High
musl — security advisory
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.
- Products
- musl
- Affected versions
- 0.9.14-2, 0.9.14-2ubuntu1, 0.9.15-1, 0.9.15-1ubuntu0.1~esm1, 0.9.15-1ubuntu0.1~esm2, 1.1.16-3, 1.1.18-1, 1.1.19-1, 1.1.19-1ubuntu0.1~esm1, 1.1.23-2build1, 1.1.24-1, 1.1.24-1ubuntu0.1~esm1, 1.1.9-1, 1.1.9-1ubuntu0.1~esm2, 1.1.9-1ubuntu0.1~esm3, 1.2.2-1, 1.2.2-4, 1.2.3-1, 1.2.4-2, 1.2.5-2, 1.2.5-3, 1.2.5-3build1, 1.2.6-1
- Fixed versions
- Not specified
- CVEs
- CVE-2025-26519
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 01:47 UTC · Revision 1
Source evidence
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.
osv:UBUNTU-CVE-2025-26519
musl
Fixed versions: Not specified
musl
Fixed versions: Not specified
musl
Fixed versions: Not specified
musl
Fixed versions: Not specified
musl
Fixed versions: Not specified
musl
Fixed versions: Not specified
musl
Fixed versions: Not specified
musl
Fixed versions: Not specified
musl
Fixed versions: Not specified
Complete source record
{
"id": "1e1064243f89349d86ba31e95f7c02b339d120b75a8af8af6a294ccf7911763f",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2025-26519",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2025-26519",
"summary": "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.",
"evidence": "osv:UBUNTU-CVE-2025-26519",
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{
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{
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"evidence": "/affected/0/versions"
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{
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{
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{
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]
},
{
"name": {
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"evidence": "/affected/8/package/name"
},
"prerequisites": [],
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"affected_versions": [
{
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"evidence": "/affected/8/versions"
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{
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"severity": "high",
"structured": {
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"aliases": [
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"score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L"
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{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
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"package": {
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"ecosystem": "Ubuntu:Pro:14.04:LTS"
},
"versions": [
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"0.9.14-2ubuntu1",
"0.9.15-1",
"0.9.15-1ubuntu0.1~esm1",
"0.9.15-1ubuntu0.1~esm2"
],
"database_specific": {
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],
"modified": "2026-10-17T12:57:26.965589407Z",
"provider": "osv",
"upstream": [
"CVE-2025-26519"
],
"references": [
"https://ubuntu.com/security/CVE-2025-26519",
"https://www.cve.org/CVERecord?id=CVE-2025-26519",
"https://git.musl-libc.org/cgit/musl/commit/?id=c47ad25ea3b484e10326f933e927c0bc8cded3da",
"https://git.musl-libc.org/cgit/musl/commit/?id=e5adcd97b5196e29991b524237381a0202a60659",
"https://www.openwall.com/lists/oss-security/2025/02/13/2"
]
},
"related_cves": [
{
"value": "CVE-2025-26519",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 357501,
"published_at": "2025-02-14T04:15:00+00:00"
}