Affected: AlmaLinux:9: edk2-aarch64, AlmaLinux:9: edk2-ovmf, AlmaLinux:9: edk2-tools, AlmaLinux:9: edk2-tools-doc

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: integer overflow in CreateHob() could lead to HOB OOB R/W (CVE-2022-36765) * edk2: Predictable TCP Initial Sequence Numbers (CVE-2023-45236) * edk2: Use of a Weak PseudoRandom Number Generator (CVE-2023-45237)

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.

Affected: Alpaquita:23: edk2, Alpaquita:stream: edk2

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

ABB became aware of vulnerability in the product versions listed as affected in the advisory. An update is now available that addresses and remediates the vulnerability.

A network attacker could exploit the vulnerabilities to execute remote code, initiate DoS attacks, conduct DNS cache poisoning, or extract sensitive information.

Affected: openEuler:22.03-LTS-SP4: edk2, openEuler:22.03-LTS-SP3: edk2, openEuler:20.03-LTS-SP4: edk2, openEuler:22.03-LTS-SP1: edk2, openEuler:24.03-LTS: edk2

EDK II is a modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications. Security Fix(es): EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality. (CVE-2023-45236) EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality. (CVE-2023-45237)

ovmf-202405-1.1 on GA media

edk2: Integer underflow when processing IA_NA/IA_TA options in a DHCPv6 Advertise message edk2: Out of Bounds read when handling a ND Redirect message with truncated options edk2: Buffer overflow when handling Server ID option from a DHCPv6 proxy Advertise message edk2: Predictable TCP Initial Sequence Numbers edk2: Use of a Weak PseudoRandom Number Generator

ABB became aware of vulnerability in the product versions listed as affected in the advisory. An update is now available that addresses and remediates the vulnerability.

A network attacker could exploit the vulnerabilities to execute remote code, initiate DoS attacks, conduct DNS cache poisoning, or extract sensitive information.

Security update for ovmf

Affected: Ubuntu:Pro:16.04:LTS: edk2, Ubuntu:Pro:18.04:LTS: edk2, Ubuntu:20.04:LTS: edk2, Ubuntu:22.04:LTS: edk2, Ubuntu:24.04:LTS: edk2

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

Ein Angreifer aus dem angrenzenden Netzwerk oder ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in der EDK2 NetworkPkg IP stack implementation ausnutzen, um beliebigen Programmcode auszuführen, vertrauliche Informationen offenzulegen und einen Denial of Service Zustand auszulösen.