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Last updated: 4/17/2014

CVE Publication rate: 20.43

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National Cyber Awareness System

Vulnerability Summary for CVE-2013-4332

Original release date: 10/09/2013
Last revised: 01/03/2014
Source: US-CERT/NIST

Overview

Multiple integer overflows in malloc/malloc.c in the GNU C Library (aka glibc or libc6) 2.18 and earlier allow context-dependent attackers to cause a denial of service (heap corruption) via a large value to the (1) pvalloc, (2) valloc, (3) posix_memalign, (4) memalign, or (5) aligned_alloc functions.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/AU:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows disruption of service

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External Source: REDHAT
Name: RHSA-2013:1605
External Source: CONFIRM
Name: https://sourceware.org/bugzilla/show_bug.cgi?id=15857
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-4332
External Source: MANDRIVA
Name: MDVSA-2013:284
External Source: REDHAT
Name: RHSA-2013:1411
External Source: SECUNIA
Name: 55113
External Source: MANDRIVA
Name: MDVSA-2013:283
External Source: UBUNTU
Name: USN-1991-1
External Source: MLIST
Name: [oss-security] 20130912 Re: CVE Request: Three integer overflows in glibc memory allocator
Type: Patch Information
External Source: CONFIRM
Name: https://sourceware.org/bugzilla/show_bug.cgi?id=15855
External Source: CONFIRM
Name: https://sourceware.org/bugzilla/show_bug.cgi?id=15856

Technical Details

Vulnerability Type (View All)