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Fedora 43 OpenSlide Important Memory Write Issue CVE-2026-48977

fedora
Calendar Grey June 17, 2026
Scroller Fedora
Fix for arbitrary memory write issues in OpenSlide on Fedora 43 due to a crafted Ventana BIF file exploit.
Fix arbitrary memory write with crafted Ventana BIF file (CVE-2026-48977).

Summary

The OpenSlide library allows programs to access virtual slide files

regardless of the underlying image format.

Update Information:

Fix arbitrary memory write with crafted Ventana BIF file (CVE-2026-48977).

Topics%20covered

Topics Covered

security advisory fedora important arbitrary memory write openslide CVE-2026-48977

Change Log

* Sun Jun 7 2026 Benjamin Gilbert - 4.0.0-14 - Fix CVE-2026-48977

References

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 : https://openslide.org/ Summary : C library for reading virtual slides Description : The OpenSlide library allows programs to access virtual slide files regardless of the underlying image format.

Update Instructions

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 http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
important
Lowest
Low
Medium
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Critical

Name: openslide
Product: Fedora 43
Version: 4.0.0
Release: 14.fc43
URL: https://openslide.org/
Summary: C library for reading virtual slides

Topics%20covered

Topics Covered

security advisory fedora important arbitrary memory write openslide CVE-2026-48977

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