CVE-2025-26519

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Source
https://cve.org/CVERecord?id=CVE-2025-26519
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-26519.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-26519
Downstream
Published
2025-02-14T00:00:00Z
Modified
2026-05-28T09:47:12.017552Z
Severity
  • 8.1 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L CVSS Calculator
Summary
[none]
Details

musl libc 0.9.13 through 1.2.5 before 1.2.6 has an out-of-bounds write vulnerability when an attacker can trigger iconv conversion of untrusted EUC-KR text to UTF-8.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/26xxx/CVE-2025-26519.json",
    "cwe_ids": [
        "CWE-787"
    ],
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "0.9.13"
                },
                {
                    "fixed": "1.2.6"
                }
            ],
            "source": "AFFECTED_FIELD"
        },
        {
            "extracted_events": [
                {
                    "introduced": "0.9.13"
                },
                {
                    "fixed": "1.2.6"
                }
            ],
            "source": "CPE_FIELD"
        },
        {
            "extracted_events": [
                {
                    "introduced": "0.9.13"
                },
                {
                    "fixed": "1.2.5"
                },
                {
                    "fixed": "1.2.6"
                }
            ],
            "source": "DESCRIPTION"
        }
    ],
    "cna_assigner": "mitre"
}
References

Affected packages

Git / git.musl-libc.org/git/musl

Affected ranges

Type
GIT
Repo
https://git.musl-libc.org/git/musl
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
c47ad25ea3b484e10326f933e927c0bc8cded3da
Fixed
e5adcd97b5196e29991b524237381a0202a60659
Database specific 
{
    "source": "REFERENCES"
}

Affected versions

v0.*
v0.5.0
v0.5.9
v0.6.0
v0.7.0
v0.7.1
v0.7.10
v0.7.11
v0.7.12
v0.7.5
v0.7.6
v0.7.7
v0.7.8
v0.7.9
v0.8.0
v0.8.1
v0.8.10
v0.8.2
v0.8.3
v0.8.4
v0.8.5
v0.8.6
v0.8.7
v0.8.8
v0.8.9
v0.9.0
v0.9.1
v0.9.10
v0.9.11
v0.9.12
v0.9.13
v0.9.14
v0.9.15
v0.9.2
v0.9.3
v0.9.4
v0.9.5
v0.9.6
v0.9.7
v0.9.8
v0.9.9
v1.*
v1.0.0
v1.1.0
v1.1.1
v1.1.10
v1.1.11
v1.1.12
v1.1.13
v1.1.14
v1.1.15
v1.1.16
v1.1.17
v1.1.18
v1.1.19
v1.1.2
v1.1.20
v1.1.21
v1.1.22
v1.1.23
v1.1.24
v1.1.3
v1.1.4
v1.1.5
v1.1.6
v1.1.7
v1.1.8
v1.1.9
v1.2.0
v1.2.1
v1.2.2
v1.2.3
v1.2.4
v1.2.5

Database specific

vanir_signatures 
[
    {
        "id": "CVE-2025-26519-018d6cac",
        "signature_type": "Function",
        "digest": {
            "function_hash": "93419066010476125232935541587925431376",
            "length": 11159.0
        },
        "target": {
            "function": "iconv",
            "file": "src/locale/iconv.c"
        },
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://git.musl-libc.org/git/musl@e5adcd97b5196e29991b524237381a0202a60659"
    },
    {
        "id": "CVE-2025-26519-4d9c4667",
        "signature_type": "Function",
        "digest": {
            "function_hash": "167809337656710166781439122833321772026",
            "length": 11167.0
        },
        "target": {
            "function": "iconv",
            "file": "src/locale/iconv.c"
        },
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://git.musl-libc.org/git/musl@c47ad25ea3b484e10326f933e927c0bc8cded3da"
    },
    {
        "id": "CVE-2025-26519-eaf2b425",
        "signature_type": "Line",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "129306248461741217178475625607907061982",
                "255163811664769576354929690911416551658",
                "197971057117161259549704318582357211451",
                "2381129348957302750695086902723883393"
            ]
        },
        "target": {
            "file": "src/locale/iconv.c"
        },
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://git.musl-libc.org/git/musl@e5adcd97b5196e29991b524237381a0202a60659"
    },
    {
        "id": "CVE-2025-26519-fdb73675",
        "signature_type": "Line",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "68640536640438550437011154975415953180",
                "255003065411938373494259616672361207301",
                "144306552937797799478204467318652076715",
                "125054553382242497022687901941500091595"
            ]
        },
        "target": {
            "file": "src/locale/iconv.c"
        },
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://git.musl-libc.org/git/musl@c47ad25ea3b484e10326f933e927c0bc8cded3da"
    }
]
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-26519.json"
vanir_signatures_modified 
"2026-05-28T09:47:12Z"