CVE-2021-23841

edk2-aarch64: EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines

CVE-2021-23841 is fixed in 12 products on 1 platform, first by libssl1.0.0 1.0.2n-1ubuntu5.6, released February 16, 2021. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.5
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0741
94th percentile

EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. The following packages have been upgraded to a later upstream version: edk2 (20210527gite1999b264f1f). (BZ#1846481, BZ#1938238) Security Fix(es): * openssl: integer overflow in CipherUpdate (CVE-2021-23840) * openssl: NULL pointer dereference in X509_issuer_and_serial_hash() (CVE-2021-23841) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
edk2 · rocky 8 0:20210527gite1999b264f1f-3.el8 RLSA-2021:4198 Nov 9, 2021
edk2-aarch64 · RHEL 8 0:20210527gite1999b264f1f-3.el8 RHSA-2021:4198 Nov 9, 2021
edk2-ovmf · RHEL 8 0:20210527gite1999b264f1f-3.el8 RHSA-2021:4198 Nov 9, 2021
edk2-ovmf · almalinux 8 20210527gite1999b264f1f-3.el8 ALSA-2021:4198 Nov 9, 2021
libssl1.0.0 · Ubuntu 18.04.6 LTS (bionic) 1.0.2n-1ubuntu5.6 libssl1.0.0 1.0.2n-1ubuntu5.6 Feb 16, 2021
libssl1.1 · Ubuntu 18.04.6 LTS (bionic) 1.1.1-1ubuntu2.1~18.04.8 libssl1.1 1.1.1-1ubuntu2.1~18.04.8 Feb 16, 2021
libssl1.1 · Ubuntu 20.04 LTS (focal) 1.1.1f-1ubuntu2.2 libssl1.1 1.1.1f-1ubuntu2.2 Feb 16, 2021
openssl · RHEL 8 1:1.1.1k-4.el8 RHSA-2021:4424 Nov 9, 2021
openssl · Ubuntu 18.04.6 LTS (bionic) 1.1.1-1ubuntu2.1~18.04.8 openssl 1.1.1-1ubuntu2.1~18.04.8 Feb 16, 2021
openssl · Ubuntu 20.04 LTS (focal) 1.1.1f-1ubuntu2.2 openssl 1.1.1f-1ubuntu2.2 Feb 16, 2021
openssl · ol 8 2:1.1.1k-4.ksplice1.el8 ELSA-2021-9561 Nov 23, 2021
openssl · rocky 8 1:1.1.1k-4.el8 RLSA-2021:4424 Nov 9, 2021
openssl-debugsource · ol 8 2:1.1.1k-4.ksplice1.el8 ELSA-2021-9561 Nov 23, 2021
openssl-devel · RHEL 8 1:1.1.1k-4.el8 RHSA-2021:4424 Nov 9, 2021
openssl-devel · ol 8 2:1.1.1k-4.ksplice1.el8 ELSA-2021-9561 Nov 23, 2021
openssl-libs · RHEL 8 1:1.1.1k-4.el8 RHSA-2021:4424 Nov 9, 2021
openssl-libs · ol 8 2:1.1.1k-4.ksplice1.el8 ELSA-2021-9561 Nov 23, 2021
openssl-perl · RHEL 8 1:1.1.1k-4.el8 RHSA-2021:4424 Nov 9, 2021
openssl-perl · ol 8 2:1.1.1k-4.ksplice1.el8 ELSA-2021-9561 Nov 23, 2021
openssl-static · ol 8 2:1.1.1k-4.ksplice1.el8 ELSA-2021-9561 Nov 23, 2021
openssl1.0 · Ubuntu 18.04.6 LTS (bionic) 1.0.2n-1ubuntu5.6 openssl1.0 1.0.2n-1ubuntu5.6 Feb 16, 2021

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