Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 4.14.316 |
References
- https://git.kernel.org/stable/c/116b9c002c894097adc2b8684db2d1da4229ed46Patch
- https://git.kernel.org/stable/c/2112c4c47d36bc5aba3ddeb9afedce6ae6a67e7dPatch
- https://git.kernel.org/stable/c/25e97f7b1866e6b8503be349eeea44bb52d661cePatch
- https://git.kernel.org/stable/c/5134556c9be582793f30695c09d18a26fe1ff2d7Patch
- https://git.kernel.org/stable/c/55410a9144c76ecda126e6cdec556dfcd8f343b2Patch
- https://git.kernel.org/stable/c/5f352a56f0e607e6ff539cbf12156bfd8af232bePatch
- https://git.kernel.org/stable/c/6a27762340ad08643de3bc17fe1646ea489ca2e2Patch
- https://git.kernel.org/stable/c/fd269a0435f8e9943b7a57c5a59688848d42d449Patch
FAQ
What is CVE-2023-53297?
CVE-2023-53297 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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, i...
How severe is CVE-2023-53297?
CVE-2023-53297 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-53297?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.