CVE-2019-25050 Memory corruption in n/a
A stack-based buffer overflow in GDAL's netCDF handling 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
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-25050?
CVE-2019-25050 is a high-severity memory corruption vulnerability in n/a, published on 20 Jul 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
netCDF in GDAL 2.4.2 through 3.0.4 has a stack-based buffer overflow in nc4_get_att (called from nc4_get_att_tc and nc_get_att_text) and in uffd_cleanup (called from netCDFDataset::~netCDFDataset and netCDFDataset::~netCDFDataset).
Weakness: CWE-787
Which versions are affected by CVE-2019-25050?
1 open source package ship an affected version, including gdal. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gdal PyPI | From 2.4.2 | 3.1.0 |
Products include Osgeo Gdal.
How do I fix CVE-2019-25050?
Upgrade gdal to 3.1.0 or later.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-25050 being exploited?
There is no known exploitation of CVE-2019-25050 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2026-49014 GDAL: scanForGeometryContainers in the netCDF driver allows code execution via a stack-based buffer overflow
- CVE-2025-29480 Memory corruption in n/a
- CVE-2026-8212 OSGeo gdal SWapi.c SWSDfldsrch heap-based overflow
- CVE-2026-8213 OSGeo gdal Grid File GDapi.c GDSDfldsrch heap-based overflow
- CVE-2026-8084 OSGeo gdal HDF-EOS Grid File SWapi.c memmove out-of-bounds
Sources
Also known as DEBIAN-CVE-2019-25050, GHSA-723m-9g33-2g82, JLSEC-2026-282, PYSEC-2021-888, UBUNTU-CVE-2019-25050.