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Garbage Collector CVE-2012-2673

MEDIUM
Numeric Errors (CWE-189)
2012-07-25 secalert@redhat.com
5.0
CVSS 2.0 · NVD
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Severity by source

NVD PRIMARY
5.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

AV:N/AC:L/Au:N/C:N/I:P/A:N
Attack Vector
Network
Attack Complexity
Low
Confidentiality
None
Integrity
P
Availability
None

Lifecycle Timeline

1
CVE Published
Jul 25, 2012 - 19:55 cve.org
MEDIUM 5.0

DescriptionCVE.org

Multiple integer overflows in the (1) GC_generic_malloc and (2) calloc functions in malloc.c, and the (3) GC_generic_malloc_ignore_off_page function in mallocx.c in Boehm-Demers-Weiser GC (libgc) before 7.2 make it easier for context-dependent attackers to perform memory-related attacks such as buffer overflows via a large size value, which causes less memory to be allocated than expected.

AnalysisAI

Multiple integer overflows in the (1) GC_generic_malloc and (2) calloc functions in malloc.c, and the (3) GC_generic_malloc_ignore_off_page function in mallocx.c in Boehm-Demers-Weiser GC (libgc). Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-189. Multiple integer overflows in the (1) GC_generic_malloc and (2) calloc functions in malloc.c, and the (3) GC_generic_malloc_ignore_off_page function in mallocx.c in Boehm-Demers-Weiser GC (libgc) before 7.2 make it easier for context-dependent attackers to perform memory-related attacks such as buffer overflows via a large size value, which causes less memory to be allocated than expected. Affected products include: Boehm-Demers-Weiser Garbage Collector. Version information: before 7.2.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2012-2673 vulnerability details – vuln.today

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