Bluetooth: btusb: fix use-after-free on registration failure
Summary
| CVE | CVE-2026-64471 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-07-25 10:17:32 UTC |
| Updated | 2026-07-25 10:17:32 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: fix use-after-free on registration failure Make sure to release the sibling interfaces in case controller registration fails to avoid use-after-free and double-free when they are eventually disconnected. This issue was reported by Sashiko while reviewing a fix for a wakeup source leak in the btusb probe errors paths. |
Risk And Classification
EPSS: 0.001840000 probability, percentile 0.083480000 (date 2026-07-28)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 9bfa35fe422c74882e27cc54450a5f76c96aad68 e09ac7d0c6859a360bf36e7104aef03f88184e0b git | Not specified |
| CNA | Linux | Linux | affected 9bfa35fe422c74882e27cc54450a5f76c96aad68 468fcdfaeb937163dd250773a9fed17ab1fa203c git | Not specified |
| CNA | Linux | Linux | affected 9bfa35fe422c74882e27cc54450a5f76c96aad68 1ce5012944afaddbda939ec6bae9800fce84abbc git | Not specified |
| CNA | Linux | Linux | affected 9bfa35fe422c74882e27cc54450a5f76c96aad68 e6313b800da61a26c2fdd5eba0105e197c0ab3bc git | Not specified |
| CNA | Linux | Linux | affected 9bfa35fe422c74882e27cc54450a5f76c96aad68 14e02f1449ba425a44dedbec9a21efafb056e09f git | Not specified |
| CNA | Linux | Linux | affected 9bfa35fe422c74882e27cc54450a5f76c96aad68 8db0ce3de78367f61c2970c0f16d9adee8830a23 git | Not specified |
| CNA | Linux | Linux | affected 9bfa35fe422c74882e27cc54450a5f76c96aad68 da7d7758fe884b256ddc9fef562e5ddef7952383 git | Not specified |
| CNA | Linux | Linux | affected 9bfa35fe422c74882e27cc54450a5f76c96aad68 eedc6867ebad73edbfaf9a0a65fbef7115cc4753 git | Not specified |
| CNA | Linux | Linux | affected 2.6.27 | Not specified |
| CNA | Linux | Linux | unaffected 2.6.27 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.10.261 5.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.212 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.178 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.145 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.96 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.39 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.1.4 7.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.2-rc1 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/e6313b800da61a26c2fdd5eba0105e197c0ab3bc | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/1ce5012944afaddbda939ec6bae9800fce84abbc | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/468fcdfaeb937163dd250773a9fed17ab1fa203c | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/e09ac7d0c6859a360bf36e7104aef03f88184e0b | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/14e02f1449ba425a44dedbec9a21efafb056e09f | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/eedc6867ebad73edbfaf9a0a65fbef7115cc4753 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/8db0ce3de78367f61c2970c0f16d9adee8830a23 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/da7d7758fe884b256ddc9fef562e5ddef7952383 | 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.