GNU libiberty 2.22 objalloc.c _objalloc_alloc numeric error

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in GNU libiberty 2.22. It has been classified as critical. The impacted element is the function _objalloc_alloc of the file objalloc.c. Performing a manipulation results in numeric error. This vulnerability is known as CVE-2012-3509. No exploit is available.

Detailsinfo

A vulnerability was found in GNU libiberty 2.22. It has been classified as critical. This affects the function _objalloc_alloc of the file objalloc.c. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was published 09/05/2012 by Sang Kil Cha (Website). The advisory is shared at gcc.gnu.org. This vulnerability is uniquely identified as CVE-2012-3509 since 06/14/2012. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 76978 (Fedora 20 : sdcc-3.3.0-1.fc20 (2014-8510)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195996 (Ubuntu Security Notification for Binutils Vulnerabilities (USN-2496-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (78135), Tenable (76978), SecurityFocus (BID 55281†) and Vulnerability Center (SBV-37469†). Similar entries are available at VDB-68110 and VDB-73162. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

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Current Price Estimation: 🔍

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Nessus ID: 76978
Nessus Name: Fedora 20 : sdcc-3.3.0-1.fc20 (2014-8510)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 864892
OpenVAS Name: Fedora Update for insight FEDORA-2012-18300
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/14/2012 🔍
08/29/2012 +76 days 🔍
08/29/2012 +0 days 🔍
09/05/2012 +7 days 🔍
09/05/2012 +0 days 🔍
12/02/2012 +88 days 🔍
08/04/2014 +610 days 🔍
03/23/2015 +231 days 🔍
03/25/2025 +3655 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: USN-2496-1
Researcher: Sang Kil Cha
Status: Not defined

CVE: CVE-2012-3509 (🔍)
GCVE (CVE): GCVE-0-2012-3509
GCVE (VulDB): GCVE-100-62025
X-Force: 78135
SecurityFocus: 55281 - GNU libiberty '_objalloc_alloc()' Function CVE-2012-3509 Remote Integer Overflow Vulnerability
Vulnerability Center: 37469 - GNU libiberty As Used in Binutils 2.22 Multiple Integer Overflows Allow Remote DoS, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 03/25/2025 16:58
Changes: 03/23/2015 16:50 (67), 04/22/2017 09:12 (5), 12/13/2021 08:01 (3), 12/13/2021 08:07 (1), 03/25/2025 16:58 (15)
Complete: 🔍
Cache ID: 216:790:103

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