Moderate: edk2 security, bug fix, and enhancement update

Topic

An update for edk2 is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

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.

Security Fix(es):

• edk2: Function GetEfiGlobalVariable2() return value not checked in DxeImageVerificationHandler() (CVE-2019-14560)
• openssl: Possible DoS translating ASN.1 object identifiers (CVE-2023-2650)

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 9.3 Release Notes linked from the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 9 x86_64
• Red Hat Enterprise Linux for ARM 64 9 aarch64
• Red Hat CodeReady Linux Builder for x86_64 9 x86_64
• Red Hat CodeReady Linux Builder for Power, little endian 9 ppc64le
• Red Hat CodeReady Linux Builder for ARM 64 9 aarch64
• Red Hat CodeReady Linux Builder for IBM z Systems 9 s390x

Fixes

• BZ - 1858038 - CVE-2019-14560 edk2: Function GetEfiGlobalVariable2() return value not checked in DxeImageVerificationHandler()
• BZ - 2055123 - [Q35] Failed to hot-plug a device whose membar > 2M into the vm
• BZ - 2124143 - ovmf must consider max cpu count not boot cpu count for apic mode [rhel-9]
• BZ - 2174749 - [edk2] re-enable dynamic mmio window
• BZ - 2176920 - [EDK2] disable dynamic mmio window [rhel-9.3.0]
• BZ - 2186754 - edk2: Add firmware images in qcow2 format
• BZ - 2189136 - windows 11 installation broken with edk2-20230301gitf80f052277c8-1.el9
• BZ - 2203094 - Add more than 17 pcie-root-ports, display Out Of Resource
• BZ - 2207947 - CVE-2023-2650 openssl: Possible DoS translating ASN.1 object identifiers
• BZ - 2211060 - SEV-es guest randomly stuck at boot to hard drive screen from powerdown and boot again
• BZ - 2218196 - Add vtpm devices with OVMF.amdsev.fd causes VM reset

CVEs

• CVE-2019-14560
• CVE-2023-2650

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.3_release_notes/index