In the case (stackptr == stacksize - 1), the stack will NOT be expanded. Then the new value will be written at location (++stackptr), which equals stacksize and therefore falls just outside the allocated buffer.
The bug can be observed when parsing an XML file with very deep element nesting
No advisories yet.
Solution
Apply the patch that has been publicly available since 2006-06-13 or upgrade to version 2.48 or later when it is released.
Workaround
Apply the patch that has been publicly available since 2006-06-13.
Thu, 19 Mar 2026 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Toddr
Toddr xml\ |
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| CPEs | cpe:2.3:a:toddr:xml\:\:parser:*:*:*:*:*:perl:*:* | |
| Vendors & Products |
Toddr
Toddr xml\ |
Thu, 19 Mar 2026 18:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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Thu, 19 Mar 2026 18:15:00 +0000
| Type | Values Removed | Values Added |
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| Metrics |
cvssV3_1
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Thu, 19 Mar 2026 11:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | XML::Parser versions through 2.47 for Perl has an off-by-one heap buffer overflow in st_serial_stack. In the case (stackptr == stacksize - 1), the stack will NOT be expanded. Then the new value will be written at location (++stackptr), which equals stacksize and therefore falls just outside the allocated buffer. The bug can be observed when parsing an XML file with very deep element nesting | |
| Title | XML::Parser versions through 2.47 for Perl has an off-by-one heap buffer overflow in st_serial_stack | |
| Weaknesses | CWE-122 CWE-193 |
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| References |
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Projects
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Status: PUBLISHED
Assigner: CPANSec
Published:
Updated: 2026-03-19T17:20:57.866Z
Reserved: 2026-03-16T22:52:39.890Z
Link: CVE-2006-10003
Updated: 2026-03-19T17:20:57.866Z
Status : Analyzed
Published: 2026-03-19T12:16:17.047
Modified: 2026-03-19T18:41:18.180
Link: CVE-2006-10003
No data.
OpenCVE Enrichment
No data.