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Memory Leak Affecting kernel-rt-modules-extra package, versions <0:5.14.0-70.17.1.rt21.89.el9_0

Severity

 Recommended
0.0
high
0
10

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.12% (48th percentile)

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  • Snyk ID SNYK-ALMALINUX9-KERNELRTMODULESEXTRA-5607551
  • published 28 May 2023
  • disclosed 1 Jul 2022
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Introduced: 1 Jul 2022

CVE-2022-1012 Open this link in a new tab
CWE-401 Open this link in a new tab

How to fix?

Upgrade AlmaLinux:9 kernel-rt-modules-extra to version 0:5.14.0-70.17.1.rt21.89.el9_0 or higher.
This issue was patched in ALSA-2022:5267.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-modules-extra package and not the kernel-rt-modules-extra package as distributed by AlmaLinux. See How to fix? for AlmaLinux: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.

References

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