Test ID:	1.3.6.1.4.1.25623.1.0.883349
Category:	CentOS Local Security Checks
Title:	CentOS: Security Advisory for xorg-x11-server-common (CESA-2021:2033)
Summary:	The remote host is missing an update for the 'xorg-x11-server-common'; package(s) announced via the CESA-2021:2033 advisory.
Description:	Summary: The remote host is missing an update for the 'xorg-x11-server-common' package(s) announced via the CESA-2021:2033 advisory. Vulnerability Insight: X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon. Security Fix(es): * xorg-x11-server: XChangeFeedbackControl integer underflow leads to privilege escalation (CVE-2021-3472) 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. Affected Software/OS: 'xorg-x11-server-common' package(s) on CentOS 7. Solution: Please install the updated package(s). CVSS Score: 7.2 CVSS Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2021-3472 Debian Security Information: DSA-4893 (Google Search) https://www.debian.org/security/2021/dsa-4893 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PEXPCLMVU25AUZTUXC4MYBGPKOAIM5TW/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MDF7TAJE7NPZPNVOXSD5HBIFLNPUOD2V/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MO6S5OPXUDYBSRSVWVLFLJ6AFERG4HNY/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N63KL3T22HNFT4FJ7VMVF6U5Q4RFJIQF/ https://security.gentoo.org/glsa/202104-02 https://gitlab.freedesktop.org/xorg/xserver/-/commit/7aaf54a1884f71dc363f0b884e57bcb67407a6cd https://seclists.org/oss-sec/2021/q2/20 https://www.tenable.com/plugins/nessus/148701 https://www.zerodayinitiative.com/advisories/ZDI-21-463/ https://bugzilla.redhat.com/show_bug.cgi?id=1944167 https://lists.x.org/archives/xorg-announce/2021-April/003080.html https://lists.debian.org/debian-lts-announce/2021/04/msg00013.html http://www.openwall.com/lists/oss-security/2021/04/13/1
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