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CVE-2025-53816

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

Published: Jul 17, 2025Updated: May 11, 2026 Sources: CVE List NVD BDUCWE-122
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.6%
Top 54.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-122

Affected Products

7-zip7-zip
Mixed
Consumer Software / file-utility
7-ZipipavlovOSS Libraries
РЕД ОСООО «Ред Софт»
On-premOS
Operating Systems / linux-distro
Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
7-ZipПавлов Игорь
On-prem
Consumer Software / file-utility
7-ziposs-projectConsumer Softwareaka p7zip
ipavlovoss-projectOSS Librariesaka 7-zip
ооо «ред софт»commercialRUOperating Systemsaka red soft
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
павлов игорьindividual-devConsumer Softwareaka igor pavlov, i. pavlov, 7-zip

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://securitylab.github.com/advisories/GHSL-2025-058_7-Zip/
securitylab.github.com
https://www.openwall.com/lists/oss-security/2025/07/18/1
openwall.com
http://www.openwall.com/lists/oss-security/2025/07/18/1
openwall.com
and 7 more references View all →

Timeline

Published
Jul 17, 2025
Last Updated
May 11, 2026

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