CVE-2019-11059 Memory corruption in n/a

Critical 9.8 Published 10 May 2019 Updated 4 Aug 2024

A buffer overflow in U-Boot's ext4 64-bit extension handling 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-2019-11059?

CVE-2019-11059 is a critical memory corruption vulnerability in n/a, published on 10 May 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Das U-Boot 2016.11-rc1 through 2019.04 mishandles the ext4 64-bit extension, resulting in a buffer overflow.

Weakness: CWE-119

Which versions are affected by CVE-2019-11059?

It affects 1 product.

Products include Denx U-Boot.

How do I fix CVE-2019-11059?

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-2019-11059 being exploited?

There is no known exploitation of CVE-2019-11059 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2019-11059, GHSA-4269-qr56-7rgx, UBUNTU-CVE-2019-11059.