CVE-2021-3605: Debian Linux

Medium severity, CVSS 5.5. EPSS: 1% chance of exploitation in the next 30 days.

There's a flaw in OpenEXR's rleUncompress functionality in versions prior to 3.0.5. An attacker who is able to submit a crafted file to an application linked with OpenEXR could cause an out-of-bounds read. The greatest risk from this flaw is to application availability.

Affected products

• Debian Debian Linux: version 10.0 only; version 11.0 only
• Openexr Openexr: before 3.0.5 (fixed in 3.0.5)
• Red Hat Enterprise Linux: version 8.0 only

Published 2021-08-25. Last modified 2026-06-17.