Description of the patch:
This update for xorg-x11-server fixes the following issues
glamor_font_get can lead to a heap buffer overflow when a font loaded from
a malicious PCF file is processed (bsc#1268893).CommonMakeCurrent can lead to a heap use-after-free when an
interaction with a malicious client creating GLX contexts happens (bsc#1268894).21.1.15-160000.6.121.1.15-160000.6.121.1.15-160000.6.121.1.15-160000.6.121.1.15-160000.6.121.1.15-160000.6.1Exploitability
AV:LAC:HPR:LUI:NScope
S:UImpact
C:HI:HA:H7.0/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H