RHSA-2024:1076 - Security Advisory

标题

An update for edk2 is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. 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.

描述

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: Buffer overflow in the DHCPv6 client via a long Server ID option (CVE-2023-45230)
• edk2: Buffer overflow when processing DNS Servers option in a DHCPv6 Advertise message (CVE-2023-45234)

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.

解决方案

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

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

受影响的产品

• Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.2 x86_64
• Red Hat Enterprise Linux Server - AUS 9.2 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.2 aarch64
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64
• Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 9.2 x86_64
• Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 9.2 ppc64le
• Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 9.2 s390x
• Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 9.2 aarch64
• Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.2 aarch64
• Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.2 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.2 aarch64

修复

• BZ - 2258685 - CVE-2023-45230 edk2: Buffer overflow in the DHCPv6 client via a long Server ID option
• BZ - 2258697 - CVE-2023-45234 edk2: Buffer overflow when processing DNS Servers option in a DHCPv6 Advertise message

CVE

• CVE-2023-45230
• CVE-2023-45234

参考

• https://access.redhat.com/security/updates/classification/#important