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[Bug binutils/27965] New: nm-new stuck in infinite loop while damaging r


From: terrynini38514 at gmail dot com
Subject: [Bug binutils/27965] New: nm-new stuck in infinite loop while damaging rust symbol
Date: Tue, 08 Jun 2021 02:21:13 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=27965

            Bug ID: 27965
           Summary: nm-new stuck in infinite loop while damaging rust
                    symbol
           Product: binutils
           Version: 2.37 (HEAD)
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: terrynini38514 at gmail dot com
  Target Milestone: ---

Created attachment 13485
  --> https://sourceware.org/bugzilla/attachment.cgi?id=13485&action=edit
damagle loop POC

The POC was attached and it can be reproduced in latest version of binutils.
The POC cause nm-new stuck in infinite loop at rust-demangle.c:1024 and
rust-demangle.c:747 while using the nm-new with option -C.

And I want to apply for CVE, if that requires me to do anything more, like
attach a valid patch or something ? Please let me know, thanks.

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