REDHAT-BUG-2429771: Integer Overflow
Published Jan 14, 2026
·Updated
Passing too large an alignment to the memalign suite of functions (memalign, posixmemalign, alignedalloc, valloc, pvalloc) in the GNU C Library version 2.30 to 2.42 may result in an integer overflow, which could consequently result in a heap corruption.
Affected Software
1 affected component
GNU C Library>=2.30<=2.42
Event History
Jan 14, 2026
Data Sourced
via Red Hat·10:01 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of REDHAT-BUG-2429771?
The severity of REDHAT-BUG-2429771 is considered high due to potential heap corruption.
2
How do I fix REDHAT-BUG-2429771?
To fix REDHAT-BUG-2429771, update the GNU C Library to a version beyond 2.42.
3
What systems are affected by REDHAT-BUG-2429771?
REDHAT-BUG-2429771 affects systems using GNU C Library versions between 2.30 and 2.42.
4
What are the potential risks of REDHAT-BUG-2429771?
The risks of REDHAT-BUG-2429771 include possible integer overflow leading to heap corruption.
5
Which functions are involved in REDHAT-BUG-2429771?
The functions involved in REDHAT-BUG-2429771 include memalign, posix_memalign, aligned_alloc, valloc, and pvalloc.