Linux · Security advisory · November 4, 2020

RHSA-2020:4756: Security update for 4 packages

RHSA-2020:4756, released November 4, 2020, fixes 3 CVEs across 4 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0590
93rd percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 3 Routine 0

Fixed package versions

ProductReleaseFixed in
varnishRHEL 80:6.0.6-2.module+el8.3.0+6843+b3b42fcc
varnish-develRHEL 80:6.0.6-2.module+el8.3.0+6843+b3b42fcc
varnish-docsRHEL 80:6.0.6-2.module+el8.3.0+6843+b3b42fcc
varnish-modulesRHEL 80:0.15.0-5.module+el8.3.0+6843+b3b42fcc

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2019-15892 varnish: Varnish Cache is a high-performance HTTP accelerator 7.5 0.0590 None reported
High CVE-2020-11653 varnish: Varnish Cache is a high-performance HTTP accelerator 7.5 0.0216 None reported
High CVE-2019-20637 varnish: Varnish Cache is a high-performance HTTP accelerator 7.5 0.0179 None reported
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