CVE-2023-53827 — Use After Free in Linux
Severity
7.5HIGH
No vectorEPSS
0.0%
top 85.68%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 9
Description
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp}
Similar to commit d0be8347c623 ("Bluetooth: L2CAP: Fix use-after-free
caused by l2cap_chan_put"), just use l2cap_chan_hold_unless_zero to
prevent referencing a channel that is about to be destroyed.
Affected Packages4 packages
▶CVEListV5linux/linux61d6ef3e3408cdf7e622646fb90a9f7f9560b943 — f2d38e77aa5f3effc143e7dd24da8acf02925958+8
🔴Vulnerability Details
3OSV▶
CVE-2023-53827: In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp} Similar to comm↗2025-12-09
GHSA▶
GHSA-gvg6-6cf6-h6vq: In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp}
Similar to co↗2025-12-09