Ghidra before 12.2 contains a resource allocation without limits vulnerability in FileSystemIndexHelper used by TarFileSystem and ZipFileSystem, which store unbounded archive entries. Attackers can persuade a user to open or batch-import a crafted TAR or ZIP archive with excessive entries to exhaust the Java heap and hang the session.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00121.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Nationalsecurityagency Subscribe
Ghidra Subscribe
Nsa Subscribe
Ghidra Subscribe

No data.

No data.

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Vendors Products
Nationalsecurityagency Subscribe
Ghidra Subscribe
Nsa Subscribe
Ghidra Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/NationalSecurityAgency/ghidra cve-icon cve-icon
https://github.com/NationalSecurityAgency/ghidra/commit/061ec06a79f4147267f6fc690b0dcf944b2d4957 cve-icon cve-icon
https://github.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_build cve-icon cve-icon
https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-vvp8-22p8-x954 cve-icon cve-icon
https://www.vulncheck.com/advisories/ghidra-before-12.2-denial-of-service-via-tar-and-zip-file-system-mount cve-icon cve-icon
History

Fri, 23 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 23 Oct 2026 05:00:00 +0000

Type Values Removed Values Added
First Time appeared Nationalsecurityagency
Nationalsecurityagency ghidra
Vendors & Products Nationalsecurityagency
Nationalsecurityagency ghidra

Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Description Ghidra before 12.2 contains a resource allocation without limits vulnerability in FileSystemIndexHelper used by TarFileSystem and ZipFileSystem, which store unbounded archive entries. Attackers can persuade a user to open or batch-import a crafted TAR or ZIP archive with excessive entries to exhaust the Java heap and hang the session.
Title Ghidra before 12.2 Denial of Service via TAR and ZIP File System Mount
First Time appeared Nsa
Nsa ghidra
Weaknesses CWE-770
CPEs cpe:2.3:a:nsa:ghidra:*:*:*:*:*:*:*:*
Vendors & Products Nsa
Nsa ghidra
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-23T15:00:30.147Z

Reserved: 2026-10-22T11:27:18.002Z

Link: CVE-2026-115398

cve-icon Vulnrichment

Updated: 2026-10-23T14:48:36.131Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-22T20:17:06.033

Modified: 2026-10-23T17:05:04.810

Link: CVE-2026-115398

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-23T04:45:13Z

Weaknesses