Red Hat Enterprise Linux 6.7/7.2 glibc calloc code

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Red Hat Enterprise Linux 6.7/7.2. Impacted is the function calloc of the component glibc. The manipulation leads to denial of service. This vulnerability is referenced as CVE-2015-5229. Remote exploitation of the attack is possible. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Red Hat Enterprise Linux 6.7/7.2 (Operating System). It has been rated as critical. This issue affects the function calloc of the component glibc. The manipulation with an unknown input leads to a code vulnerability. Using CWE to declare the problem leads to CWE-17. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The calloc function in the glibc package in Red Hat Enterprise Linux (RHEL) 6.7 and 7.2 does not properly initialize memory areas, which might allow context-dependent attackers to cause a denial of service (hang or crash) via unspecified vectors.

The weakness was published 04/08/2016 (Website). The advisory is shared at rhn.redhat.com. The identification of this vulnerability is CVE-2015-5229 since 07/01/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 88798 (Scientific Linux Security Update : glibc on SL7.x x86_64), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Scientific Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 256092 (CentOS Security Update for glibc (CESA-2016:2573)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (88798) and SecurityFocus (BID 84172†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Code
CWE: CWE-17
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 88798
Nessus Name: Scientific Linux Security Update : glibc on SL7.x x86_64
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: alas-2016-660
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/01/2015 🔍
08/21/2015 +51 days 🔍
02/15/2016 +179 days 🔍
02/16/2016 +1 days 🔍
04/08/2016 +51 days 🔍
04/08/2016 +0 days 🔍
04/09/2016 +1 days 🔍
07/12/2022 +2285 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: RHSA-2016:0176
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-5229 (🔍)
GCVE (CVE): GCVE-0-2015-5229
GCVE (VulDB): GCVE-100-81845
SecurityFocus: 84172 - GNU glibc CVE-2015-5229 Remote Denial of Service Vulnerability

Entryinfo

Created: 04/09/2016 15:26
Updated: 07/12/2022 18:02
Changes: 04/09/2016 15:26 (46), 09/29/2018 12:44 (32), 07/12/2022 18:02 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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