[HN Gopher] What is a parser mismatch vulnerability? (2022)
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       What is a parser mismatch vulnerability? (2022)
        
       Author : subset
       Score  : 5 points
       Date   : 2023-12-23 10:05 UTC (1 days ago)
        
 (HTM) web link (www.brainonfire.net)
 (TXT) w3m dump (www.brainonfire.net)
        
       | sylware wrote:
       | Usually, some not verified and cleaned enough external input text
       | managed to get into some complex and often brain damaged text
       | parser (printf,sql,etc).
        
       | o11c wrote:
       | Usually? a result of the parser not having a machine-readable
       | specification.
       | 
       | For parsing proper, `bison --xml` is useful if you're allergic to
       | code-generation. I don't have an equivalent for lexing.
        
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       (page generated 2023-12-24 23:00 UTC)