CVE-2018-14615 Memory corruption in n/a
A buffer overflow in the Linux kernel's f2fs filesystem allows attackers to execute arbitrary code or escalate privileges via a crafted image.
- 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-2018-14615?
CVE-2018-14615 is a medium-severity memory corruption vulnerability in Linux kernel, published on 27 Jul 2018. 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
An issue was discovered in the Linux kernel through 4.17.10. There is a buffer overflow in truncate_inline_inode() in fs/f2fs/inline.c when umounting an f2fs image, because a length value may be negative.
Weakness: CWE-119
Which versions are affected by CVE-2018-14615?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2018-14615?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-14615 being exploited?
There is no known exploitation of CVE-2018-14615 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as CVE-2020-0435, DEBIAN-CVE-2018-14615, GHSA-m22j-65pc-fjqh, UBUNTU-CVE-2018-14615.