CVE-2024-32623 Memory corruption in n/a
A heap-based buffer overflow in the HDF5 library allows attackers to execute arbitrary code or cause denial of service via crafted files.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-32623?
CVE-2024-32623 is a high-severity memory corruption vulnerability in Hdfgroup Hdf5, published on 9 May 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5VM_array_fill in H5VM.c (called from H5S_select_elements in H5Spoint.c).
Weakness: CWE-122
Which versions are affected by CVE-2024-32623?
It affects 1 product.
Products include Hdfgroup Hdf5.
How do I fix CVE-2024-32623?
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-2024-32623 being exploited?
There is no known exploitation of CVE-2024-32623 in the wild and no public exploit code.
Other vulnerabilities in Hdfgroup Hdf5
Sources
Also known as AZL-40547, AZL-40732, DEBIAN-CVE-2024-32623, ECHO-203f-5135-3b0c, GHSA-f9xr-555m-75cp, JLSEC-2026-318 and 2 more.