Vulnerability · Published Dec 23, 2022 · Assigned by talos
CVE-2022-43600
High 8.1
In plain English
A high-severity heap buffer overflow in OpenImageIO from OpenImageIO Project. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.8% (higher than 79% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
Multiple code execution vulnerabilities exist in the IFFOutput::close() functionality of OpenImageIO Project OpenImageIO v2.4.4.2. A specially crafted ImageOutput Object can lead to a heap buffer overflow. An attacker can provide malicious input to trigger these vulnerabilities.This vulnerability arises when the `xmax` variable is set to 0xFFFF and `m_spec.format` is `TypeDesc::UINT16`
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | openimageio | 2.4.7.1+dfsg-2 | DEBIAN-CVE-2022-43600 |
| Debian:13 | openimageio | 2.4.7.1+dfsg-2 | DEBIAN-CVE-2022-43600 |
| Debian:14 | openimageio | 2.4.7.1+dfsg-2 | DEBIAN-CVE-2022-43600 |
| Ubuntu:22.04:LTS | openimageio | no fix listed | UBUNTU-CVE-2022-43600 |
| Ubuntu:25.10 | openimageio | no fix listed | UBUNTU-CVE-2022-43600 |
| Ubuntu:26.10 | openimageio | no fix listed | UBUNTU-CVE-2022-43600 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| OpenImageIO Project | OpenImageIO | v2.4.4.2 |
Weakness: CWE-122 · Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H