Linux Kernel up to 4.9.5 cadence-quadspi.c cqspi_setup_flash memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel up to 4.9.5. It has been classified as critical. The impacted element is the function cqspi_setup_flash of the file drivers/mtd/spi-nor/cadence-quadspi.c. This manipulation causes memory corruption. This vulnerability is handled as CVE-2016-10764. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Linux Kernel up to 4.9.5 (Operating System). Affected by this vulnerability is the function cqspi_setup_flash of the file drivers/mtd/spi-nor/cadence-quadspi.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In the Linux kernel before 4.9.6, there is an off by one in the drivers/mtd/spi-nor/cadence-quadspi.c cqspi_setup_flash() function. There are CQSPI_MAX_CHIPSELECT elements in the ->f_pdata array so the ">" should be ">=" instead.

The weakness was released 07/27/2019. This vulnerability is known as CVE-2016-10764 since 07/27/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 4.9.6 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-138872, VDB-138870, VDB-138869 and VDB-138868. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

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: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 4.9.6
Patch: git.kernel.org

Timelineinfo

07/27/2019 🔍
07/27/2019 +0 days 🔍
07/28/2019 +1 days 🔍
11/13/2023 +1569 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: K24444495
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-10764 (🔍)
GCVE (CVE): GCVE-0-2016-10764
GCVE (VulDB): GCVE-100-138871
See also: 🔍

Entryinfo

Created: 07/28/2019 16:32
Updated: 11/13/2023 10:35
Changes: 07/28/2019 16:32 (58), 07/14/2020 10:13 (1), 11/13/2023 10:35 (6)
Complete: 🔍
Cache ID: 216:9E6:103

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