Heap-based Buffer Overflow in GDAL by OSGeo
CVE-2021-45943

5.5MEDIUM

Key Information:

Vendor

Osgeo

Status
Gdal
Vendor
CVE Published:
1 January 2022

What is CVE-2021-45943?

GDAL versions 3.3.0 to 3.4.0 contain a serious vulnerability involving a heap-based buffer overflow in the PCIDSK::CPCIDSKFile::ReadFromFile function. This vulnerability can be exploited through improper handling of memory when reading PCIDSK files, leading to potential unauthorized memory access and arbitrary code execution. Users of GDAL are urged to update to secure versions to mitigate the risk associated with this vulnerability.

References

https://github.com/google/oss-fuzz-vulns/blob/main/vulns/...
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41993
https://github.com/OSGeo/gdal/commit/1ca6a3e5168c200763fa...

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.