What is RHSA-2026:18465?

RHSA-2026:18465 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: edk2 security update

Which CVE IDs does RHSA-2026:18465 cover?

RHSA-2026:18465 covers the following CVE IDs: CVE-2025-2296. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:18465?

RHSA-2026:18465 has a CVSS v3 base score of 8.2, published by Red Hat Product Security.

Which products are affected by RHSA-2026:18465?

RHSA-2026:18465 affects 14 products, including: Red Hat Enterprise Linux AppStream (v. 10); Red Hat Enterprise Linux CodeReady Linux Builder (v. 10); edk2-0:20251114-5.el10_2.src as a component of Red Hat Enterprise Linux AppStream (v. 10); edk2-aarch64-0:20251114-5.el10_2.noarch as a component of Red Hat Enterprise Linux AppStream (v. 10); edk2-aarch64-0:20251114-5.el10_2.noarch as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10); and others — see the full list on the advisory page.

RHSA-2026:18465HighCVSS 8.2

Red Hat Security Advisory: edk2 security update

Vendor

Red Hat Product Security

Published

May 19, 2026

Last Modified

September 1, 2026

🔗 CVE IDs covered (1)

CVE-2025-2296 →

📋 Description

CVE-2025-2296 — edk2: EDK2: Improper Input Validation allows arbitrary command execution

🎯 Affected products14

Red Hat Enterprise Linux AppStream (v. 10)
Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)
edk2-0:20251114-5.el10_2.src as a component of Red Hat Enterprise Linux AppStream (v. 10)
edk2-aarch64-0:20251114-5.el10_2.noarch as a component of Red Hat Enterprise Linux AppStream (v. 10)
edk2-aarch64-0:20251114-5.el10_2.noarch as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)
edk2-debugsource-0:20251114-5.el10_2.aarch64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)
edk2-debugsource-0:20251114-5.el10_2.x86_64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)
edk2-ovmf-0:20251114-5.el10_2.noarch as a component of Red Hat Enterprise Linux AppStream (v. 10)
edk2-ovmf-0:20251114-5.el10_2.noarch as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)
edk2-tools-0:20251114-5.el10_2.aarch64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)
edk2-tools-0:20251114-5.el10_2.x86_64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)
edk2-tools-debuginfo-0:20251114-5.el10_2.aarch64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)
edk2-tools-debuginfo-0:20251114-5.el10_2.x86_64 as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)
edk2-tools-doc-0:20251114-5.el10_2.noarch as a component of Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: To reduce the risk by disabling direct-boot mode, ensuring all bootable kernels are signed and present in the Secure Boot DB, and restricting privileged access to prevent attackers from introducing unsigned payloads.

🔗 CVE IDs covered (1)

📋 Description

🎯 Affected products14

✅ Remediation

🔗 References (11)