National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2007-3508 Detail

Current 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.

Source:  MITRE      Last Modified:  07/03/2007      View Analysis Description

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.2 HIGH
(AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Not required to exploit
Impact Type:
Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Mandriva (09/17/2007)

Based on the analysis of Red Hat and several Glibc developers, Mandriva does not believe this to be exploitable.

Official Statement from Red Hat (07/05/2007)

After careful analysis by Red Hat and several Glibc developers, it has been determined that this bug is not exploitable. For more information please see Red Hat Bugzilla bug #247208

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to

Hyperlink Resource Type Source Name External Source CONFIRM External Source GENTOO GLSA-200707-04 External Source MISC External Source BID 24758 External Source SECTRACK 1018334 External Source MLIST [libc-hacker] [PATCH] Fix LD_HWCAP_MASK handling Vendor Advisory External Source VUPEN ADV-2007-2418 External Source XF glibc-envvars-overflow(35240)

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
cpe:2.3:a:gentoo:glibc:*:r3:*:*:*:*:*:*    versions up to (including) 2.5

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 2 change records found - show changes