Incomplete Internal State Distinction Affecting kernel-livepatch-6.1.168-202.320 package, versions <1:1.0-0.amzn2023


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.01% (3rd percentile)

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  • Snyk IDSNYK-AMZN2023-KERNELLIVEPATCH61168202320-16627770
  • published10 May 2026
  • disclosed1 May 2026

Introduced: 1 May 2026

NewCVE-2026-43030  (opens in a new tab)
CWE-372  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 kernel-livepatch-6.1.168-202.320 to version 1:1.0-0.amzn2023 or higher.
This issue was patched in ALAS2023-2026-1681.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-6.1.168-202.320 package and not the kernel-livepatch-6.1.168-202.320 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

bpf: Fix regsafe() for pointers to packet

In case rold->reg->range == BEYOND_PKT_END && rcur->reg->range == N regsafe() may return true which may lead to current state with valid packet range not being explored. Fix the bug.

CVSS Base Scores

version 3.1