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Improper Input Validation Affecting kernel-bootwrapper package, versions <0:3.10.0-957.el7

Severity

 Recommended
high

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.29% (70th percentile)

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  • Snyk ID SNYK-RHEL7-KERNELBOOTWRAPPER-1490658
  • published 26 Jul 2021
  • disclosed 12 Jan 2018
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Introduced: 12 Jan 2018

CVE-2018-1000026 Open this link in a new tab
CWE-20 Open this link in a new tab

How to fix?

Upgrade RHEL:7 kernel-bootwrapper to version 0:3.10.0-957.el7 or higher.
This issue was patched in RHSA-2018:3083.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-bootwrapper package and not the kernel-bootwrapper package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Linux Linux kernel version at least v4.8 onwards, probably well before contains a Insufficient input validation vulnerability in bnx2x network card driver that can result in DoS: Network card firmware assertion takes card off-line. This attack appear to be exploitable via An attacker on a must pass a very large, specially crafted packet to the bnx2x card. This can be done from an untrusted guest VM..

CVSS Scores

version 3.1
Expand this section

NVD

7.7 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High