Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inffast.C.

This issue affects root.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00069.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
root-project root affected
Version Status Constraints
0 affected ≤ 6.36.00-rc1

Configuration 1 [-]

cpe:2.3:a:root:root:*:*:*:*:*:*:*:*

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Riot Project Subscribe
Riot Subscribe

Project Subscriptions

Vendors Products
Riot Project Subscribe
Riot Subscribe
Root Subscribe
Root 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/root-project/root/pull/18526 cve-icon cve-icon
https://root.cern/blog/recent-common-vulnerabilities-when-does-ROOT-need-to-be-updated/ cve-icon
History

Thu, 19 Feb 2026 17:30:00 +0000

Type Values Removed Values Added
References

Tue, 17 Feb 2026 20:00:00 +0000

Type Values Removed Values Added
First Time appeared Root
Root root
CPEs cpe:2.3:a:root:root:*:*:*:*:*:*:*:*
Vendors & Products Root
Root root
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Tue, 27 Jan 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Riot Project
Riot Project riot
Vendors & Products Riot Project
Riot Project riot

Tue, 27 Jan 2026 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119
CWE-125
CWE-20
CWE-787
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 27 Jan 2026 09:00:00 +0000

Type Values Removed Values Added
Description Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inffast.C. This issue affects root.
Title An improper pointer arithmetic in root-project/root at builtins/zlib/inffast.c
References
Metrics cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:Y/R:U/V:D/RE:M/U:Amber'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: GovTech CSG

Published:

Updated: 2026-02-19T16:10:51.424Z

Reserved: 2026-01-27T08:39:10.281Z

Link: CVE-2026-24811

cve-icon Vulnrichment

Updated: 2026-02-19T16:10:51.424Z

cve-icon NVD

Status : Modified

Published: 2026-01-27T09:15:51.440

Modified: 2026-02-19T17:24:49.470

Link: CVE-2026-24811

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-27T20:17:22Z

Weaknesses