Integer overflow in Openexr
CVE-2021-3933
An integer overflow could occur when OpenEXR processes a crafted file on systems where size_t < 64 bits. This could cause an invalid bytesPerLine and maxBytesPerLine value, which could lead to problems with application stability or lead to other attack paths.
Vulnerability class: Integer Overflow
EPSS: 0.009 (55.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Openexr
- Debian Debian_linux — versions 10.0, 11.0
- Fedoraproject Fedora — versions 36
- N/a Openexr — versions OpenEXR 3.1.2
Weakness classification (CWE)
References
- secalert@redhat.com (Third Party Advisory, Issue Tracking)
- secalert@redhat.com (vendor-advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
- secalert@redhat.com (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3933?
- CVE-2021-3933 is a medium-severity vulnerability in Openexr, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2022-03-25.
- How severe is CVE-2021-3933?
- Medium severity. CVSS v3 base score is 5.5 out of 10.