Status: New
Owner: ----
New issue 3875 by [email protected]: Null ptr deref in is_one_byte
https://code.google.com/p/v8/issues/detail?id=3875
echo '`${0}\u' >crash
$ ./shell crash
Tested with d962c092f30642bcff30dc32744715b8d0987fdd.
==28751==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000
(pc 0x000000e722c3 bp 0x7fffffffbb80 sp 0x7fffffffbb80 T0)
#0 0xe722c2 in is_one_byte
/home/lcamtuf/afl/SRC/v8_stuff/v8/out/.././src/scanner.h:235:30
#1 0xe722c2 in is_literal_one_byte
/home/lcamtuf/afl/SRC/v8_stuff/v8/out/.././src/scanner.h:624
#2 0xe722c2 in
v8::internal::Scanner::CurrentSymbol(v8::internal::AstValueFactory*)
/home/lcamtuf/afl/SRC/v8_stuff/v8/out/../src/scanner.cc:1302
#3 0xdd7f07 in
v8::internal::Parser::AddTemplateSpan(v8::internal::ParserTraits::TemplateLiteral**,
bool) /home/lcamtuf/afl/SRC/v8_stuff/v8/out/../src/parser.cc:5237:28
#4 0xddf04b in AddTemplateSpan
/home/lcamtuf/afl/SRC/v8_stuff/v8/out/.././src/parser.h:991:3
#5 0xddf04b in
v8::internal::ParserBase<v8::internal::ParserTraits>::ParseTemplateLiteral(v8::internal::Expression*,
int, bool*) /home/lcamtuf/afl/SRC/v8_stuff/v8/out/.././src/preparser.h:2975
#6 0xde31b4 in
v8::internal::ParserBase<v8::internal::ParserTraits>::ParsePrimaryExpression(bool*)
/home/lcamtuf/afl/SRC/v8_stuff/v8/out/.././src/preparser.h:1943:11
#7 0xde1c28 in
v8::internal::ParserBase<v8::internal::ParserTraits>::ParseMemberExpression(bool*)
/home/lcamtuf/afl/SRC/v8_stuff/v8/out/.././src/preparser.h:2752:14
#8 0xdc6102 in
v8::internal::ParserBase<v8::internal::ParserTraits>::ParseLeftHandSideExpression(bool*)
/home/lcamtuf/afl/SRC/v8_stuff/v8/out/.././src/preparser.h:2572:24
...
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