https://seclists.org/oss-sec/2026/q2/15: [libc musl] - Algorithmic complexity DoS in iconv GB18030 decoder
Published Apr 3, 2026
·Updated
Affected Software
1 affected component
musl musl libc>=0.8.0<=1.2.6
Frequently Asked Questions
1
What is the severity of CVE-2026-XXXX?
The severity of CVE-2026-XXXX is categorized as a medium risk due to its potential for Denial of Service.
2
How do I fix CVE-2026-XXXX?
To fix CVE-2026-XXXX, update to the latest version of musl libc that addresses this vulnerability.
3
What systems are affected by CVE-2026-XXXX?
CVE-2026-XXXX affects systems using musl libc's iconv implementation for GB18030 encoding.
4
Is CVE-2026-XXXX exploitable remotely?
Yes, CVE-2026-XXXX is potentially exploitable remotely under specific conditions when processing untrusted input.
5
What does CVE-2026-XXXX affect specifically within musl libc?
CVE-2026-XXXX specifically affects the GB18030 4-byte decoder in the iconv() function of musl libc.