cbcvebase.
CVE-2020-14347
published 2020-08-05

CVE-2020-14347: A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server…

medium5.5CVSS 3.1
AVLACLPRLUINSUCHINAN
A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable.

Affected

17 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debiandebian_linux
debiandebian_linux
debianxorg-server< xorg-server 2:1.20.9-1 (bookworm)xorg-server 2:1.20.9-1 (bookworm)
the_xorg_projectxorg-x11-server
x.orgx_server< 1.20.91.20.9
x.orgxorg-server>= 0 < 2:1.20.9-12:1.20.9-1
x.orgxorg-server>= 0 < 2:1.20.9-12:1.20.9-1
x.orgxorg-server>= 0 < 2:1.20.9-12:1.20.9-1
x.orgxorg-server>= 0 < 2:1.20.9-12:1.20.9-1
x.orgxorg-server>= 0 < 2:1.18.4-0ubuntu0.92:1.18.4-0ubuntu0.9
x.orgxorg-server>= 0 < 2:1.19.6-1ubuntu4.52:1.19.6-1ubuntu4.5
x.orgxorg-server>= 0 < 2:1.20.8-2ubuntu2.32:1.20.8-2ubuntu2.3
x.orgxorg-server>= 0 < 2:1.15.1-0ubuntu2.11+esm22:1.15.1-0ubuntu2.11+esm2

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
osv7.8HIGH