CVE-2025-66866

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Source
https://cve.org/CVERecord?id=CVE-2025-66866
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-66866.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-66866
Downstream
Published
2025-12-29T00:00:00Z
Modified
2026-05-18T05:58:18.255208236Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An issue was discovered in function dabitags in file cp-demangle.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file.

Database specific 
{
    "cna_assigner": "mitre",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66866.json"
}
References

Affected packages

Git / sourceware.org/git/binutils-gdb.git

Affected ranges

Type
GIT
Repo
https://sourceware.org/git/binutils-gdb.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
2c49145108878e9914173cd9c3aa36ab0cede6b3
Database specific 
{
    "source": "CPE_FIELD",
    "cpe": "cpe:2.3:a:gnu:binutils:2.26:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "2.26"
        }
    ]
}

Affected versions

Other
binutils-2_26
gdb-4_18-branchpoint
gdb_5_2-branchpoint
gdb_5_3-branchpoint
gdb_6_0-branchpoint
gdb_6_1-branchpoint
gdb_6_2-branchpoint
gdb_6_3-branchpoint
gdb_6_4-branchpoint
gdb_6_5-branchpoint
gdb_6_6-branchpoint
gdb_6_7-branchpoint
gdb_6_8-branchpoint
gdb_7_0-branchpoint
gdb_7_1-branchpoint
gdb_7_2-branchpoint
gdb_7_3-branchpoint
gdb_7_4-branchpoint
gdb_7_5-branchpoint
gdb_7_6-branchpoint
gdb-7.*
gdb-7.10-branchpoint
gdb-7.7-branchpoint
gdb-7.8-branchpoint
gdb-7.9-branchpoint

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-66866.json"