Race Condition Affecting hubble package, versions <1.16.0-r0


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment

    Threat Intelligence

    EPSS
    0.06% (30th percentile)

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  • Snyk ID SNYK-WOLFILATEST-HUBBLE-7689062
  • published 16 Aug 2024
  • disclosed 15 Aug 2024

How to fix?

Upgrade Wolfi hubble to version 1.16.0-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream hubble package and not the hubble package as distributed by Wolfi. See How to fix? for Wolfi relevant fixed versions and status.

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Prior to versions 1.14.14 and 1.15.8, a race condition in the Cilium agent can cause the agent to ignore labels that should be applied to a node. This could in turn cause CiliumClusterwideNetworkPolicies intended for nodes with the ignored label to not apply, leading to policy bypass. This issue has been patched in Cilium v1.14.14 and v1.15.8 As the underlying issue depends on a race condition, users unable to upgrade can restart the Cilium agent on affected nodes until the affected policies are confirmed to be working as expected.

CVSS Scores

version 3.1
Expand this section

NVD

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