[Bug binutils/27853] New: Infinite loop in dwarf.c:4387-4398

[shaohua.li at inf dot ethz.ch]

https://sourceware.org/bugzilla/show_bug.cgi?id=27853

            Bug ID: 27853
           Summary: Infinite loop in dwarf.c:4387-4398
           Product: binutils
           Version: 2.37 (HEAD)
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: shaohua.li at inf dot ethz.ch
  Target Milestone: ---

Created attachment 13440
  --> https://sourceware.org/bugzilla/attachment.cgi?id=13440&action=edit
hang.o

Hi there,

I found that the for loop in dwarf.c:4387-4398 would enter an infinite loop
when run `readelf -w` with a crafted input (see attachment).

Compiler: gcc11

Reproduce: readelf -w hang.o

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