CVE-2026-8084: A vulnerability was determined in OSGeo gdal up to 3.13.0dev-4

Q: How do I fix CVE-2026-8084?

gdal: upgrade to newer than 3.12.4. Exact commands for each OS are on this page.

Q: Is CVE-2026-8084 being exploited?

CVE-2026-8084 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-8084 affect?

CVE-2026-8084 affects gdal. Severity is low (CVSS 3.3). A vulnerability was determined in OSGeo gdal up to 3.13.0dev-4. This vulnerability affects the function memmove of the file frmts/hdf4/hdf-eos/SWapi.c of the component HDF-EOS Grid File Handler. This manipulation causes out-of-bounds read.

Q: How urgent is CVE-2026-8084?

Priority 21/100. Public exploit reference

Routine

LOW 3.3UPGRADE

CVE-2026-8084 is a low-severity flaw (CVSS 3.3) affecting gdal. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was determined in OSGeo gdal up to 3.13.0dev-4. This vulnerability affects the function memmove of the file frmts/hdf4/hdf-eos/SWapi.c of the component HDF-EOS Grid File Handler. This manipulation causes out-of-bounds read. The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. Upgrading to version 3.13.0RC1 is able to resolve this issue. Patch name: a791f70f8eaec540974ec989ca6fb0

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	3.3 (Low)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 82%)
CISA exploited list	No
Weakness	CWE-119, CWE-125
Published	2026-05-07
Last modified	2026-10-26

Publisher (CNA): VulDB · Vendor: osgeo

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-07 19:16 UTCPublished CVE record published
2026-10-26 20:10 UTCUpdated Record last modified

osgeo gdal UPGRADE

Affected: <= 3.12.4 · 3.13.0 beta1 · 3.13.0 beta2

Fixed in: newer than 3.12.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy gdal || rpm -q gdal || gdal --version

2. UPGRADE to newer than 3.12.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade gdal

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade gdal

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-8084?

gdal: upgrade to newer than 3.12.4. Exact commands for each OS are on this page.

Is CVE-2026-8084 being exploited?

CVE-2026-8084 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-8084 affect?

CVE-2026-8084 affects gdal. Severity is low (CVSS 3.3). A vulnerability was determined in OSGeo gdal up to 3.13.0dev-4. This vulnerability affects the function memmove of the file frmts/hdf4/hdf-eos/SWapi.c of the component HDF-EOS Grid File Handler. This manipulation causes out-of-bounds read.

How urgent is CVE-2026-8084?

Priority 21/100. Public exploit reference

Related CVEs

CVE-2026-8087 MEDIUM 5.3 UPGRADE A security flaw has been discovered in OSGeo gdal up to 3.13.0dev-4
CVE-2026-8088 LOW 3.3 UPGRADE A weakness has been identified in OSGeo gdal up to 3.13.0dev-4
CVE-2026-8086 MEDIUM 5.3 UPGRADE A vulnerability was identified in OSGeo gdal up to 3.13.0dev-4

References

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