Vulnerability in Red Hat Fast Datapath For Enterprise Linux 10
CVE-2026-5265
When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total length (ip_tot_len for IPv4, ip6_plen for IP…
EPSS: 0.000 (12.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H.
Affected products
- Red Hat Fast Datapath For Enterprise Linux 10 — versions 0:25.03.2-100.el10fdp, 0:25.09.2-103.el10fdp
- Red Hat Fast Datapath For Enterprise Linux 8 — versions 0:21.12.0-145.el8fdp, 0:23.06.4-30.el8fdp
- Red Hat Fast Datapath For Enterprise Linux 9 — versions 0:23.06.4-30.el9fdp, 0:23.09.6-16.el9fdp, 0:24.03.7-82.el9fdp
- Red Hat Fast Datapath For Rhel 10
- Red Hat Fast Datapath For Rhel 7
- Red Hat Fast Datapath For Rhel 8
- Red Hat Fast Datapath For Rhel 9
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2026-5265?
- CVE-2026-5265 is a medium-severity vulnerability in Red Hat Fast Datapath For Enterprise Linux 10, classified under Improper Handling of Length Parameter Inconsistency. CVSS score: 6.5/10. Published 2026-04-24.
- How severe is CVE-2026-5265?
- Medium severity. CVSS v3 base score is 6.5 out of 10.