Severity: ElevatedAction: Patch

VU#128947: COVESA vsomeip excessive memory allocation in reliable (TCP) endpoint buffer handling

Overview vsomeip, COVESA's open source implementation of the SOME/IP automotive communication middleware, contained a memory allocation vulnerability present in versions 3.7.3 and below. A vsomeip reliable (TCP) SOME/IP endpoint grows its receive buffer to an attacker-declared message size before validating that the declared bytes have actually been received, allowing a remote, unauthenticated peer to exhaust host…

Excerpt from the primary source: CERT/CC Vulnerability Notes

Who is affected

Developers

What you should do · Patch

Apply the vendor's security update for the affected products. Check the linked advisory for affected and fixed versions, and put internet-facing systems first.

Automated guidance based on this story's classification. Check the linked advisories for specifics.

Sources

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Government advisory

VU#128947: COVESA vsomeip excessive memory allocation in reliable (TCP) endpoint buffer handling CERT/CC Vulnerability Notes · kb.cert.org · Oct 26, 2026 · Primary source
Severity: HighAction: Patch

Critical 'HTTP2Shell' Brotli vulnerability triggers emergency patches

A critical flaw dubbed 'HTTP2Shell' in Brotli, the C decoder library built into Node.js, could allow attackers to corrupt memory and access sensitive data.

Patch

Apply the vendor's security update for the affected products.

Severity: HighAction: Patch

Microsoft releases emergency .NET patches for critical Brotli flaw

Microsoft released emergency .NET security updates to patch a critical vulnerability known as Broccoli2Shell, also tracked as Node2Shell and HTTP2Shell.

Patch

Apply the vendor's security update for the affected products.

Severity: ElevatedAction: Be aware

10 Software Security Practices Built for the Next 250 Years

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