High7.8Red Hat & Ubuntu Linux

musl libc: Arbitrary code execution and denial of service via stack-based memory corruption in qsort

CVE-2026-40200 Published Apr 10, 2026

CVE-2026-40200

Affected products & platforms

Red Hat & Ubuntu LinuxUnclassified

Summary

musl libc: Arbitrary code execution and denial of service via stack-based memory corruption in qsort. Red Hat rates this important (CVSS 7.8). Weakness: CWE-190. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.

Mitigation checklist

Recommended fix / mitigation

Red Hat rates this important; a fix erratum may not be out yet — apply the RHSA as soon as it publishes.

Official advisory · high-confidence parse· fetched 6 hours ago·verify at source

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