Windows error 0x00000027, 39

Change display format of DirectX "Object Table"

While debugging with VS 2012 Graphic's Debugger, I want to look at an index buffer, but the format that is showing it in is as float. This means the numbers are different than they would be with an int or short format. Does somebody know how to change this? Here [...] read more

Different results between step debugging and running program on tiva c

I have a TIVA tm4c123G I have been trying to create a communication between it and my ADXL345 sensor using I2C protocol which I succeeded in writing and reading from the accelerometer the readings of the device address and the register values that I just wrote to which means everything [...] read more

kechkfault infected with signal 12 while launching Sybase 12.5.4

I am having troubles accessing my Sybase 12.5.4 instance on Solaris 9 because when I launch it, I get the following log: 00:00000:00001:2016/06/02 11:37:54.32 server Database 'master' is now online. 00:00000:00000:2016/06/02 11:37:54.33 kernel Current process (0x40004) infected with signal 12 (SIGSYS) 00:00000:00000:2016/06/02 11:37:54.33 kernel Address 0xff3dc0dc (), siginfo (code, address) [...] read more

code to get address of last 2 called functions

I was trying to get address of the function being called last time without the use of gdb so that i can directly trace the functions being called. I have got the return address but when i am tracing the address of function i am not getting the address of [...] read more

receiving from remote server giving junk characters?

I am trying to write a telnet client to connect to following server: 198.182.241.14 (hosted by: Pittsburg State University, Kansas, USA) - login: library I have successfully connected through following code; sd = socket(AF_INET, SOCK_STREAM, 0); struct sockaddr_in sin; memcpy(&sin.sin_addr.s_addr, host->h_addr, host->h_length); sin.sin_family = AF_INET; sin.sin_port = htons(portno); if (connect(sd, [...] read more

Problem converting endianness

I'm following this tutorial for using OpenAL in C++: http://enigma-dev.org/forums/index.php?topic=730.0 As you can see in the tutorial, they leave a few methods unimplemented, and I am having trouble implementing file_read_int32_le(char*, FILE*) and file_read_int16_le(char*, FILE*). Apparently what it should do is load 4 bytes from the file (or 2 in the [...] read more

How to read logs after iPhone app crash

Here is my situation: I have an app (let's call it MyApp) that has push integrated. When the app comes back from background, I launch the method to register users with push. The app was tested in developer mode for a long time and it worked well. Today the app [...] read more

Question about peverify errors

When I run the peverify utility against my .NET exe, I get a few errors (classes, methods renamed): [IL]: Error: [myapp.exe : namespace.class::method1][offset 0x00000027] Instruction cannot be verified. [IL]: Error: [myapp.exe : namespace.class::method2][offset 0x00000027] Instruction cannot be verified. [IL]: Error: [myapp.exe : namespace.class::method3][offset 0x00000313] Instruction cannot be verified. Is this [...] read more

Cannot connect to the Internet: macOS Catalina

I am using a MacBook Pro (15-inch, 2017) with macOS 10.15.4 Beta (19E258a). I cannot connect to any Wi-Fi network. I ran a complete scan of my disk with the antivirus program 'Virus Scanner Plus' and removed all malware. Then I tried booting in safe mode, and the ping command, [...] read more

Difficulties Understanding Format String Exploitation

I am reading a book, Hacking: The Art of Exploitation 2nd Edition, and I'm at the chapter of format string vulnerability. I read the chapter multiple times but I'm unable to clearly understand it, even with some googling. So, in the book there is this vulnerable code: char text[1024]; ... [...] read more

How to populate avcC box when encoding fmp4 file with H264 data?

my h264 frame just have I/P frame. The avcC box I filled in is as follows, but it cannot play with the VLC player (the timestamp runs but there is no image). AVC Decoder Configuration Record : Start offset 511 (0X000001FF) Box size 39 (0X00000027) Box type avcC (0X61766343) Detailed-Information [...] read more

Windows Phone App crashes after Launcher.LaunchFileAsync when downloaded from store

I have a strange problem, if I deploy my app through visual studio as debug or release version all is working well. But if I publish it to the store and download it from there the app crashes after Launcher.LaunchFileAsync or FileOpenPicker. When my app launches for example the default [...] read more

How can I get all frames of stack traces in "!htrace -diff" result?

It seems that "!htrace -diff" can only show 16 frames. How can I increase the frame counts in the stack traces? The following is one of the handles leaked detected by !htrace -diff. I can't read anything from it without a complete stack trace. Handle = 0x00000f7c - OPEN Thread [...] read more

WinDbg with dump files when you have a classic ASP app which uses a lot of .Net via interop

Ok, first please don't ask why this application is the way it is. This is a classic ASP application which in several areas uses .Net and COM and some of that .Net also reaches into COM! It's all to do with code reuse really, at some point .Net was introduced [...] read more

An Outlook plugin memory leak when using CComVariant

I'm analyzing a handle leak and memory leak in a Outlook plugin. I put my analysis step here, as I hardly have any c++ knowledge (Last time I used c++ is 7 years ago). After searching from Google, I used WinDbg's !htrace -diff command to find the handle leak. Also, [...] read more

What is stuff beyond .data section in Assembly?

I'm trying to understand how exactly assembly code lay out to memory space. I wrote a simple assembly code which contains just a few lines of instruction and .data section. When I inspected it with GDB, I saw more stuff beyond data section which I couldn't see with objdump -section-header [...] read more

Accelerometer outputs "WinRT transform error" when attempting to use it

In my WinRT application running on an ARM tablet (ie Surface), I'm trying to get events from the accelerometer sensor but it's not working. I attach to it this way, basically from Microsoft's example: mAccelerometer = Accelerometer::GetDefault(); mListenerToken = mAccelerometer->ReadingChanged::add(ref new TypedEventHandler<Accelerometer^, AccelerometerReadingChangedEventArgs^>(this, &AccelerometerWin8Delegate::ReadingChanged)); Unfortunately, this doesn't work. When an [...] read more

iphone - App crash while starting - Xcode 4

I have a crash when starting the app in iOS 3.0 (the app works fine with iOS 3.1 and above). The app has Three20 v1.0.5 and is compiled with Xcode 4.0.2 Below is the crash report: Incident Identifier: 3E43A69E-2546-4FF5-B0F0-87A2C839E909 CrashReporter Key: 24f9d24e6874aa655c34a1243e66a2fa839fdaea Process: MyApp [1109] Path: /var/mobile/Applications/A09581D8-1464-4A8C-B1EC-E366C0E67126/MyApp.app/MyApp Identifier: MyApp Version: [...] read more