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May 2021

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Date:
Thu, 20 May 2021 12:23:39 -0000
Reply-To:
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Subject:
Security ERRATA Important: xorg-x11-server on SL7.x x86_64
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Security Errata for Scientific Linux <[log in to unmask]>
From:
Farhan Ahmed <[log in to unmask]>
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Synopsis:          Important: xorg-x11-server security update
Advisory ID:       SLSA-2021:2033-1
Issue Date:        2021-05-20
CVE Numbers:       CVE-2021-3472
--

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

---

SL7
 x86_64
 - xorg-x11-server-Xdmx-1.20.4-16.el7_9.x86_64.rpm
 - xorg-x11-server-Xephyr-1.20.4-16.el7_9.x86_64.rpm
 - xorg-x11-server-Xnest-1.20.4-16.el7_9.x86_64.rpm
 - xorg-x11-server-Xorg-1.20.4-16.el7_9.x86_64.rpm
 - xorg-x11-server-Xvfb-1.20.4-16.el7_9.x86_64.rpm
 - xorg-x11-server-Xwayland-1.20.4-16.el7_9.x86_64.rpm
 - xorg-x11-server-common-1.20.4-16.el7_9.x86_64.rpm
 - xorg-x11-server-debuginfo-1.20.4-16.el7_9.i686.rpm
 - xorg-x11-server-debuginfo-1.20.4-16.el7_9.x86_64.rpm
 - xorg-x11-server-devel-1.20.4-16.el7_9.i686.rpm
 - xorg-x11-server-devel-1.20.4-16.el7_9.x86_64.rpm
 noarch
 - xorg-x11-server-source-1.20.4-16.el7_9.noarch.rpm
--

- Scientific Linux Development Team

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