UB runtime error: member access within null pointer of type at IccXML/IccLibXML/IccTagXml.cpp:98:47 #373
Description
Maintainer Repro
Mon Dec 29 06:16:46 PM UTC 2025
PoC XML
<?l?><IccProfile><Header><ProfileDe0ice0lass></ProfileDe0ice0lass><Data0olourS0ace></Data0olourS0ace></Header><Tags><IccProfile></IccProfile><utf0Te0tT00e></utf0Te0tT00e><tagStructureT00e><TagSig0ature></TagSig0ature><StructureSig0ature></StructureSig0ature><Me00erTags><float000u00erT00e></float000u00erT00e></Me00erTags></tagStructureT00e></Tags></IccProfile>
PoC
iccFromXml poc.xml poc.icc
Expected Output
IccXML/IccLibXML/IccTagXml.cpp:98:47: runtime error: member access within null pointer of type 'xmlNode' (aka '_xmlNode')
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior IccXML/IccLibXML/IccTagXml.cpp:98:47