MEDIUM · 5.0

CVE-2012-3509

Multiple integer overflows in the (1) _objalloc_alloc function in objalloc.c and (2) objalloc_alloc macro in include/objalloc.h in GNU libiberty, as used by binutils 2.22, allow remote attackers to ca...

Vulnerability Description

Multiple integer overflows in the (1) _objalloc_alloc function in objalloc.c and (2) objalloc_alloc macro in include/objalloc.h in GNU libiberty, as used by binutils 2.22, allow remote attackers to cause a denial of service (crash) via vectors related to the "addition of CHUNK_HEADER_SIZE to the length," which triggers a heap-based buffer overflow.

CVSS Score

5.0

MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P
Confidentiality
NONE
Integrity
NONE
Availability
PARTIAL

Affected Products

VendorProductVersions
GnuBinutils>= 2.22, < 2.24
GnuLibiberty-
CanonicalUbuntu Linux10.04
DebianDebian Linux7.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2012-3509?

CVE-2012-3509 is a vulnerability with a CVSS score of 5.0 (MEDIUM). Multiple integer overflows in the (1) _objalloc_alloc function in objalloc.c and (2) objalloc_alloc macro in include/objalloc.h in GNU libiberty, as used by binutils 2.22, allow remote attackers to ca...

How severe is CVE-2012-3509?

CVE-2012-3509 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2012-3509?

Check the references section above for vendor advisories and patch information. Affected products include: Gnu Binutils, Gnu Libiberty, Canonical Ubuntu Linux, Debian Debian Linux.