Out-of-Bounds Affecting kernel-tools-libs package, versions <0:4.18.0-477.27.1.el8_8


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.47% (77th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELTOOLSLIBS-5931478
  • published 14 Nov 2023
  • disclosed 29 Sep 2023

How to fix?

Upgrade Centos:8 kernel-tools-libs to version 0:4.18.0-477.27.1.el8_8 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools-libs package and not the kernel-tools-libs package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

An issue was discovered in net/ceph/messenger_v2.c in the Linux kernel before 6.4.5. There is an integer signedness error, leading to a buffer overflow and remote code execution via HELLO or one of the AUTH frames. This occurs because of an untrusted length taken from a TCP packet in ceph_decode_32.

CVSS Scores

version 3.1
Expand this section

NVD

8.8 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
Expand this section

Red Hat

8.8 high