Linux · 
Oracle Linux · Security advisory · April 18, 2020
Oracle Linux · Security advisory · April 18, 2020ELSA-2020-1495: thunderbird security update
ELSA-2020-1495, released April 18, 2020, fixes 5 CVEs in thunderbird (version 0:68.7.0-1.0.1.el8_1). 2 of them are being exploited (CVE-2020-6820); 2 on CISA KEV. Patch Radar priority: Patch now.
Patch now2 on CISA KEV
CVEs closed
5
2 rated Critical
Exploited
2
CVE-2020-6820
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0706
94th percentile
Priority of the 5 CVEs
Patch now 2
Urgent 0
High 3
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| thunderbird | ol 8 | 0:68.7.0-1.0.1.el8_1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Patch now | CVE-2020-6820 | Mozilla Firefox And Thunderbird Use-After-Free Vulnerability | 8.8 | 0.0706 | KEVExploited |
| Patch now | CVE-2020-6819 | Mozilla Firefox And Thunderbird Use-After-Free Vulnerability | 8.8 | 0.0304 | KEVExploited |
| High | CVE-2020-6825 | Firefox ESR: Mozilla developers and community members Tyson Smith and Christian Holler reported memory safety bugs… | 9.8 | 0.0219 | None reported |
| High | CVE-2020-6821 | Firefox ESR: When reading from areas partially or fully outside the source resource with WebGL's <code>copyTexSubImage</code>… | 7.5 | 0.0151 | None reported |
| High | CVE-2020-6822 | Firefox ESR: On 32-bit builds, an out of bounds write could have occurred when processing an image larger than 4 GB… | 8.8 | 0.0133 | None reported |
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