Products: 1
Vulnerabilities: 2
Known Exploited: 0
1
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High Level Threats
1
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CVE-2025-48172
CHMLib through 2bef8d0, as used in SumatraPDF and other products, has a chm_lib.c _chm_decompress_block integer overflow. There is a resultant heap-based buffer overflow in _chm_fetch_bytes.
Last Modified: Apr 15, 2026
Published: Jul 04, 2025
CVE-2007-0619
chmlib before 0.39 allows user-assisted remote attackers to execute arbitrary code via a crafted page block length in a CHM file, which triggers memory corruption.
Last Modified: Apr 23, 2026
Published: Jan 31, 2007
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