEL 8 : tigervnc (RHSA-2023:0663)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:0663 advisory. Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine where it ...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : xwayland (SUSE-SU-2023:0289-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2023:0289-1 advisory. - CVE-2023-0494: Fixed a use-after-free in DeepCopyPointerClasses bsc1207783. Tenable has extracted the...

SUSE SLES12 Security Update : xorg-x11-server (SUSE-SU-2023:0286-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2023:0286-1 advisory. - CVE-2023-0494: Fixed a use-after-free in DeepCopyPointerClasses bsc1207783. Tenable has extracted the preceding description block directly...

SUSE SLES12 Security Update : xorg-x11-server (SUSE-SU-2023:0282-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2023:0282-1 advisory. - CVE-2023-0494: Fixed a use-after-free in DeepCopyPointerClasses bsc1207783. Tenable has extracted the preceding description block directly...

USN-5846-1: X.Org X Server vulnerability

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations. An attacker could possibly use these issues to cause the X Server to crash, execute arbitrary code, or escalate privileges...

Advisory ROSA-SA-2023-2095

Software: tigervnc 1.8.0 OS: rosa-server79 packageevrstring: tigervnc-1.8.0-22 CVE-ID: CVE-2022-4283 BDU-ID: None CVE-Crit: HIGH CVE-DESC: A vulnerability has been discovered in X.Org. This security flaw occurs because the XkbCopyNames function left a dangling pointer to freed memory, resulting i...

CVE-2023-0494

A vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be exploited by ProcXkbSetDeviceInfo and ProcXkbGetDeviceInfo to read and write into freed memory. This can lead to local privilege elevation on systems where the X server runs...

UBUNTU-CVE-2023-0494

A vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be exploited by ProcXkbSetDeviceInfo and ProcXkbGetDeviceInfo to read and write into freed memory. This can lead to local privilege elevation on systems where the X server runs...

CVE-2023-0494

A vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be exploited by ProcXkbSetDeviceInfo and ProcXkbGetDeviceInfo to read and write into freed memory. This can lead to local privilege elevation on systems where the X server runs...

RHEL 9 : tigervnc (RHSA-2023:0622)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:0622 advisory. Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine where it ...

xorg-server -- Security issue in the X server

The X.org project reports: CVE-2023-0494/ZDI-CAN-19596: X.Org Server DeepCopyPointerClasses use-after-free A dangling pointer in DeepCopyPointerClasses can be exploited by ProcXkbSetDeviceInfo and ProcXkbGetDeviceInfo to read/write into freed memory...

RHEL 9 : tigervnc (RHSA-2023:0623)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:0623 advisory. Virtual Network Computing VNC is a remote display system which allows users to view a computing desktop environment not only on the machine where it ...

Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : X.Org X Server vulnerability (USN-5846-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-5846-1 advisory. Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations. An attacker could possibly use these...

tigervnc security update

CentOS Errata and Security Advisory CESA-2023:0045 An update for tigervnc is now available for Red Hat Enterprise Linux 7. 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 severit...