Headline
Red Hat Security Advisory 2024-9690-03
Red Hat Security Advisory 2024-9690-03 - An update for tigervnc is now available for Red Hat Enterprise Linux 8.8 Extended Update Support. Issues addressed include buffer overflow and privilege escalation vulnerabilities.
The following advisory data is extracted from:https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_9690.jsonRed Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.- Packet Storm Staff====================================================================Red Hat Security AdvisorySynopsis: Important: tigervnc security updateAdvisory ID: RHSA-2024:9690-03Product: Red Hat Enterprise LinuxAdvisory URL: https://access.redhat.com/errata/RHSA-2024:9690Issue date: 2024-11-21Revision: 03CVE Names: CVE-2024-9632====================================================================Summary: An update for tigervnc is now available for Red Hat Enterprise Linux 8.8 Extended Update Support.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 available for each vulnerability from the CVE link(s) in the References section.Description: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 is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients.Security Fix(es):* xorg-x11-server: tigervnc: heap-based buffer overflow privilege escalation vulnerability (CVE-2024-9632)For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Solution:https://access.redhat.com/articles/11258CVEs:CVE-2024-9632References:https://access.redhat.com/security/updates/classification/#importanthttps://bugzilla.redhat.com/show_bug.cgi?id=2317233Related news
Gentoo Linux Security Advisory 202411-8 - A vulnerability has been discovered in the Xorg Server and XWayland, the worst of which can result in privilege escalation. Versions greater than or equal to 21.1.14 are affected.
Red Hat Security Advisory 2024-9601-03 - An update for tigervnc is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. Issues addressed include buffer overflow and privilege escalation vulnerabilities.
Red Hat Security Advisory 2024-9579-03 - An update for tigervnc is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Issues addressed include buffer overflow and privilege escalation vulnerabilities.
Xlibre Xnest versions 24.1.0 and 24.2.0 suffer from a buffer overflow vulnerability that affected Xorg.
Ubuntu Security Notice 7085-2 - USN-7085-1 fixed a vulnerability in X.Org. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations in the X Keyboard Extension. An attacker could use this issue to cause the X Server to crash, leading to a denial of service, or possibly execute arbitrary code.
Debian Linux Security Advisory 5800-1 - Jan-Niklas Sohn discovered that a heap-based buffer overflow in the _XkbSetCompatMap function in the X Keyboard Extension of the X.org X server may result in privilege escalation if the X server is running privileged.
Ubuntu Security Notice 7085-1 - Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations in the X Keyboard Extension. An attacker could use this issue to cause the X Server to crash, leading to a denial of service, or possibly execute arbitrary code.