Linux Kernel up to 5.6.0 ov519.c ov511_mode_init_regs/ov518_mode_init_regs null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Linux Kernel up to 5.6.0. Affected by this vulnerability is the function ov511_mode_init_regs/ov518_mode_init_regs of the file drivers/media/usb/gspca/ov519.c. Such manipulation leads to null pointer dereference. This vulnerability is traded as CVE-2020-11608. An attack has to be approached locally. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.6.0 (Operating System) and classified as problematic. Affected by this issue is the function ov511_mode_init_regs/ov518_mode_init_regs of the file drivers/media/usb/gspca/ov519.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. CVE summarizes:

An issue was discovered in the Linux kernel before 5.6.1. drivers/media/usb/gspca/ov519.c allows NULL pointer dereferences in ov511_mode_init_regs and ov518_mode_init_regs when there are zero endpoints, aka CID-998912346c0d.

The weakness was shared 04/07/2020. This vulnerability is handled as CVE-2020-11608 since 04/07/2020. The exploitation is known to be easy. Local access is required to approach this attack. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 366938 (CentOS Linux 8.5 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2023:1701962635)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.6.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (366938). The entry VDB-152835 is related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 366938
Nessus Name: CentOS Linux 8.5 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2023:1701962635)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.6.1
Patch: git.kernel.org

Timelineinfo

04/07/2020 🔍
04/07/2020 +0 days 🔍
04/08/2020 +1 days 🔍
10/18/2026 +2384 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: 998912346c0da53a6dbb71fab3a138586b596b30
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-11608 (🔍)
GCVE (CVE): GCVE-0-2020-11608
GCVE (VulDB): GCVE-100-152834
See also: 🔍

Entryinfo

Created: 04/08/2020 07:24
Updated: 10/18/2026 17:03
Changes: 04/08/2020 07:24 (40), 04/08/2020 07:29 (18), 10/07/2020 14:41 (1), 05/17/2024 11:10 (20), 05/17/2024 11:16 (1), 10/18/2026 17:03 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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