Bug 2231800 (TRIAGE-CVE-2023-40283) - TRIAGE-CVE-2023-40283 kernel: use-after-free in l2cap_sock_release in net/bluetooth/l2cap_sock.c
Summary: TRIAGE-CVE-2023-40283 kernel: use-after-free in l2cap_sock_release in net/blu...
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Status: NEW
Alias: TRIAGE-CVE-2023-40283
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
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Blocks: 2231794
TreeView+ depends on / blocked
 
Reported: 2023-08-14 07:23 UTC by Rohit Keshri
Modified: 2023-08-14 11:54 UTC (History)
4 users (show)

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Description Rohit Keshri 2023-08-14 07:23:02 UTC 
An issue was discovered in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled.

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1728137b33c00d5a2b5110ed7aafb42e7c32e4a1
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.10
https://github.com/torvalds/linux/commit/1728137b33c00d5a2b5110ed7aafb42e7c32e4a1
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