CVE-2022-22825 lookup in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow

Description

lookup in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

Affected products and versions

Product	Affected versions	Fixed in
n/a	Versions not published
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP 3.1	3.1.0 → < 3.1.5	3.1.5
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP 3.1	3.1.0 → < 3.1.5	3.1.5
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP 3.1	3.1.0 → < 3.1.5	3.1.5

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