Medium severity · published Jan 1, 2022
CVE-2021-45943
GDAL 3.3.0 through 3.4.0 has a heap-based buffer overflow in PCIDSK::CPCIDSKFile::ReadFromFile (called from PCIDSK::CPCIDSKSegment::ReadFromFile and…
5.5
CVSS
1.5%
EPSS
No
On KEV
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
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0; 10.0; 11.0 · source: NVD
FE
Fedora · Fedoraproject
34; 35 · source: NVD
GD
Gdal · Osgeo
3.3.0 through 3.4.0 · source: NVD
SA
Spatial And Graph · Oracle
19c; 21c · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45943
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45943
Exploit
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41993
Patch
https://github.com/OSGeo/gdal/commit/1ca6a3e5168c200763fa46d8aa7e698d0b757e7e
Exploit
https://github.com/OSGeo/gdal/pull/4944
Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/gdal/OSV-2021-1651.yaml
Mailing List
https://lists.debian.org/debian-lts-announce/2022/01/msg00004.html
Mailing List
https://lists.debian.org/debian-lts-announce/2022/09/msg00040.html
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