CVE-2026-74532
Bluetooth: btintel: Validate length before parsing diagnostics TLV
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel: Validate length before parsing diagnostics TLV btintel_diagnostics() accesses tlv->val[0] without first validating that the diagnostics VSE is long enough to contain that field, so may cause reading data beyond the received frame. Fix by validating the length before access.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 15, 2026 |
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Affected Versions
Linux / Linux
af395330abed142a2685bf3d17a938544816bf3c < c31be902ccbbb0b2c23159a1481dce80d1f9753d af395330abed142a2685bf3d17a938544816bf3c < dd20e30bdbd707ea8ced581f3d7f9e9854634b17 af395330abed142a2685bf3d17a938544816bf3c < c618a9a5b08ea2e17bddf4e948be9f75d408fca4 af395330abed142a2685bf3d17a938544816bf3c < 6ec9c3dc52302b891513f608f5fb478349b15ab3 af395330abed142a2685bf3d17a938544816bf3c < b640ff9af3c809ff5ea2077fbba17df1594ec1e4
Linux / Linux
6.4
References
git.kernel.org: https://git.kernel.org/stable/c/c31be902ccbbb0b2c23159a1481dce80d1f9753d git.kernel.org: https://git.kernel.org/stable/c/dd20e30bdbd707ea8ced581f3d7f9e9854634b17 git.kernel.org: https://git.kernel.org/stable/c/c618a9a5b08ea2e17bddf4e948be9f75d408fca4 git.kernel.org: https://git.kernel.org/stable/c/6ec9c3dc52302b891513f608f5fb478349b15ab3 git.kernel.org: https://git.kernel.org/stable/c/b640ff9af3c809ff5ea2077fbba17df1594ec1e4