CVE-2017-7861 Memory corruption in n/a

Critical 9.8 Published Updated

An out-of-bounds write in gRPC's memory allocation function allows attackers to execute arbitrary code or cause denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2017-7861?

CVE-2017-7861 is a critical memory corruption vulnerability in n/a, published on 14 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Google gRPC before 2017-02-22 has an out-of-bounds write related to the gpr_free function in core/lib/support/alloc.c.

Weakness: CWE-787

Which versions are affected by CVE-2017-7861?

It affects 1 product.

Products include Grpc Grpc.

How do I fix CVE-2017-7861?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2017-7861 being exploited?

There is no known exploitation of CVE-2017-7861 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2017-7861, GHSA-wgxc-2fq5-r7v3, UBUNTU-CVE-2017-7861.

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