CVE-2026-4738

GDAL Bundled zlib (inftree9.c) Pointer Offset Optimization Undefined Behavior Allows Heap Corruption or Remote Code Execution

Published: Mar 24, 2026Updated: Mar 24, 2026 Sources: CVE List NVDCWE-119

N/ACVSS

NVD MITRE

Description

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in OSGeo gdal (frmts/zlib/contrib/infback9 modules). This vulnerability is associated with program files inftree9.C‎. This issue affects gdal: before 3.11.0.

No summary for this CVE yet.

Weaknesses

CWE-119

Affected Products

OSGeo

oss-projectaka mapserver, geoserver, gdal

gdalMixed

OSS Libraries / generic-library

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

Privilege Escalation

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References

https://github.com/OSGeo/gdal/pull/12244

github.com

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