Bug 2154235 (CVE-2022-3619) - CVE-2022-3619 kernel: memory leak in l2cap_recv_acldata of the file net/bluetooth/l2cap_core.c
Summary: CVE-2022-3619 kernel: memory leak in l2cap_recv_acldata of the file net/bluet...
Keywords:
Status: NEW
Alias: CVE-2022-3619
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
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Depends On: 2155872 2155873 2155874 2155875 2155871
Blocks: 2136783
TreeView+ depends on / blocked
 
Reported: 2022-12-16 10:24 UTC by TEJ RATHI
Modified: 2023-01-16 11:35 UTC (History)
36 users (show)

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A memory leak flaw was found in the Linux kernel’s L2CAP bluetooth functionality. This issue occurs when a user generates malicious packets, triggering the l2cap_recv_acldata function. This flaw allows a local or bluetooth connection user to potentially crash the system.
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Description TEJ RATHI 2022-12-16 10:24:54 UTC 
A vulnerability has been found in Linux Kernel and classified as problematic. This vulnerability affects the function l2cap_recv_acldata of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to memory leak. It is recommended to apply a patch to fix this issue. VDB-211918 is the identifier assigned to this vulnerability.

https://vuldb.com/?id.211918
https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=97097c85c088e11651146da32a4e1cdb9dfa6193
Comment 1 Alex 2022-12-22 17:33:01 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2155871]
Comment 5 Justin M. Forbes 2022-12-22 22:48:15 UTC 
This was fixed for Fedora with the 6.0.8 stable kernel update.
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