CVE-2021-3598 Memory corruption in OpenEXR

What is CVE-2021-3598?

CVE-2021-3598 is a medium-severity memory corruption vulnerability in Debian Debian Linux, published on 6 Jul 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

There's a flaw in OpenEXR's ImfDeepScanLineInputFile 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.

Weakness: CWE-119

Which versions are affected by CVE-2021-3598?

It affects 3 products.

Products include Debian Debian Linux, Openexr Openexr, Redhat Enterprise Linux.

How do I fix CVE-2021-3598?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2021-3598 being exploited?

There is no known exploitation of CVE-2021-3598 in the wild and no public exploit code.

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All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as AZL-44292, DEBIAN-CVE-2021-3598, GHSA-fg32-5982-62p3, JLSEC-2026-128, UBUNTU-CVE-2021-3598.