Linux · Security advisory · May 18, 2021

RHSA-2021:1586: Security update for 11 packages

RHSA-2021:1586, released May 18, 2021, fixes 12 CVEs across 11 products. One of them is being exploited (CVE-2021-30661); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV
CVEs closed
12
None rated Critical
Exploited
1
CVE-2021-30661
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0494
92nd percentile

Priority of the 12 CVEs

Patch now 1 Urgent 0 High 9 Routine 2

Fixed package versions

ProductReleaseFixed in
gdmRHEL 81:3.28.3-39.el8
glib2RHEL 80:2.56.4-9.el8
glib2-develRHEL 80:2.56.4-9.el8
glib2-docRHEL 80:2.56.4-9.el8
glib2-famRHEL 80:2.56.4-9.el8
glib2-staticRHEL 80:2.56.4-9.el8
glib2-testsRHEL 80:2.56.4-9.el8
webkit2gtk3RHEL 80:2.30.4-1.el8
webkit2gtk3-develRHEL 80:2.30.4-1.el8
webkit2gtk3-jscRHEL 80:2.30.4-1.el8
webkit2gtk3-jsc-develRHEL 80:2.30.4-1.el8

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Patch now CVE-2021-30661 gdm: GNOME is the default desktop environment of Red Hat Enterprise Linux. The following packages have been upgraded to a... 8.8 0.0449 KEVExploited
High CVE-2020-13584 gdm: GNOME is the default desktop environment of Red Hat Enterprise Linux. The following packages have been upgraded to a... 8.8 0.0494 None reported
High CVE-2020-13543 gdm: GNOME is the default desktop environment of Red Hat Enterprise Linux. The following packages have been upgraded to a... 8.8 0.0349 None reported
High CVE-2019-13012 gdm: GNOME is the default desktop environment of Red Hat Enterprise Linux. The following packages have been upgraded to a... 7.5 0.0321 None reported
High CVE-2020-9951 iTunes: A use after free issue was addressed with improved memory management. 8.8 0.0233 None reported
High CVE-2020-9983 gdm: GNOME is the default desktop environment of Red Hat Enterprise Linux. The following packages have been upgraded to a... 8.8 0.0220 None reported
High CVE-2021-1817 gdm: GNOME is the default desktop environment of Red Hat Enterprise Linux. The following packages have been upgraded to a... 8.8 0.0194 None reported
High CVE-2020-9948 gdm: GNOME is the default desktop environment of Red Hat Enterprise Linux. The following packages have been upgraded to a... 8.8 0.0169 None reported
High CVE-2021-1825 iTunes: An input validation issue was addressed with improved input validation. 8.1 0.0136 None reported
High CVE-2021-1826 gdm: GNOME is the default desktop environment of Red Hat Enterprise Linux. The following packages have been upgraded to a... 8.1 0.0114 None reported
Routine CVE-2021-1820 gdm: GNOME is the default desktop environment of Red Hat Enterprise Linux. The following packages have been upgraded to a... 6.5 0.0134 None reported
Routine CVE-2020-16125 gdm3: gdm3 versions before 3.36.2 or 3.38.2 would start gnome-initial-setup ifgdm3 can't contact the accountservice service... 6.4 0.0111 None reported
Showing 1 to 12 of 12 1