https://sourceware.org/bugzilla/show_bug.cgi?id=33514
Bug ID: 33514
Summary: doc/chew: null-deref
Product: binutils
Version: 2.45
Status: UNCONFIRMED
Severity: minor
Priority: P2
Component: binutils
Assignee: unassigned at sourceware dot org
Reporter: f.busse at imperial dot ac.uk
Target Milestone: ---
Hi,
I tested chew with klovo.io's KLEE extension and found some issues, e.g.:
$ printf ':\x0c""""\x00\x03' > input2
$ echo "" | ./chew '-f' input2
AddressSanitizer:DEADLYSIGNAL
=================================================================
==552458==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000
==552458==The signal is caused by a READ memory access.
==552458==Hint: address points to the zero page.
#0 0x557e700a5638 in compile doc/chew.c:1360
#1 0x557e700a5638 in main doc/chew.c:1590
...
Kind regards,
Frank
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