CVE-2025-53816mediumCWE-122

CVE-2025-53816: medium-severity vulnerability in ipavlov 7-Zip

GHSL-2025-058 - 7-Zip Multi-byte write heap buffer overflow in NCompress::NRar5::CDecoder

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.5epss 0.7%
7-Zip is a file archiver with a high compression ratio. Zeroes written outside heap buffer in RAR5 handler may lead to memory corruption and denial of service in versions of 7-Zip prior to 25.0.0. Version 25.0.0 contains a fix for the issue.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
ipavlov · 7-Zip
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CVE-2025-53817MEDIUMGHSL-2025-059 - 7-Zip - Null pointer array write attempt in NArchive::NCom::CHandler::GetStreamEPSS 0.7%