CVE-2017-9105 Null dereference in n/a

High 8.8 Published Updated

A remote attacker can trigger a pointer corruption in the adns library, potentially leading to remote code execution or denial of service.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2017-9105?

CVE-2017-9105 is a high-severity vulnerability in Fedoraproject Fedora, published on 18 Jun 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An issue was discovered in adns before 1.5.2. It corrupts a pointer when a nameserver speaks first because of a wrong number of pointer dereferences. This bug may well be exploitable as a remote code execution.

Weakness: CWE-476

Which versions are affected by CVE-2017-9105?

It affects 2 products.

Products include Fedoraproject Fedora, Gnu Adns.

How do I fix CVE-2017-9105?

Upgrade to a fixed version.

Is CVE-2017-9105 being exploited?

There is no known exploitation of CVE-2017-9105 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-9105, GHSA-5g8r-gfq9-rv9g, UBUNTU-CVE-2017-9105.

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