CVE-2021-35269 Memory corruption in n/a
A heap buffer overflow in NTFS-3G allows attackers to execute arbitrary code and escalate privileges via a crafted NTFS attribute.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-35269?
CVE-2021-35269 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 7 Sep 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NTFS-3G versions < 2021.8.22, when a specially crafted NTFS attribute from the MFT is setup in the function ntfs_attr_setup_flag, a heap buffer overflow can occur allowing for code execution and escalation of privileges.
Weakness: CWE-787
Which versions are affected by CVE-2021-35269?
It affects 3 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Tuxera Ntfs-3g.
How do I fix CVE-2021-35269?
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-2021-35269 being exploited?
There is no known exploitation of CVE-2021-35269 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as AZL-6755, DEBIAN-CVE-2021-35269, GHSA-pg87-372g-hvgc, UBUNTU-CVE-2021-35269.