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CVE-2021-45943

GDAL 3.3.0 through 3.4.0 has a heap-based buffer overflow in PCIDSK::CPCIDSKFile::ReadFromFile ...

5.5 MediumFix available

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).

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

1.54%Up 0.5 points since Jan 1, 2022
90%50%10%1%

What each source reports

NVD Score used 5.5

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).

Record
CVE-2021-45943
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-787
Updated
2026-11-02
CVE List No score

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).

Record
CVE-2021-45943
Updated
2026-11-02
EUVDEUVD-2022-0111 No score

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).

Record
EUVD-2022-0111
Updated
2026-11-03
GitHub AdvisoriesGHSA-x54c-x29c-rpr5 5.5

GDAL 3.3.0 through 3.4.0 has a heap-based buffer overflow in PCIDSK::CPCIDSKFile::ReadFromFile ...

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).

Record
GHSA-x54c-x29c-rpr5
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-787
Updated
2026-11-02
OSV 5.5

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).

Record
CVE-2021-45943
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2021-45943 5.5

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).

Record
DEBIAN-CVE-2021-45943
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 4 moreShow less
OSVPYSEC-2022-43065 5.5

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).

Record
PYSEC-2022-43065
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2021-45943 5.5

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).

Record
UBUNTU-CVE-2021-45943
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVBIT-gdal-2021-45943 No score

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).

Record
BIT-gdal-2021-45943
Updated
2026-11-02
OSVMGASA-2022-0137 No score

Updated gdal packages fix security vulnerability

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). (CVE-2021-45943)

Record
MGASA-2022-0137
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
gdal
Bitnami
 3.3.0 up to 3.4.1
3.4.1
gdal
Debian:12
 before 3.4.1+dfsg-1
3.4.1+dfsg-1
gdal
Debian:13
 before 3.4.1+dfsg-1
3.4.1+dfsg-1
gdal
Debian:14
 before 3.4.1+dfsg-1
3.4.1+dfsg-1
gdal
Debian:9
From an advisory covering 2 CVEs
 before 2.1.2+dfsg-5+deb9u1, plus listed versions
2.1.2+dfsg-5
2.1.2+dfsg-5+deb9u1
gdal
Debian:10
From an advisory covering 2 CVEs
 before 2.4.0+dfsg-1+deb10u1, plus listed versions
2.4.0+dfsg-1
2.4.0+dfsg-1+deb10u1
gdal
Debian:11
 before 3.2.2+dfsg-2+deb11u2, plus listed versions
3.2.2+dfsg-23.2.2+dfsg-2+deb11u1
3.2.2+dfsg-2+deb11u2
gdal
Mageia:8
 before 3.1.3-7.2.mga8
3.1.3-7.2.mga8
gdal
PyPI
 3.3.0 up to 3.4.1, plus listed versions
3.3.13.3.23.3.33.4.0
3.4.1
gdal
Ubuntu:Pro:14.04:LTS
 All versions, plus listed versions
1.9.0-3.1ubuntu41.9.0-3.1ubuntu61.10.1+dfsg-21.10.1+dfsg-2build11.10.1+dfsg-3
Show 8 moreShow less
1.10.1+dfsg-3build11.10.1+dfsg-3build21.10.1+dfsg-3ubuntu11.10.1+dfsg-3ubuntu21.10.1+dfsg-5ubuntu11.10.1+dfsg-5ubuntu1+esm11.10.1+dfsg-5ubuntu1+esm21.10.1+dfsg-5ubuntu1+esm3
 None known
gdal
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
1.11.2+dfsg-3ubuntu31.11.2+dfsg-3ubuntu41.11.3+dfsg-2build11.11.3+dfsg-2build21.11.3+dfsg-2build3
Show 5 moreShow less
1.11.3+dfsg-31.11.3+dfsg-3build11.11.3+dfsg-3build21.11.3+dfsg-3ubuntu0.1~esm11.11.3+dfsg-3ubuntu0.1~esm2
 None known
gdal
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
2.2.1+dfsg-2build32.2.1+dfsg-2build52.2.2+dfsg-2build12.2.3+dfsg-12.2.3+dfsg-22.2.3+dfsg-2ubuntu0.1~esm1
 None known
gdal
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
2.4.2+dfsg-1build22.4.2+dfsg-1build42.4.2+dfsg-22.4.3+dfsg-13.0.4+dfsg-1
Show 4 moreShow less
3.0.4+dfsg-1build13.0.4+dfsg-1build23.0.4+dfsg-1build33.0.4+dfsg-1ubuntu0.1~esm1
 None known

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-45943 is a medium vulnerability (CVSS 5.5) in Osgeo Gdal, published December 31, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.54%, the 75th percentile. Fixed in gdal 3.4.1.

References

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