What is CVE-2021-26945?

CVE-2021-26945 is a medium-severity vulnerability in Openexr, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2021-06-08.

How severe is CVE-2021-26945?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Integer overflow in Openexr

CVE-2021-26945

An integer overflow leading to a heap-buffer overflow was found in OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.007 (48.4th 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
N/a Openexr — versions OpenEXR 3.0.1

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption
CWE-190 — Integer Overflow or Wraparound

References

secalert@redhat.com (Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2021-26945?: CVE-2021-26945 is a medium-severity vulnerability in Openexr, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2021-06-08.
How severe is CVE-2021-26945?: Medium severity. CVSS v3 base score is 5.5 out of 10.