Accepting request 20719 from Base:System

Copy from Base:System/ptools based on submit request 20719 from user janblunck

OBS-URL: https://build.opensuse.org/request/show/20719
OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/ptools?expand=0&rev=3

commit-a42a099

@@ -0,0 +1,33 @@
+commit a42a0991797ab10c04bbcdf7cc2846c5da5bbd25
+Author: Jan Blunck <jblunck@suse.de>
+Date:   Mon Sep 21 17:57:02 2009 +0200
+
+    Fix crash in map_seach_ehdr()
+    
+    When searching for the ELF header check if libelf returned a valid pointer
+    before referencing it.
+    
+    https://crashdb.opensuse.org/log/show/b75d1730f4c944b092afd8f302fe76b7
+    
+    Signed-off-by: Jan Blunck <jblunck@suse.de>
+
+---
+ src/pbuildid.c |    5 +++++
+ 1 file changed, 5 insertions(+)
+
+Index: b/src/pbuildid.c
+===================================================================
+--- a/src/pbuildid.c
++++ b/src/pbuildid.c
+@@ -467,6 +467,11 @@ static Elf *map_search_ehdr(struct core_
+ 	/* Look for ELF header in this LOAD segment */
+ 	data = elf_getdata_rawchunk (map->elf, map->p_offset,
+ 				     map->p_filesz, ELF_T_EHDR);
++	if (!data) {
++		fprintf(stderr, "Couldn't read LOAD segment: %s\n",
++			elf_errmsg(-1));
++		return NULL;
++	}
+ 	e_ident = (unsigned char *)data->d_buf;
+ 	if (memcmp (e_ident, ELFMAG, SELFMAG) != 0
+ 	    || e_ident[EI_CLASS] <= ELFCLASSNONE

ptools.changes

@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Sep 21 17:59:50 CEST 2009 - jblunck@suse.de
+
+- Fix crash in map_seach_ehdr().
+
 -------------------------------------------------------------------
 Tue Feb  3 10:37:08 CET 2009 - jblunck@suse.de
 

ptools.spec

@@ -21,11 +21,12 @@ Url:            ftp://ftp.suse.com/pub/people/jblunck/ptools/
 Name:           ptools
 Summary:        The process tools collection
 Version:        0.1
-Release:        3
+Release:        4
 License:        GPL v2 or later
 Group:          Development/Tools/Debuggers
 Source:         %{name}-%{version}.tar.bz2
 Patch0:         output-l_addr.diff
+Patch1:         commit-a42a099
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  libelf-devel popt-devel
 AutoReqProv:    on
@@ -44,6 +45,7 @@ Authors:
 %prep
 %setup -q
 %patch0 -p1
+%patch1 -p1
 
 %build
 %configure