mailbox: add sanity check for channel array
Summary
| CVE | CVE-2026-53295 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-06-26 20:17:22 UTC |
| Updated | 2026-06-30 14:44:27 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: mailbox: add sanity check for channel array Fail gracefully if there is no channel array attached to the mailbox controller. Otherwise the later dereference will cause an OOPS which might not be seen because mailbox controllers might instantiate very early. Remove the comment explaining the obvious while here. |
Risk And Classification
EPSS: 0.001770000 probability, percentile 0.074520000 (date 2026-07-02)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c 5cc3300fab262b26c28bc2fc06df693410c3840b git | Not specified |
| CNA | Linux | Linux | affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c 0f11444271110d9b5bc6316a153c6431abda899c git | Not specified |
| CNA | Linux | Linux | affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c d44872a569b8fbacde457ff2587a775e5004bb79 git | Not specified |
| CNA | Linux | Linux | affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c 14aed0d4e58389cc6a88acf8610b12d3e476272b git | Not specified |
| CNA | Linux | Linux | affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c 6362c4a7d7e21e68cd9aa04df7cde16befba3a4b git | Not specified |
| CNA | Linux | Linux | affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c 9dd7489943324298bb0f385495795a82f1dd6507 git | Not specified |
| CNA | Linux | Linux | affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c 37792091ab28ba030fd8d61184c47d4d51294170 git | Not specified |
| CNA | Linux | Linux | affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c c1aad75595fb67edc7fda8af249d3b886efa1be9 git | Not specified |
| CNA | Linux | Linux | affected 3.18 | Not specified |
| CNA | Linux | Linux | unaffected 3.18 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.10.258 5.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.209 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.175 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.141 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.91 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.33 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0.10 7.0.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.1 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/c1aad75595fb67edc7fda8af249d3b886efa1be9 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/9dd7489943324298bb0f385495795a82f1dd6507 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/14aed0d4e58389cc6a88acf8610b12d3e476272b | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/d44872a569b8fbacde457ff2587a775e5004bb79 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/5cc3300fab262b26c28bc2fc06df693410c3840b | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/0f11444271110d9b5bc6316a153c6431abda899c | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/37792091ab28ba030fd8d61184c47d4d51294170 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/6362c4a7d7e21e68cd9aa04df7cde16befba3a4b | 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.