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FreeBSD: VID-4F8FFB9C-F388-4FBD-B90F-B3131559D888 (CVE-2017-13723): xorg-server -- multiple vulnerabilities

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FreeBSD: VID-4F8FFB9C-F388-4FBD-B90F-B3131559D888 (CVE-2017-13723): xorg-server -- multiple vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
10/04/2017
Created
07/25/2018
Added
10/13/2017
Modified
02/26/2023

Description

In X.Org Server (aka xserver and xorg-server) before 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other problems by injecting large or malformed XKB related atoms and accessing them via xkbcomp.

Solution(s)

  • freebsd-upgrade-package-xephyr
  • freebsd-upgrade-package-xorg-dmx
  • freebsd-upgrade-package-xorg-nestserver
  • freebsd-upgrade-package-xorg-server
  • freebsd-upgrade-package-xorg-vfbserver
  • freebsd-upgrade-package-xwayland

References

  • DSA-4000
  • 101253
  • GLSA-201710-30
  • CVE-2017-13723
  • USN-3453-1

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