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THREAT OPSThreat News › ZDI-26-529: Samsung Galaxy S25 TIFF File Processing Heap-based Buffer Overflow Remote Code Execution Vulnerability

ZDI-26-529: Samsung Galaxy S25 TIFF File Processing Heap-based Buffer Overflow Remote Code Execution Vulnerability

medzdi_publishedPublished 2026-08-11

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Samsung Galaxy S25 devices. User interaction may be required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2026-21045.

MITRE ATT&CK techniques

Indicators of compromise

Original source: http://www.zerodayinitiative.com/advisories/ZDI-26-529/