RHSA-2026:96088 - Security Advisory

Topic

An update for nodejs24 is now available for Red Hat Enterprise Linux 10.

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.

Description

Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices.

Security Fix(es):

• brace-expansion: brace-expansion: Denial of Service via uncontrolled recursion in nested brace patterns (CVE-2026-102278)
• brace-expansion: brace-expansion: Denial of Service via stack exhaustion from crafted brace patterns (CVE-2026-102276)
• undici: undici: Denial of Service via unhandled stream error on excessive content encodings (CVE-2026-109869)
• undici: undici: Denial of Service via TLS renegotiation with mismatched certificate (CVE-2026-87018)
• undici: undici: Certificate validation bypass via dropped TLS options in Agent (CVE-2026-109383)
• undici: undici: Cache poisoning and information disclosure via improper cross-origin redirect caching (CVE-2026-109829)
• nodejs: nodejs: TLS certificate hostname bypass via fullwidth-digit IP hostnames (CVE-2026-105483)
• nodejs: nodejs: TLS certificate hostname bypass via non-canonical IP hostnames (CVE-2026-106069)
• nodejs: nodejs: dns.resolve truncates hostnames containing a NUL character (CVE-2026-105482)

Bug Fix(es) and Enhancement(s):

• nodejs24: Rebase to the latest Node.js 24 release [rhel-10.2.z] (JIRA:RHEL-295759)

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.

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 10 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2 x86_64
• Red Hat Enterprise Linux for IBM z Systems 10 s390x
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.2 s390x
• Red Hat Enterprise Linux for Power, little endian 10 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.2 ppc64le
• Red Hat Enterprise Linux for ARM 64 10 aarch64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.2 aarch64
• Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.2 aarch64
• Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.2 s390x
• Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.2 ppc64le
• Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.2 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 10.2 aarch64
• Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 10.2 ppc64le
• Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 10.2 s390x

Fixes

• BZ - 2542700 - CVE-2026-102278 brace-expansion: brace-expansion: Denial of Service via uncontrolled recursion in nested brace patterns
• BZ - 2542707 - CVE-2026-102276 brace-expansion: brace-expansion: Denial of Service via stack exhaustion from crafted brace patterns
• BZ - 2553656 - CVE-2026-109869 undici: undici: Denial of Service via unhandled stream error on excessive content encodings
• BZ - 2553677 - CVE-2026-87018 undici: undici: Denial of Service via TLS renegotiation with mismatched certificate
• BZ - 2553678 - CVE-2026-109383 undici: undici: Certificate validation bypass via dropped TLS options in Agent
• BZ - 2553679 - CVE-2026-109829 undici: undici: Cache poisoning and information disclosure via improper cross-origin redirect caching
• BZ - 2559870 - CVE-2026-105483 nodejs: nodejs: TLS certificate hostname bypass via fullwidth-digit IP hostnames
• BZ - 2559873 - CVE-2026-106069 nodejs: nodejs: TLS certificate hostname bypass via non-canonical IP hostnames
• BZ - 2559875 - CVE-2026-105482 nodejs: nodejs: dns.resolve truncates hostnames containing a NUL character

CVEs

• CVE-2026-87018
• CVE-2026-102276
• CVE-2026-102278
• CVE-2026-105482
• CVE-2026-105483
• CVE-2026-106069
• CVE-2026-109383
• CVE-2026-109829
• CVE-2026-109869

References

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