Bug 1126449

Summary: libcomps: segfault when parsing XML
Product: [Fedora] Fedora Reporter: Mikolaj Izdebski <mizdebsk>
Component: libcompsAssignee: Jindrich Luza <jluza>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 20CC: jluza
Target Milestone: ---   
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: libcomps-0.1.6-13.fc20 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2014-08-15 02:31:18 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description Mikolaj Izdebski 2014-08-04 13:02:42 UTC
Description of problem:
libcomps segfaults when trying to parse comps XML.

Version-Release number of selected component (if applicable):
0.1.6-99.963.20140605gite8c2d8315b1d10e35461450235dac9da267ecb2d

Steps to Reproduce:
$ cat reproducer.py
import libcomps
comps = libcomps.Comps()
comps.fromxml_str("foo")

Actual results:
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff03d444f in __comps_after_parse () from /lib64/libcomps.so.0.1.6

Additional info:
(gdb) bt
#0  0x00007ffff03d444f in __comps_after_parse () from /lib64/libcomps.so.0.1.6
#1  0x00007ffff03d465e in comps_parse_str () from /lib64/libcomps.so.0.1.6
#2  0x00007ffff05ef9d8 in PyCOMPS_fromxml_str () from /usr/lib64/python2.7/site-packages/libcomps/_libpycomps.so
#3  0x00007ffff7af7bd4 in PyEval_EvalFrameEx () from /lib64/libpython2.7.so.1.0
#4  0x00007ffff7af91ed in PyEval_EvalCodeEx () from /lib64/libpython2.7.so.1.0
#5  0x00007ffff7af92f2 in PyEval_EvalCode () from /lib64/libpython2.7.so.1.0
#6  0x00007ffff7b1272f in ?? () from /lib64/libpython2.7.so.1.0
#7  0x00007ffff7b138ee in PyRun_FileExFlags () from /lib64/libpython2.7.so.1.0
#8  0x00007ffff7b14b79 in PyRun_SimpleFileExFlags () from /lib64/libpython2.7.so.1.0
#9  0x00007ffff7b25b9f in Py_Main () from /lib64/libpython2.7.so.1.0
#10 0x00007ffff6d4ed65 in __libc_start_main () from /lib64/libc.so.6
#11 0x0000000000400721 in _start ()

Comment 1 Mikolaj Izdebski 2014-08-04 13:03:59 UTC
(In reply to Mikolaj Izdebski from comment #0)
> Steps to Reproduce:
> $ cat reproducer.py
> import libcomps
> comps = libcomps.Comps()
> comps.fromxml_str("foo")

And of course run the reproducer:
$ python reproducer.py

Comment 2 Fedora Update System 2014-08-06 10:08:07 UTC
libcomps-0.1.6-13.fc20 has been submitted as an update for Fedora 20.
https://admin.fedoraproject.org/updates/libcomps-0.1.6-13.fc20

Comment 3 Fedora Update System 2014-08-07 15:29:23 UTC
Package libcomps-0.1.6-13.fc20:
* should fix your issue,
* was pushed to the Fedora 20 testing repository,
* should be available at your local mirror within two days.
Update it with:
# su -c 'yum update --enablerepo=updates-testing libcomps-0.1.6-13.fc20'
as soon as you are able to.
Please go to the following url:
https://admin.fedoraproject.org/updates/FEDORA-2014-9197/libcomps-0.1.6-13.fc20
then log in and leave karma (feedback).

Comment 4 Fedora Update System 2014-08-15 02:31:18 UTC
libcomps-0.1.6-13.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.