Vulnerability CVE-2007-3508
Published: 2007-07-03   Modified: 2012-02-12

Description:
** DISPUTED ** Integer overflow in the process_envvars function in elf/rtld.c in glibc before 2.5-rc4 might allow local users to execute arbitrary code via a large LD_HWCAP_MASK environment variable value. NOTE: the glibc maintainers state that they do not believe that this issue is exploitable for code execution.

Type:

CWE-189

 (Numeric Errors)

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Gentoo -> Glibc 

 References:
http://xforce.iss.net/xforce/xfdb/35240
http://www.vupen.com/english/advisories/2007/2418
http://www.sourceware.org/ml/libc-hacker/2007-07/msg00001.html
http://www.securitytracker.com/id?1018334
http://www.securityfocus.com/bid/24758
http://sources.gentoo.org/viewcvs.py/gentoo/src/patchsets/glibc/2.5/1600_all_glibc-hwcap-mask-secure.patch?rev=1.1&view=markup
http://security.gentoo.org/glsa/glsa-200707-04.xml
http://secunia.com/advisories/25864
http://bugs.gentoo.org/show_bug.cgi?id=183844
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