CVE-2019-13104 Integer overflow in n/a
An integer underflow in U-Boot's ext4 filesystem handler allows attackers to overwrite memory via a crafted filesystem, potentially leading to code execution or system crash.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2019-13104?
CVE-2019-13104 is a high-severity vulnerability in Opensuse Leap, published on 6 Aug 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4, an underflow can cause memcpy() to overwrite a very large amount of data (including the whole stack) while reading a crafted ext4 filesystem.
Which versions are affected by CVE-2019-13104?
It affects 2 products.
Products include Denx U-Boot, Opensuse Leap.
How do I fix CVE-2019-13104?
Apply the vendor's patch.
Is CVE-2019-13104 being exploited?
There is no known exploitation of CVE-2019-13104 in the wild and no public exploit code.
Other vulnerabilities in Opensuse Leap
Sources
Also known as DEBIAN-CVE-2019-13104, GHSA-rf5j-jvr6-2g8r, UBUNTU-CVE-2019-13104.