[Bug 427805] Re: usb_find_devices() crashed with SIGSEGV in free()

[Launchpad Bug Tracker]

This bug was fixed in the package libusb - 2:0.1.12-15ubuntu1

---------------
libusb (2:0.1.12-15ubuntu1) maverick; urgency=low

  * Add 07_altsetting_alloc.patch: Fix crash due to uninitialized memory.
    Thanks to Eric Miao for debugging this and the patch! (LP: #427805)
 -- Martin Pitt <martin.pitt at ubuntu.com>   Tue, 15 Jun 2010 09:19:06 +0200

** Changed in: libusb (Ubuntu Maverick)
       Status: In Progress => Fix Released

-- 
usb_find_devices() crashed with SIGSEGV in free()
https://bugs.launchpad.net/bugs/427805
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Status in libusb: New
Status in “libusb” package in Ubuntu: Fix Released
Status in “libusb” source package in Lucid: New
Status in “libusb” source package in Maverick: Fix Released

Bug description:
Binary package hint: devicekit-power

rolando at defiant:~$ lsb_release -rd
Description:	Ubuntu karmic (development branch)
Release:	9.10

Hi, I only turn on my computer and then i saw the bug

ProblemType: Crash
Architecture: amd64
Date: Thu Sep 10 04:39:51 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/lib/devicekit-power/devkit-power-daemon
NonfreeKernelModules: wl nvidia
Package: devicekit-power 010-0ubuntu1
ProcCmdline: /usr/lib/devicekit-power/devkit-power-daemon
ProcEnviron:
 
ProcVersionSignature: Ubuntu 2.6.31-10.30-generic
SegvAnalysis:
 Segfault happened at: 0x7f8ac7ddf629 <free+25>:	mov    -0x8(%rdi),%rax
 PC (0x7f8ac7ddf629) ok
 source "-0x8(%rdi)" (0x-0000007) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: devicekit-power
StacktraceTop:
 free () from /lib/libc.so.6
 usb_destroy_configuration ()
 usb_free_dev () from /lib/libusb-0.1.so.4
 usb_find_devices () from /lib/libusb-0.1.so.4
 ?? ()
Title: devkit-power-daemon crashed with SIGSEGV in free()
Uname: Linux 2.6.31-10-generic x86_64
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