REDHAT-BUG-2308616: Integer Overflow
First published: Fri Aug 30 2024(Updated: )
An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms (where UINT_MAX equals SIZE_MAX).
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Expat | <2.6.3 |
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Reference Links
- https://github.com/libexpat/libexpat/blob/R_2_6_3/expat/Changes
- https://access.redhat.com/errata/RHSA-2024:6754
- https://access.redhat.com/errata/RHSA-2024:6989
- https://access.redhat.com/errata/RHSA-2024:7599
- https://access.redhat.com/errata/RHSA-2024:8859
- https://access.redhat.com/errata/RHSA-2024:9610
- https://bugzilla.redhat.com/show_bug.cgi?id=2308616
Frequently Asked Questions
What is the severity of REDHAT-BUG-2308616?
The severity of REDHAT-BUG-2308616 is considered critical due to the potential for integer overflow on 32-bit platforms.
How do I fix REDHAT-BUG-2308616?
To fix REDHAT-BUG-2308616, upgrade libexpat to version 2.6.3 or later.
Which versions of libexpat are affected by REDHAT-BUG-2308616?
Versions of libexpat prior to 2.6.3 are affected by REDHAT-BUG-2308616.
What systems are impacted by REDHAT-BUG-2308616?
REDBUG-2308616 impacts systems running 32-bit platforms with libexpat versions below 2.6.3.
What is the nature of the vulnerability in REDHAT-BUG-2308616?
The vulnerability in REDHAT-BUG-2308616 is an integer overflow in dtdCopy function located in xmlparse.c.
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