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CVE-2019-25050

netCDF in GDAL 2.4.2 through 3.0.4 has a stack-based buffer overflow in nc4_get_att (called from...

7.8 HighFix available

CVE-2019-25050 is a high vulnerability (CVSS 7.8) in Osgeo Gdal, published July 20, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 28th percentile. Fixed in gdal 3.1.0+dfsg-1.

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).

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.35%Down 1.1 points since Jul 20, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

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).

Record
CVE-2019-25050
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-787
Updated
2026-11-02
CVE List No score

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).

Record
CVE-2019-25050
Updated
2026-11-02
EUVDEUVD-2021-0091 No score

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).

Record
EUVD-2021-0091
Updated
2026-11-03
GitHub AdvisoriesGHSA-723m-9g33-2g82 No score

netCDF in GDAL 2.4.2 through 3.0.4 has a stack-based buffer overflow in nc4_get_att (called from...

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).

Record
GHSA-723m-9g33-2g82
Weakness
CWE-787
Updated
2026-11-02
OSV 7.8

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).

Record
CVE-2019-25050
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2019-25050 7.8

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).

Record
DEBIAN-CVE-2019-25050
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVJLSEC-2026-282 7.8

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).

Record
JLSEC-2026-282
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
OSVPYSEC-2021-888 7.8

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).

Record
PYSEC-2021-888
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2019-25050 7.8

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).

Record
UBUNTU-CVE-2019-25050
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
gdal
Debian:12
 before 3.1.0+dfsg-1
3.1.0+dfsg-1
gdal
Debian:13
 before 3.1.0+dfsg-1
3.1.0+dfsg-1
gdal
Debian:14
 before 3.1.0+dfsg-1
3.1.0+dfsg-1
GDAL_jll
Julia
 before 3.2.0+0
3.2.0+0
gdal
PyPI
 2.4.2 up to 3.1.0, plus listed versions
2.4.32.4.43.0.03.0.13.0.23.0.33.0.4
3.1.0
gdal
Ubuntu:Pro:14.04:LTS
 All versions, plus listed versions
1.9.0-3.1ubuntu41.9.0-3.1ubuntu61.10.1+dfsg-21.10.1+dfsg-2build11.10.1+dfsg-3
Show 8 moreShow less
1.10.1+dfsg-3build11.10.1+dfsg-3build21.10.1+dfsg-3ubuntu11.10.1+dfsg-3ubuntu21.10.1+dfsg-5ubuntu11.10.1+dfsg-5ubuntu1+esm11.10.1+dfsg-5ubuntu1+esm21.10.1+dfsg-5ubuntu1+esm3
 None known
gdal
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
1.11.2+dfsg-3ubuntu31.11.2+dfsg-3ubuntu41.11.3+dfsg-2build11.11.3+dfsg-2build21.11.3+dfsg-2build3
Show 5 moreShow less
1.11.3+dfsg-31.11.3+dfsg-3build11.11.3+dfsg-3build21.11.3+dfsg-3ubuntu0.1~esm11.11.3+dfsg-3ubuntu0.1~esm2
 None known
gdal
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
2.2.1+dfsg-2build32.2.1+dfsg-2build52.2.2+dfsg-2build12.2.3+dfsg-12.2.3+dfsg-22.2.3+dfsg-2ubuntu0.1~esm1
 None known

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02createdCVE List, GitHub Advisories, NVD, OSV

References

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