Fix leak that may occur when xmlnode_from_str fails

 






 

 


  Review Request #911
  —
  Created Sept. 9, 2021 and submitted  — Latest diff uploaded 

 


















 

  

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  QuLogic
 









 
 

  pidgin/pidgin
 









 
 

  release-2.x.y
 









 
 

  
 









 
 

  
 






 




 

  

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  pidgin
 









 
 

  
 






 








 





  


 
 

  
The failure may occur any time in the middle of parsing, and xpd->current may

not actually be pointing to the root of the parsed tree. Thus we need to walk

back up before freeing the xmlnode.


Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34988

 








  


 
 

  
Ran the reproducer testcase on fuzz_xml

 







 









 





  








 




 







   

    
    

    

    


    

      
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