Linux · 
Red Hat · Security advisory · November 9, 2021
Red Hat · Security advisory · November 9, 2021RHSA-2021:4424: Security update for 4 packages
RHSA-2021:4424, released November 9, 2021, fixes 2 CVEs across 4 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
2
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.5073
98th percentile
Priority of the 2 CVEs
Patch now 0
Urgent 0
High 2
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| openssl | RHEL 8 | 1:1.1.1k-4.el8 |
| openssl-devel | RHEL 8 | 1:1.1.1k-4.el8 |
| openssl-libs | RHEL 8 | 1:1.1.1k-4.el8 |
| openssl-perl | RHEL 8 | 1:1.1.1k-4.el8 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2021-23840 | libssl3t64: Calls to EVP_CipherUpdate, EVP_EncryptUpdate and EVP_DecryptUpdate mayoverflow the output length argument in some cas... | 7.5 | 0.5073 | None reported |
| High | CVE-2021-23841 | edk2-aarch64: EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines | 7.5 | 0.0741 | None reported |
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