Linux Kernel up to 7.0.12 staging integer underflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.63-

Summaryinfo

A vulnerability has been found in Linux Kernel up to 7.0.12 and classified as critical. Affected by this vulnerability is an unknown functionality of the component staging. This manipulation causes integer underflow. This vulnerability is tracked as CVE-2026-53178. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 7.0.12 and classified as critical. Affected by this vulnerability is an unknown part of the component staging. The manipulation with an unknown input leads to a integer underflow vulnerability. The CWE definition for the vulnerability is CWE-191. The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result. The impact remains unknown. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: rtw_mlme: add bounds checks before ie_length subtraction Add guards to ensure ie_length is large enough before subtracting fixed IE offsets to prevent unsigned integer underflow.

It is possible to read the advisory at git.kernel.org. This vulnerability is known as CVE-2026-53178 since 06/09/2026. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/25/2026).

Upgrading to version 7.0.13 eliminates this vulnerability. Applying the patch 542d65a6dbd9733baab96313c9fe76a76e93f484/88e994c57a79f62d5338231d8d37ee8dd98baffe is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Integer underflow
CWE: CWE-191 / CWE-189
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

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 7.0.13
Patch: 542d65a6dbd9733baab96313c9fe76a76e93f484/88e994c57a79f62d5338231d8d37ee8dd98baffe

Timelineinfo

06/09/2026 CVE reserved
06/25/2026 +16 days Advisory disclosed
06/25/2026 +0 days VulDB entry created
06/25/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2026-53178 (🔒)
GCVE (CVE): GCVE-0-2026-53178
GCVE (VulDB): GCVE-100-373747

Entryinfo

Created: 06/25/2026 12:13
Changes: 06/25/2026 12:13 (58)
Complete: 🔍
Cache ID: 216::103

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