Moderate: Red Hat Security Advisory: edk2 security, bug fix, and enhancement update

An update for edk2 is now available for Red Hat Enterprise Linux 8. 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 C...

ALSA-2026:36721 Moderate: edk2 security, bug fix, and enhancement update

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 Fixes: openssl: Out-of-bounds read & write in RFC 3211 KEK Unwrap CVE-2025-9230 Bug Fixes and Enhancements: FJ8.10 Bug How to Updat...

OESA-2026-2775 edk2 security update

EDK II is a modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications. Security Fixes: EDK2 contains a vulnerability in BIOS where a user may cause an Integer Overflow or Wraparound by network means. A successful exploitation of this vulnerability ma...

OESA-2026-2772 edk2 security update

EDK II is a modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications. Security Fixes: EDK2 contains a vulnerability in BIOS where an attacker may cause “Exposure of Sensitive Information to an Unauthorized Actor” by local access. Successful...

OESA-2026-2773 edk2 security update

EDK II is a modern, feature-rich, cross-platform firmware development environment for the UEFI and PI specifications. Security Fixes: EDK2 contains a vulnerability in BIOS where an attacker may cause “Exposure of Sensitive Information to an Unauthorized Actor” by local access. Successful...

CVE-2026-7383 affecting package edk2 for versions less than 20240524git3e722403cd16-18

CVE-2026-7383 affecting package edk2 for versions less than 20240524git3e722403cd16-18. A patched version of the package is available...

CVE-2026-42767 affecting package edk2 for versions less than 20240524git3e722403cd16-18

CVE-2026-42767 affecting package edk2 for versions less than 20240524git3e722403cd16-18. A patched version of the package is available...

CVE-2026-34180 affecting package edk2 for versions less than 20240524git3e722403cd16-18

CVE-2026-34180 affecting package edk2 for versions less than 20240524git3e722403cd16-18. A patched version of the package is available...

CVE-2026-45447 affecting package edk2 for versions less than 20240524git3e722403cd16-18

CVE-2026-45447 affecting package edk2 for versions less than 20240524git3e722403cd16-18. A patched version of the package is available...

CVE-2026-42766 affecting package edk2 for versions less than 20240524git3e722403cd16-18

CVE-2026-42766 affecting package edk2 for versions less than 20240524git3e722403cd16-18. A patched version of the package is available...

SUSE-SU-2026:0741-2 Security update for shim

This update for shim fixes the following issues: shim is updated to version 16.1: - shimstartimage: fix guid/handle pairing when uninstalling protocols - Fix uncompressed ipv6 netboot - fix test segfaults caused by uninitialized memory - SbatLevelVariable.txt: minor typo fix. - Realloc needs to...

AZL-89858 CVE-2026-7383 affecting package edk2 for versions less than 20240524git3e722403cd16-18

Issue summary: A signed integer overflow when sizing the destination buffer for Unicode output in ASN1mbstringncopy can lead to a heap buffer overflow. Impact summary: A heap buffer overflow may lead to a crash or possibly attacker controlled code execution or other undefined behaviour. In...

AZL-89873 CVE-2026-9076 affecting package edk2 for versions less than 20240524git3e722403cd16-18

Issue summary: When CMS password-based decryption RFC 3211 / PWRI key unwrap processes attacker-supplied CMS data, an attacker-chosen stream-mode KEK cipher can trigger a heap out-of-bounds read in kekunwrapkey. Impact summary: A heap buffer over-read may trigger a crash which leads to Denial of...

AZL-89864 CVE-2026-45447 affecting package edk2 for versions less than 20240524git3e722403cd16-18

Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification. Impact summary: A use-after-free may result in process crashes, heap corruption, or potentially remote code execution. When processing a PKCS7 or S/MIME signed...

AZL-89876 CVE-2026-45445 affecting package edk2 for versions less than 20240524git3e722403cd16-18

Issue summary: When an application drives an AES-OCB context through the public EVPCipher one-shot interface, the application-supplied initialisation vector IV is silently discarded. Impact summary: Every message encrypted under the same key uses the same effective nonce regardless of the IV...

AZL-95910 CVE-2026-42770 affecting package edk2 for versions less than 20240524git3e722403cd16-20

Issue summary: When EVPPKEYderivesetpeer is called with a DHX X9.42 peer key, the peer key is not properly checked for the subgroup membership. Impact summary: A malicious peer which presents an X9.42 key carrying the victim's p and g parameters, a forged q = r a small prime factor of the cofacto...

AZL-89870 CVE-2026-42767 affecting package edk2 for versions less than 20240524git3e722403cd16-18

Issue summary: An attacker-controlled CMP Certificate Management Protocol server could trigger a NULL pointer dereference in a CMP client application. Impact summary: A NULL pointer dereference causes a crash of the application and a Denial of Service. An attacker controlling a CMP server or acti...

AZL-89867 CVE-2026-42766 affecting package edk2 for versions less than 20240524git3e722403cd16-18

Issue summary: A specially crafted password-encrypted CMS message can trigger a NULL pointer dereference during CMS decryption. Impact summary: This NULL pointer dereference leads to an application crash and a Denial of Service. The CMS PasswordRecipientInfo.keyDerivationAlgorithm field is define...

AZL-89861 CVE-2026-34182 affecting package edk2 for versions less than 20240524git3e722403cd16-18

Issue Summary: Cryptographic Message Services CMS processing fails to perform sufficient input validation on the cipher and tag length fields of AuthEnvelopedData containers, leading to various potential compromises. Impact Summary: Attackers making use of these vulnerabilities may achieve...

AZL-89855 CVE-2026-34180 affecting package edk2 for versions less than 20240524git3e722403cd16-18

Issue summary: Parsing a crafted DER-encoded ASN.1 structure with a primitive element whose content exceeds 2 gigabytes in length may cause a heap buffer over-read on 64-bit Unix and Unix-like platforms. Impact summary: The heap buffer over-read may crash the application Denial of Service or to...