Bug 2443257 (CVE-2026-3282)

Summary: CVE-2026-3282 libvips: vips: libvips: Information Disclosure via out-of-bounds read in vips_unpremultiply_build
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
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Priority: low    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in libvips. A local attacker can exploit this vulnerability by manipulating the alpha_band argument in the vips_unpremultiply_build function, leading to an out-of-bounds read. This can potentially disclose sensitive information.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2443334, 2443335    
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Description OSIDB Bzimport 2026-02-27 04:01:42 UTC
A flaw has been found in libvips 8.19.0. This vulnerability affects the function vips_unpremultiply_build of the file libvips/conversion/unpremultiply.c. Executing a manipulation of the argument alpha_band can lead to out-of-bounds read. The attack needs to be launched locally. The exploit has been published and may be used. This patch is called 7215ead1e0cd7d3703cc4f5fca06d7d0f4c22b91. A patch should be applied to remediate this issue.