CVE-2024-33877 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-2024-33877?
CVE-2024-33877 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 has a heap-based buffer overflow in H5T__conv_struct_opt in H5Tconv.c.
Weakness: CWE-122
Which versions are affected by CVE-2024-33877?
It affects 1 product.
Products include Hdfgroup Hdf5.
How do I fix CVE-2024-33877?
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-2024-33877 being exploited?
There is no known exploitation of CVE-2024-33877 in the wild and no public exploit code.
Other vulnerabilities in Hdfgroup Hdf5
Sources
Also known as AZL-40534, AZL-40714, DEBIAN-CVE-2024-33877, ECHO-191c-291f-4a11, GHSA-q9xx-vg8w-8qrv, JLSEC-2026-324 and 2 more.