Memory Leak Affecting kernel-debug-modules package, versions <0:5.14.0-70.17.1.0.1.el9_0


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    0.12% (48th percentile)

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  • Snyk ID SNYK-ORACLE9-KERNELDEBUGMODULES-2939267
  • published 1 Jul 2022
  • disclosed 5 Aug 2022

How to fix?

Upgrade Oracle:9 kernel-debug-modules to version 0:5.14.0-70.17.1.0.1.el9_0 or higher.
This issue was patched in ELSA-2022-5249.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug-modules package and not the kernel-debug-modules package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

A memory leak problem was found in the TCP source port generation algorithm in net/ipv4/tcp.c due to the small table perturb size. This flaw may allow an attacker to information leak and may cause a denial of service problem.

CVSS Scores

version 3.1
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NVD

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

6.5 medium
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Red Hat

6.5 medium