CVE-2021-45832 Denial of service in n/a
A stack-based buffer overflow in the HDF5 library allows attackers to cause a denial of service via context-dependent inputs.
- 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
- None listed
What is CVE-2021-45832?
CVE-2021-45832 is a medium-severity denial of service vulnerability in Hdfgroup Hdf5, published on 5 Jan 2022. 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
A Stack-based Buffer Overflow Vulnerability exists in HDF5 1.13.1-1 at at hdf5/src/H5Eint.c, which causes a Denial of Service (context-dependent).
Weakness: CWE-674
Which versions are affected by CVE-2021-45832?
It affects 1 product.
Products include Hdfgroup Hdf5.
How do I fix CVE-2021-45832?
No fix has been published for CVE-2021-45832 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-45832 being exploited?
There is no known exploitation of CVE-2021-45832 in the wild and no public exploit code.
Other vulnerabilities in Hdfgroup Hdf5
Sources
Also known as DEBIAN-CVE-2021-45832, ECHO-fbd2-796b-a2f1, GHSA-hvh7-f5p9-68g8, UBUNTU-CVE-2021-45832.