CVE-2026-59983

openexr: OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture...

CVE-2026-59983 is fixed in openexr on 1 platform, first by DEBIAN-CVE-2026-59983, released August 28, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0017
6th percentile

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. OpenEXR versions before 3.2.11, 3.3.0 through 3.3.12, and 3.4.0 through 3.4.13 are vulnerable on ILP32 builds to an out-of-bounds read. The vulnerability is reached when a crafted uncompressed deep-tile EXR causes the sample-count table size calculation in OpenEXRCore decoding.c to wrap before unpack_sample_table() iterates over the full attacker-controlled tile dimensions, allowing denial of service. This issue is fixed in versions 3.2.11, 3.3.13, and 3.4.14.

Where it's fixed

ProductFixed inFixReleased
Linux
openexr · Debian 14 3.4.14-0.1 DEBIAN-CVE-2026-59983 Aug 28, 2026
openexr · opensuse-leap 16.0 3.2.2-160000.10.1 OPENSUSE-SU-2026:21737-1 Sep 2, 2026
openexr · sles 16.0 3.2.2-160000.10.1 SUSE-SU-2026:23604-1 Sep 2, 2026

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