jq segv in jv_array_set(jq-1.7.1/src/jv.c:997:3)

[Ekkosun]

Describe the bug
jq SEGV on unknown address read access in jv_array_set(jq-1.7.1/src/jv.c:997:3)

To Reproduce
run command jq ".[54E100]=7" $poc

jq-poc.zip

Expected behavior
not crash with the input

Environment (please complete the following information):

• OS and Version:
  Distributor ID: Ubuntu
  Description: Ubuntu 20.04.6 LTS
  Release: 20.04
  Codename: focal
• jq version 1.7.1

Additional context
ASAN output
/tmp/jq-1.7.1/bins/bin/jq ".[54E100]=7" /tmp/poc
jq: error (at /tmp/poc:0): Cannot index number with number
AddressSanitizer:DEADLYSIGNAL

==2577859==ERROR: AddressSanitizer: SEGV on unknown address 0x60280000d6d0 (pc 0x564c6e1be8bb bp 0x7ffe288058b0 sp 0x7ffe28805640 T0)
==2577859==The signal is caused by a READ memory access.
#0 0x564c6e1be8bb in jv_array_set /tmp/jq-1.7.1/src/jv.c:997:3
#1 0x564c6e1e4eac in jv_set /tmp/jq-1.7.1/src/jv_aux.c:179:11
#2 0x564c6e1eaf0e in jv_setpath /tmp/jq-1.7.1/src/jv_aux.c:420:10
#3 0x564c6e2df3fa in f_setpath /tmp/jq-1.7.1/src/builtin.c:1246:62
#4 0x564c6e19918a in jq_next /tmp/jq-1.7.1/src/execute.c:918:21
#5 0x564c6e184145 in process /tmp/jq-1.7.1/src/main.c:200:31
#6 0x564c6e181d0e in main /tmp/jq-1.7.1/src/main.c:739:15
#7 0x7f5e91f45082 in __libc_start_main /build/glibc-FcRMwW/glibc-2.31/csu/../csu/libc-start.c:308:16
#8 0x564c6e0ba7cd in _start (/tmp/jq-1.7.1/bins/bin/jq+0x647cd) (BuildId: 8dcf56820b82446cfdfd28d1cdf9d48a6eeed42a)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /tmp/jq-1.7.1/src/jv.c:997:3 in jv_array_set
==2577859==ABORTING

[itchyny]

This is also a duplicate report of GHSA-mhvp-p686-2667 and GHSA-26cx-w5c4-xmj6 (both are still private).