01 Record

CVE-2026-31752

bridge: br_nd_send: validate ND option lengths

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

bridge: br_nd_send: validate ND option lengths

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.13% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 2.9% of scored records. A rank, not a probability.
NVD base score: 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-07-14.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2026-05-01 14:14Z4 MO AGO

Last updated

2026-07-14 12:48Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-805Buffer Access with Incorrect Length ValueBase

Data version

5.2

Document digest

25ef099bd53c1e6eaee0c634f11ca549dcb1ef3c0f2ea680b92e7ec16a5d5287

05 Affected products

VendorProductVersionsPlatforms

LinuxLinuxed842faeb2bd49256f00485402f3113205f91d30 to < 82a42eceec7c6bdb0e0da94c0542a173b7ea57f2, ed842faeb2bd49256f00485402f3113205f91d30 to < 259466f76f5a2148aff11134e68f4b4c6d52725b, ed842faeb2bd49256f00485402f3113205f91d30 to < ee02d8991fd7bd86ed6ebd0deb4aab53feb0e43a, ed842faeb2bd49256f00485402f3113205f91d30 to < e0bfd6d4dc77ab345b6c65eef0cfe9b2f69085aa, ed842faeb2bd49256f00485402f3113205f91d30 to < c49b9256bbacb6a135654aebd12e4c0e87166b7c, ed842faeb2bd49256f00485402f3113205f91d30 to < 837392a38445729c22e03d3abcf33f07763efd85, ed842faeb2bd49256f00485402f3113205f91d30 to < e71303a9190496136e240c4f2872b7b0b16027a7, ed842faeb2bd49256f00485402f3113205f91d30 to < 850837965af15707fd3142c1cf3c5bfaf022299b, 4.15—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/82a42eceec7c6bdb0e0da94c0542a173b7ea57f2
git.kernel.orghttps://git.kernel.org/stable/c/259466f76f5a2148aff11134e68f4b4c6d52725b
git.kernel.orghttps://git.kernel.org/stable/c/ee02d8991fd7bd86ed6ebd0deb4aab53feb0e43a
git.kernel.orghttps://git.kernel.org/stable/c/e0bfd6d4dc77ab345b6c65eef0cfe9b2f69085aa
git.kernel.orghttps://git.kernel.org/stable/c/c49b9256bbacb6a135654aebd12e4c0e87166b7c
git.kernel.orghttps://git.kernel.org/stable/c/837392a38445729c22e03d3abcf33f07763efd85
git.kernel.orghttps://git.kernel.org/stable/c/e71303a9190496136e240c4f2872b7b0b16027a7
git.kernel.orghttps://git.kernel.org/stable/c/850837965af15707fd3142c1cf3c5bfaf022299b
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-082556.html
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-019113.html

01 Record index

CVE-2026-31752

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2026-31752

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References