Linux Kernel OV8856 Driver ov8856_init_controls denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k4.83-

Summaryinfo

A vulnerability marked as critical has been reported in Linux Kernel. The affected element is the function ov8856_init_controls of the component OV8856 Driver. The manipulation leads to denial of service. This vulnerability is documented as CVE-2026-53379. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Linux Kernel (the affected version is unknown) and classified as critical. This issue affects the function ov8856_init_controls of the component OV8856 Driver. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: media: i2c: ov8856: free control handler on error in ov8856_init_controls() The control handler wasn't freed if adding controls failed, add an error exit label and convert the existing error return to use it.

It is possible to read the advisory at git.kernel.org. The identification of this vulnerability is CVE-2026-53379 since 06/09/2026. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/19/2026). The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Applying the patch c13721040a566d832ee8a20ecf04b7ef288a1525 is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-45452). 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: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Patch: c13721040a566d832ee8a20ecf04b7ef288a1525

Timelineinfo

06/09/2026 CVE reserved
07/19/2026 +40 days Advisory disclosed
07/19/2026 +0 days VulDB entry created
07/19/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2026-53379 (🔒)
GCVE (CVE): GCVE-0-2026-53379
GCVE (VulDB): GCVE-100-380111
EUVD: 🔒

Entryinfo

Created: 07/19/2026 12:53
Updated: 07/19/2026 15:26
Changes: 07/19/2026 12:53 (53), 07/19/2026 15:26 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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