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CVE-2021-45943

Date: December 30, 2021

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).

Language: C++

Severity Score

5.5

Related Resources (16)

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-45943

Url: https://github.com/OSGeo/gdal/commit/1ca6a3e5168c200763fa46d8aa7e698d0b757e7e

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JBPJGXY7IYY65NVJBLP3RONXE7ZBVCNU/

Url: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41993

Url: https://lists.debian.org/debian-lts-announce/2022/01/msg00004.html

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P23E4DEHY5FJCR5VJ46I6TO32DT7Y3T4/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P23E4DEHY5FJCR5VJ46I6TO32DT7Y3T4/

Url: https://github.com/google/oss-fuzz-vulns/blob/main/vulns/gdal/OSV-2021-1651.yaml

Url: https://security-tracker.debian.org/tracker/CVE-2021-45943

Url: https://www.debian.org/security/2022/dsa-5239

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JBPJGXY7IYY65NVJBLP3RONXE7ZBVCNU/

Url: https://github.com/OSGeo/gdal/pull/4944

Url: https://www.oracle.com/security-alerts/cpujul2022.html

Url: https://lists.debian.org/debian-lts-announce/2022/09/msg00040.html

Url: https://security.gentoo.org/glsa/202210-15

Url: https://www.mend.io/vulnerability-database/CVE-2021-45943

Severity Score

5.5

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:	5.5
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.3
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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