CVE-2026-59984

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

CVE-2026-59984 is fixed in openexr on 1 platform, first by DEBIAN-CVE-2026-59984, 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 3.1.0 through 3.2.10, 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 write. When a crafted B44-compressed scanline EXR causes the logical scratch size to truncate before allocation and uncompress_b44_impl() writes using the attacker-controlled channel width, allowing denial of service and memory corruption. 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-2026-59984 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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