CVE-2026-24811

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Source
https://cve.org/CVERecord?id=CVE-2026-24811
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-24811.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-24811
Downstream
Published
2026-01-27T08:47:52.811Z
Modified
2026-07-15T01:49:02.603953339Z
Severity
  • 9.3 (Critical) CVSS_V4 - 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 CVSS Calculator
Summary
An improper pointer arithmetic in root-project/root at builtins/zlib/inffast.c
Details

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

This issue affects root.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24811.json",
    "cna_assigner": "GovTech CSG"
}
References

Affected packages

Git / github.com/root-project/root

Affected ranges

Type
GIT
Repo
https://github.com/root-project/root
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
533cd1383bc7dcf64dd91d128a161621fbf360f2
Database specific 
{
    "cpe": "cpe:2.3:a:root:root:*:*:*:*:*:*:*:*",
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "6.36.00-rc1"
        },
        {
            "last_affected": "6.34.08"
        }
    ]
}

Affected versions

Other
v5-99-03
v5-99-03-02
v5-99-04
v5-99-05
v5-99-05-lhcb
v5-99-06
v6-00-00
v6-00-01
v6-01-03-CMS
v6-03-01-GEANT
v6-03-02
v6-03-04
v6-05-01
v6-05-02
v6-06-00-rc1
v6-07-01-ROOTaaS-1
v6-07-01-SMC
v6-07-02
v6-07-04
v6-07-06
v6-07-07-aliceml
v6-09-01
v6-09-02
v6-11-02
v6-13-02
v6-13-04
v6-14-00-rc1
v6-15-02
v6-16-00-rc1
v6-17-02
v6-18-00-rc1
v6-19-01
v6-21-02
v6-22-00-rc1
v6-23-01
v6-23-01-RF-binSampling
v6-23-02
v6-25-01
v6-25-02
v6-27-02
v6-29-01
v6-29-02
v6-31-01
v6-33-01
v6-35-01
v6-36-00-rc1
v6-37-01

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-24811.json"