01 Record

CVE-2026-23304

ipv6: fix NULL pointer deref in ip6_rt_get_dev_rcu()

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

ipv6: fix NULL pointer deref in ip6_rt_get_dev_rcu()

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

2026-03-25 10:26Z5 MO AGO

Last updated

2026-07-14 12:46Z1 MO AGO

Reserved

2026-01-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

368cfc84f9d4b56c178270296a03bc9382cd6c3bb9ae764597c56e5b1def89f5

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux4832c30d5458387ff2533ff66fbde26ad8bb5a2d to < d542e2ac7f9e288d49735be0775611547ca4e0ee, 4832c30d5458387ff2533ff66fbde26ad8bb5a2d to < a73fe9f4ae84a239d5b2686f47a58c158aee2eb4, 4832c30d5458387ff2533ff66fbde26ad8bb5a2d to < 4a48fe59f29f673a3d042d679f26629a9c3e29d4, 4832c30d5458387ff2533ff66fbde26ad8bb5a2d to < 581800298313c9fd75e94985e6d37d21b7e35d34, 4832c30d5458387ff2533ff66fbde26ad8bb5a2d to < 3310fc11fc47387d1dd4759b0bc961643ea11c7f, 4832c30d5458387ff2533ff66fbde26ad8bb5a2d to < 0b5a7826020706057cc5a9d9009e667027f221ee, 4832c30d5458387ff2533ff66fbde26ad8bb5a2d to < ae88c8256547b63980770a9ea7be73a15900d27e, 4832c30d5458387ff2533ff66fbde26ad8bb5a2d to < 2ffb4f5c2ccb2fa1c049dd11899aee7967deef5a, 4.14—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/d542e2ac7f9e288d49735be0775611547ca4e0ee
git.kernel.orghttps://git.kernel.org/stable/c/a73fe9f4ae84a239d5b2686f47a58c158aee2eb4
git.kernel.orghttps://git.kernel.org/stable/c/4a48fe59f29f673a3d042d679f26629a9c3e29d4
git.kernel.orghttps://git.kernel.org/stable/c/581800298313c9fd75e94985e6d37d21b7e35d34
git.kernel.orghttps://git.kernel.org/stable/c/3310fc11fc47387d1dd4759b0bc961643ea11c7f
git.kernel.orghttps://git.kernel.org/stable/c/0b5a7826020706057cc5a9d9009e667027f221ee
git.kernel.orghttps://git.kernel.org/stable/c/ae88c8256547b63980770a9ea7be73a15900d27e
git.kernel.orghttps://git.kernel.org/stable/c/2ffb4f5c2ccb2fa1c049dd11899aee7967deef5a
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-2026-23304

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2026-23304

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References