Description (CNA)
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp conn->chan_lock isn't acquired before l2cap_get_chan_by_scid, if l2cap_get_chan_by_scid returns NULL, then 'bad unlock balance' is triggered.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected f2d38e77aa5f3effc143e7dd24da8acf02925958 before 5f352a56f0e607e6ff539cbf12156bfd8af232be; affected 1351551aa9058e07a20a27a158270cf84fcde621 before 6a27762340ad08643de3bc17fe1646ea489ca2e2; affected c02421992505c95c7f3c9ad59ee35e22eac60988 before 2112c4c47d36bc5aba3ddeb9afedce6ae6a67e7d; affected d9ba36c22a7bb09d6bac4cc2f243eff05da53f43 before 55410a9144c76ecda126e6cdec556dfcd8f343b2; affected ac6725a634f7e8c0330610a8527f20c730b61115 before 116b9c002c894097adc2b8684db2d1da4229ed46; affected 348d446762e7c70778df8bafbdf3fa0df2123f58 before fd269a0435f8e9943b7a57c5a59688848d42d449; affected a2a9339e1c9deb7e1e079e12e27a0265aea8421a before 5134556c9be582793f30695c09d18a26fe1ff2d7; affected a2a9339e1c9deb7e1e079e12e27a0265aea8421a before 25e97f7b1866e6b8503be349eeea44bb52d661ce; affected d82a439c3cfdb28aa7e82e2e849c5c4dd9fca284; affected 4.14.313 before 4.14.316; affected 4.19.281 before 4.19.284; affected 5.4.241 before 5.4.244; affected 5.10.178 before 5.10.181; affected 5.15.108 before 5.15.113; affected 6.1.25 before 6.1.30; affected 6.2.12 before 6.3 |
| Linux / Linux | affected 6.3; unaffected 0 before 6.3; unaffected 4.14.316 through 4.14.*; unaffected 4.19.284 through 4.19.*; unaffected 5.4.244 through 5.4.*; unaffected 5.10.181 through 5.10.*; unaffected 5.15.113 through 5.15.*; unaffected 6.1.30 through 6.1.*; unaffected 6.3.4 through 6.3.*; unaffected 6.4 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/5f352a56f0e607e6ff539cbf12156bfd8af232be
- https://git.kernel.org/stable/c/6a27762340ad08643de3bc17fe1646ea489ca2e2
- https://git.kernel.org/stable/c/2112c4c47d36bc5aba3ddeb9afedce6ae6a67e7d
- https://git.kernel.org/stable/c/55410a9144c76ecda126e6cdec556dfcd8f343b2
- https://git.kernel.org/stable/c/116b9c002c894097adc2b8684db2d1da4229ed46
- https://git.kernel.org/stable/c/fd269a0435f8e9943b7a57c5a59688848d42d449
- https://git.kernel.org/stable/c/5134556c9be582793f30695c09d18a26fe1ff2d7
- https://git.kernel.org/stable/c/25e97f7b1866e6b8503be349eeea44bb52d661ce
ADP enrichment
No English description supplied.
No references supplied.