CVE-2021-45943 Information

Description

GDAL 3.3.0 through 3.4.0 has a heap-based buffer overflow in PCIDSK::CPCIDSKFile::ReadFromFile (called from PCIDSK::CPCIDSKSegment::ReadFromFile and PCIDSK::CPCIDSKBinarySegment::CPCIDSKBinarySegment).

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://github.com/OSGeo/gdal/pull/4944 https://github.com/google/oss-fuzz-vulns/blob/main/vulns/gdal/OSV-2021-1651.yaml https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41993 https://github.com/OSGeo/gdal/commit/1ca6a3e5168c200763fa46d8aa7e698d0b757e7e https://lists.debian.org/debian-lts-announce/2022/01/msg00004.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JBPJGXY7IYY65NVJBLP3RONXE7ZBVCNU/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P23E4DEHY5FJCR5VJ46I6TO32DT7Y3T4/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5