Medium severity5.5NVD Advisory· Published Nov 10, 2021· Updated Jun 17, 2026
CVE-2020-23894
CVE-2020-23894
Description
A User Mode Write AV in ntdll!RtlpCoalesceFreeBlocks+0x268 of WildBit Viewer v6.6 allows attackers to cause a denial of service (DoS) via a crafted tiff file.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- WildBit Viewer/WildBit Viewerdescription
- Range: v6.6
Patches
Vulnerability mechanics
References
2- github.com/Aurorainfinity/vulnerabilities/blob/master/WildBit_Viewer/tiff_file_format.mdnvdThird Party Advisory
- www.wildbit-soft.fi/software.htmlnvdProduct
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