[llvm-bugs] [Bug 33485] New: use-after-free or Assertion `Tok.is(tok::eof) && Tok.getEofData() == AttrEnd.getEofDat a()'.

via llvm-bugs llvm-bugs at lists.llvm.org
Fri Jun 16 10:54:41 PDT 2017


            Bug ID: 33485
           Summary: use-after-free or Assertion `Tok.is(tok::eof) &&
                    Tok.getEofData() == AttrEnd.getEofDat a()'.
           Product: new-bugs
           Version: unspecified
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: new bugs
          Assignee: unassignedbugs at nondot.org
          Reporter: kcc at google.com
                CC: llvm-bugs at lists.llvm.org

r305508, x86_64 linux. 

echo Y2Fzc/9Ge2M8KEYoKEazRig7OykpKSko | base64 -d  | clang -x c++ - 

tools/clang/lib/Parse/ParseExprCXX.cpp:3173: ExprResult
ion &, ParsedType &, clang::BalancedDelimiterTracker &,
clang::ColonProtectionRAIIObject &): Assertion `Tok.is(tok::eof) &&
Tok.getEofData() == AttrEnd.getEofData()' failed.

in a no-assert build this manifests as 20-byte read-heap-use-after-free in

found by clang-fuzzer

You are receiving this mail because:
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-bugs/attachments/20170616/ee19d3ae/attachment-0001.html>

More information about the llvm-bugs mailing list