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Vulnerabilities

Vulnerability · CVE-2025-2756

A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3.

Published Mar 25, 2025 · catalog updated Nov 3, 2026 · A vulnerability classified as

Last checked Nov 6, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-2756. EPSS is 0.63%. Act only if a listed version of A vulnerability classified as is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A vulnerability classified as).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.63%
Remediation
Advisory link
Affected products
Debian:12 assimp · Debian:13 assimp · Debian:14 assimp

A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument tmp leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • Debian:12 assimp5.2.5~ds0-1, 5.2.5~ds0-1.1, 5.3.1+ds-1
  • Debian:13 assimp5.4.3+ds-2, 5.4.3+ds-3, 6.0.2+ds-1
  • Debian:14 assimp0 → 6.0.5+ds-1

How to fix CVE-2025-2756

  • Upgrade

    CVE-2025-2756 lists a fix boundary at 6.0.5+ds-1. Compare the installed build with that boundary before you change production.

  • Version check

    Fixed in 6.0.5+ds-1 · 6 other ranges on the advisory

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-2756. EPSS is 0.63%. Act only if a listed version of A vulnerability classified as is installed.

Which versions are affected?

Compare what you have installed with 5.2.5~ds0-1, 5.2.5~ds0-1.1, 5.3.1+ds-1, 5.4.3+ds-2, 5.4.3+ds-3, 6.0.2+ds-1, 0 → 6.0.5+ds-1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.63%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Debian security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 25, 2025 · Trivy Vulnerability DB

    Detected

    A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument tmp leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to

  2. Nov 3, 2026 · Trivy Vulnerability DB

    Fix available

    assimp fixed in 6.0.5+ds-1

  3. Nov 3, 2026 · Trivy Vulnerability DB

    Fix available

    assimp fixed in 6.0.5+ds-1

  4. Nov 3, 2026 · Trivy Vulnerability DB

    Updated

    A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument tmp leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to

Sources

  • CVE.orgVulnerability recordCVE-2025-2756

    Official CVE identifier

    cve.org
  • Trivy Vulnerability DBPackage advisoryDEBIAN-CVE-2025-2756

    A vulnerability classified as critical has been found in Open Asset Import Library Assimp 5.4.3. This affects the function Assimp::AC3DImporter::ConvertObjectSection of the file code/AssetLib/AC/ACLoader.cpp of the component AC3D File Handler. The manipulation of the argument tmp

    osv.dev

References

Freshness

Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 4, 2026
  • Trivy Vulnerability DBNov 3, 2026