Low [CVE-2026-13573] Denial of Service via stack-based buffer overflow in StringMap::insert
This low-severity Red Hat Linux advisory covers CVE-2026-13573.
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Summary
Denial of Service via stack-based buffer overflow in StringMap::insert. Red Hat rates this low (CVSS 3.3).
Weakness: CWE-120. Red Hat lists fixing advisory RHSA-2026:7634 with package llvm21-main-21.1.8-6.hum1, llvm-main-21.1.8-1.1.hum1.
- llvm21-main-21.1.8-6.hum1
- llvm-main-21.1.8-1.1.hum1
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- llvm21-main-21.1.8-6.hum1
- llvm-main-21.1.8-1.1.hum1
- RHSA-2026:7634
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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