Linux Kernel virtio-net memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Linux Kernel. This issue affects some unknown processing of the component virtio-net. The manipulation results in memory corruption. This vulnerability was named CVE-2015-5156. There is no available exploit.

Detailsinfo

A vulnerability was found in Linux Kernel (Operating System) (affected version unknown). It has been classified as critical. Affected is an unknown functionality of the component virtio-net. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 08/06/2015 by Jason Wang as Bug 1243852 as confirmed bug report (Bugzilla). The advisory is available at bugzilla.redhat.com. This vulnerability is traded as CVE-2015-5156 since 07/01/2015. The exploitability is told to be easy. The attack can only be done within the local network. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 86723 (CentOS 7 : kernel (CESA-2015:1978)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 256020 (CentOS Security Update for kernel (CESA-2016:0855)).

The vulnerability is also documented in the databases at X-Force (105348), Tenable (86723), SecurityFocus (BID 76230†) and Vulnerability Center (SBV-51787†). Further details are available at seclists.org. See VDB-68573, VDB-79331 and VDB-80792 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.5

VulDB Base Score: 6.3
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86723
Nessus Name: CentOS 7 : kernel (CESA-2015:1978)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703364
OpenVAS Name: Debian Security Advisory DSA 3364-1 (linux - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: git.kernel.org

Timelineinfo

07/01/2015 🔍
08/06/2015 +36 days 🔍
08/06/2015 +0 days 🔍
08/06/2015 +0 days 🔍
08/07/2015 +1 days 🔍
08/09/2015 +2 days 🔍
10/19/2015 +71 days 🔍
06/07/2022 +2423 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: Bug 1243852
Researcher: Jason Wang
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5156 (🔍)
GCVE (CVE): GCVE-0-2015-5156
GCVE (VulDB): GCVE-100-76938

OVAL: 🔍

X-Force: 105348 - Linux Kernel virtio-net buffer overflow
SecurityFocus: 76230 - Linux Kernel 'virtio-net' Fragmented Packets Handling Buffer Overflow Vulnerability
SecurityTracker: 1034045
Vulnerability Center: 51787 - Linux Kernel Local DoS due to Improper Handling of Fragmented Packets by virtio-net, Medium

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 08/07/2015 10:28
Updated: 06/07/2022 13:12
Changes: 08/07/2015 10:28 (66), 10/01/2017 20:16 (10), 06/07/2022 13:04 (5), 06/07/2022 13:12 (1)
Complete: 🔍
Cache ID: 216:292:103

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