ipv6: use RCU in ip6_xmit()
Summary
| CVE | CVE-2025-40135 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2025-11-12 11:15:43 UTC |
| Updated | 2026-07-14 13:17:53 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6_xmit() Use RCU in ip6_xmit() in order to use dst_dev_rcu() to prevent possible UAF. |
Risk And Classification
EPSS: 0.001970000 probability, percentile 0.095580000 (date 2026-07-14)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 f0a54d00d2f36de40266f47c27989853e8588656 git | Not specified |
| CNA | Linux | Linux | affected 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 f69fec6287565fdeb61f65e700a1184352306943 git | Not specified |
| CNA | Linux | Linux | affected 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 bd0905e2122e3680968cd0741966983490bf2ed3 git | Not specified |
| CNA | Linux | Linux | affected 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 f7f9e924f23684b4b23cd9f976cceab24a968e34 git | Not specified |
| CNA | Linux | Linux | affected 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 9085e56501d93af9f2d7bd16f7fcfacdde47b99c git | Not specified |
| CNA | Linux | Linux | affected 4.13 | Not specified |
| CNA | Linux | Linux | unaffected 4.13 semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.167 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.130 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.78 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.17.3 6.17.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18 * original_commit_for_fix | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.6 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.6 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | affected V3.1.6 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | affected V3.1.6 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
| ADP | Siemens | SIPLUS S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.6 * custom | Not specified |
| ADP | Siemens | SIPLUS S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| cert-portal.siemens.com/productcert/html/ssa-082556.html | 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e | cert-portal.siemens.com | |
| git.kernel.org/stable/c/f69fec6287565fdeb61f65e700a1184352306943 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| cert-portal.siemens.com/productcert/html/ssa-019113.html | 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e | cert-portal.siemens.com | |
| git.kernel.org/stable/c/f0a54d00d2f36de40266f47c27989853e8588656 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/bd0905e2122e3680968cd0741966983490bf2ed3 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/f7f9e924f23684b4b23cd9f976cceab24a968e34 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/9085e56501d93af9f2d7bd16f7fcfacdde47b99c | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.