Out-of-Bounds Affecting torvalds/linux package, versions [,v5.17-rc8)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Proof of concept
    EPSS
    0.05% (22nd percentile)

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  • Snyk ID SNYK-UNMANAGED-TORVALDSLINUX-2933096
  • published 21 Jun 2022
  • disclosed 21 Jun 2022
  • credit Jann

How to fix?

Upgrade torvalds/linux to version v5.17-rc8 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-Bounds in the watch_queue event notification subsystem. This flaw can overwrite parts of the kernel state, potentially allowing a local user to gain privileged access or cause a denial of service on the system.

CVSS Scores

version 3.1
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Snyk

Recommended
7.1 high
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    None
  • Availability (A)
    High
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NVD

7.8 high
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Red Hat

7.8 high