CVE-2021-26220 Memory corruption in n/a
An out-of-bounds write in the ezxml library allows attackers to execute arbitrary code or cause denial of service via crafted XML files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2021-26220?
CVE-2021-26220 is a high-severity memory corruption vulnerability in n/a, published on 8 Feb 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The ezxml_toxml function in ezxml 0.8.6 and earlier is vulnerable to OOB write when opening XML file after exhausting the memory pool.
Weakness: CWE-787
Which versions are affected by CVE-2021-26220?
It affects 1 product.
Products include Ezxml Project Ezxml.
How do I fix CVE-2021-26220?
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-2021-26220 being exploited?
There is no known exploitation of CVE-2021-26220 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2021-26220, GHSA-9v38-f7c4-w54w, UBUNTU-CVE-2021-26220.