Resource Exhaustion Affecting NetworkManager-ppp package, versions <1:1.48.10-2.el9_5.alma.1


Severity

Recommended
low

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.05% (17th percentile)

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  • Snyk ID SNYK-ALMALINUX9-NETWORKMANAGERPPP-8383501
  • published 18 Nov 2024
  • disclosed 12 Nov 2024

How to fix?

Upgrade AlmaLinux:9 NetworkManager-ppp to version 1:1.48.10-2.el9_5.alma.1 or higher.
This issue was patched in ALSA-2024:9317.

NVD Description

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

A flaw was found in NetworkManager. When a system running NetworkManager with DEBUG logs enabled and an interface eth1 configured with LLDP enabled, a malicious user could inject a malformed LLDP packet. NetworkManager would crash, leading to a denial of service.

CVSS Scores

version 3.1
Expand this section

Red Hat

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