CVE-2026-43134
Bluetooth: L2CAP: Fix missing key size check for L2CAP_LE_CONN_REQ
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix missing key size check for L2CAP_LE_CONN_REQ This adds a check for encryption key size upon receiving L2CAP_LE_CONN_REQ which is required by L2CAP/LE/CFC/BV-15-C which expects L2CAP_CR_LE_BAD_KEY_SIZE.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 6, 2026 |
Stay Ahead of the Next One
Get instant alerts for linux linux
Be the first to know when new unknown vulnerabilities affecting linux linux are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
Affected Versions
Linux / Linux
27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d < 335071c0c3637064ec250481f589075db44fe4e6 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d < fa6ad76fa8623c0a50d529cd5726fa5d819a3be4 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d < 9118601ff90b79e8df3c0c98f48ae00c1b02ecef 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d < 481ea39b342c347b6ac029f3d418486280be4e45 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d < ec91078e132179b04e0c3906b599816c056ceaad 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d < 96581749c7c14fbec32c35728520867929600041 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d < 8dd43f9a9323f9c01bc8246da8d81a4c783c9e97 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d < 138d7eca445ef37a0333425d269ee59900ca1104
Linux / Linux
3.14
References
git.kernel.org: https://git.kernel.org/stable/c/335071c0c3637064ec250481f589075db44fe4e6 git.kernel.org: https://git.kernel.org/stable/c/fa6ad76fa8623c0a50d529cd5726fa5d819a3be4 git.kernel.org: https://git.kernel.org/stable/c/9118601ff90b79e8df3c0c98f48ae00c1b02ecef git.kernel.org: https://git.kernel.org/stable/c/481ea39b342c347b6ac029f3d418486280be4e45 git.kernel.org: https://git.kernel.org/stable/c/ec91078e132179b04e0c3906b599816c056ceaad git.kernel.org: https://git.kernel.org/stable/c/96581749c7c14fbec32c35728520867929600041 git.kernel.org: https://git.kernel.org/stable/c/8dd43f9a9323f9c01bc8246da8d81a4c783c9e97 git.kernel.org: https://git.kernel.org/stable/c/138d7eca445ef37a0333425d269ee59900ca1104