CVEvulnerability
CVE-2025-53816
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2025-07-17
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.5 MEDIUM — 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-122
Description
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.
Affected configurations
• 7-zip 7-zip (< 25.00)
Related
Weakness · CWE (1)
- CWE-122 Heap-based Buffer Overflow weakness
References
- https://securitylab.github.com/advisories/GHSL-2025-058_7-Zip/ Exploit, Third Party Advisory
- https://www.openwall.com/lists/oss-security/2025/07/18/1 Exploit, Mailing List
- http://www.openwall.com/lists/oss-security/2025/07/18/1 www.openwall.com
- https://lists.debian.org/debian-lts-announce/2026/05/msg00021.html lists.debian.org