CVE-2025-26519: [musl] CVE-2025-26519: musl libc: input-controlled out-of-bounds write primitive in iconv()

Published Feb 13, 2025
·
Updated

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.

Affected Software

3 affected components
musl musl libc>=0.9.13<1.2.6
IBM Concert Software<=1.0.0-1.1.0
Musl-libc Musl>=0.9.13<1.2.6

Event History

Feb 14, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Aug 18, 2025
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-26519?

CVE-2025-26519 has been classified as a critical vulnerability due to its potential for causing significant security risks.

2

How do I fix CVE-2025-26519?

To fix CVE-2025-26519, upgrade musl libc to version 1.2.6 or later.

3

What software is affected by CVE-2025-26519?

CVE-2025-26519 affects musl libc versions from 0.9.13 to 1.2.5.

4

What type of vulnerability is CVE-2025-26519?

CVE-2025-26519 is an out-of-bounds write vulnerability triggered during iconv conversion of EUC-KR text.

5

Can CVE-2025-26519 be exploited remotely?

Yes, CVE-2025-26519 can be exploited remotely if an attacker can supply untrusted EUC-KR input.

Contact

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