CVE-2021-40264
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag...
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag function inFreeImageTag.cpp.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag function inFreeImageTag.cpp.
- Record
CVE-2021-40264- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
CVE List No score
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag function inFreeImageTag.cpp.
- Record
CVE-2021-40264- Updated
- 2026-11-02
EUVDEUVD-2021-27448 No score
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag function inFreeImageTag.cpp.
- Record
EUVD-2021-27448- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jpwh-p39r-3586
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag...
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag function inFreeImageTag.cpp.
- Record
GHSA-jpwh-p39r-3586- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
OSV
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag function inFreeImageTag.cpp.
- Record
CVE-2021-40264- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2021-40264
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag function inFreeImageTag.cpp.
- Record
DEBIAN-CVE-2021-40264- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2021-40264
NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag function inFreeImageTag.cpp.
- Record
UBUNTU-CVE-2021-40264- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
freeimageDebian:12 |
All versions, plus listed versions 3.18.0+ds2-103.18.0+ds2-113.18.0+ds2-93.18.0+ds2-9+deb12u13.18.0+ds2-9.14.2.1+ds-1~exp14.2.1+ds-1~exp24.2.1+ds-1~exp3 |
None known |
freeimageDebian:13 |
All versions, plus listed versions 3.18.0+ds2-114.2.1+ds-1~exp14.2.1+ds-1~exp24.2.1+ds-1~exp3 |
None known |
freeimageUbuntu:Pro:14.04:LTS |
All versions, plus listed versions 3.15.1-2build13.15.1-2build23.15.4-23.15.4-33.15.4-3ubuntu0.13.15.4-3ubuntu0.1+esm13.15.4-3ubuntu0.1+esm23.15.4-3ubuntu0.1+esm3 |
None known |
freeimageUbuntu:Pro:16.04:LTS |
All versions, plus listed versions 3.15.4-4.1build13.15.4-63.17.0+ds1-1.13.17.0+ds1-23.17.0+ds1-2ubuntu0.13.17.0+ds1-2ubuntu0.1+esm1 |
None known |
freeimageUbuntu:Pro:18.04:LTS |
All versions, plus listed versions 3.17.0+ds1-5build23.17.0+ds1-5+deb9u1build0.18.04.13.17.0+ds1-5+deb9u1ubuntu0.1~esm1 |
None known |
freeimageUbuntu:20.04:LTS |
All versions, plus listed versions 3.18.0+ds2-1ubuntu13.18.0+ds2-1ubuntu23.18.0+ds2-1ubuntu33.18.0+ds2-1ubuntu3.1 |
None known |
freeimageUbuntu:22.04:LTS |
All versions, plus listed versions 3.18.0+ds2-6ubuntu33.18.0+ds2-6ubuntu43.18.0+ds2-6ubuntu53.18.0+ds2-6ubuntu5.1 |
None known |
freeimageUbuntu:24.04:LTS |
All versions, plus listed versions 3.18.0+ds2-9.13.18.0+ds2-103.18.0+ds2-10build23.18.0+ds2-10build33.18.0+ds2-10build4 |
None known |
freeimageUbuntu:25.10 |
All versions, plus listed versions 3.18.0+ds2-11 |
None known |
freeimageUbuntu:26.10 |
All versions, plus listed versions 3.18.0+ds2-11build13.18.0+ds2-11build23.18.0+ds2-11build3 |
None known |
freeimageUbuntu:26.04:LTS |
All versions, plus listed versions 3.18.0+ds2-113.18.0+ds2-11build1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-40264 is a medium vulnerability (CVSS 6.5) in Freeimage Project Freeimage, published August 22, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.73%, the 54th percentile. No source names a fixed version.