Vulnerability/
REDHAT-BUG-2562933

REDHAT-BUG-2562933: Buffer Overflow

Published Oct 28, 2026

Updated

There's a Stack corruption in std::bitset stream extraction in libstdc++. The builtinalloca argument didn't account for the size or alignment of wide characters resulting in a stack buffer overflow.

Affected Software

0 affected components

Event History

Oct 28, 2026

Data Sourced

via Red Hat·03:47 PM

DescriptionSeverityAffected Software

Frequently Asked Questions

Which applications are most relevant to assess?

Assess applications that use libstdc++ and perform stream extraction into std::bitset with wide-character input. The issue involves stack allocation whose size or alignment does not account for wide characters.

Company

Resources

Contact

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