๐Ÿ” CVE Alert

CVE-2006-10003

CRITICAL 9.8

XML::Parser versions through 2.47 for Perl has an off-by-one heap buffer overflow in st_serial_stack

CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th

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

CWE CWE-193 CWE-122
Vendor toddr
Product xml::parser
Published Mar 19, 2026
Last Updated Jul 15, 2026
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Affected Versions

TODDR / XML::Parser
0 โ‰ค 2.47

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
rt.cpan.org: https://rt.cpan.org/Ticket/Display.html?id=19860 github.com: https://github.com/cpan-authors/XML-Parser/issues/39 github.com: https://github.com/cpan-authors/XML-Parser/commit/3eb9cc95420fa0c3f76947c4708962546bf27cfd.patch openwall.com: http://www.openwall.com/lists/oss-security/2026/03/19/2 lists.debian.org: https://lists.debian.org/debian-lts-announce/2026/04/msg00002.html access.redhat.com: https://access.redhat.com/security/cve/CVE-2006-10003 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2448999 security.access.redhat.com: https://security.access.redhat.com/data/csaf/v2/vex/2006/cve-2006-10003.json access.redhat.com: https://access.redhat.com/errata/RHSA-2026:8578 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:9110 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:7680 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:7681 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:8609 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:8608 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:8610 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:8577 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:9246 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:9258 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:9259 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:9605 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:7679