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Fedora 43 OpenSlide Important Memory Write Issue CVE-2026

Linuxsecurity •LinuxSecurity Advisories • June 17, 2026

Fedora Update Notification FEDORA-2026-3c93ea23b5 2026-06-17 08:24:34.389260+00:00 Name : openslide Product : Fedora 43 Version : 4.0.0 Release : 14.fc43 URL : Summary : C library for reading virtual slides Description : The OpenSlide library allows programs to access virtual slide files regardless of the underlying image format.

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-3c93ea23b5' at the command line. For more information, refer to the dnf documentation available at

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Fedora OpenSlide Vulnerabilities Addressed in Recent Updates On June 17, 2026, Fedora released updates for the OpenSlide library addressing two vulnerabilities identified as CVE-2026-e31dda6e44 for Fedora 44 and CVE-2026-3c93ea23b5 for Fedora 43. The OpenSlide library is a C library that enables access to virtual slide files, which are critical in medical imaging. The updates are designed to mitigate potential memory write issues and other security concerns. Users of Fedora 43 and 44 are advised to apply these updates promptly to protect their systems. The vulnerabilities could potentially allow unauthorized access or manipulation of virtual slide files, impacting users in medical and research sectors. The updates can be installed using the 'dnf' package manager, with specific commands provided in the advisories. Both vulnerabilities were disclosed on the same day, indicating a coordinated response to security issues in the OpenSlide library. 2 sources 46

Fedora 43 OpenSlide Important Memory Write Issue CVE-2026

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