CVE-2025-38120 Affecting bpftool package, versions <0:5.15.0-312.187.5.el8uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (9th percentile)

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  • Snyk IDSNYK-ORACLE8-BPFTOOL-12566391
  • published9 Sept 2025
  • disclosed3 Jul 2025

Introduced: 3 Jul 2025

CVE-2025-38120  (opens in a new tab)

How to fix?

Upgrade Oracle:8 bpftool to version 0:5.15.0-312.187.5.el8uek or higher.
This issue was patched in ELSA-2025-20552.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

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

netfilter: nf_set_pipapo_avx2: fix initial map fill

If the first field doesn't cover the entire start map, then we must zero out the remainder, else we leak those bits into the next match round map.

The early fix was incomplete and did only fix up the generic C implementation.

A followup patch adds a test case to nft_concat_range.sh.

CVSS Base Scores

version 3.1