Bug 2185945 (CVE-2023-1989) - CVE-2023-1989 kernel: Use after free bug in btsdio_remove due to race condition
Summary: CVE-2023-1989 kernel: Use after free bug in btsdio_remove due to race condition
Keywords:
Status: NEW
Alias: CVE-2023-1989
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
: 2185888 (view as bug list)
Depends On: 2185959 2185960 2185961 2185962
Blocks: 2185929
TreeView+ depends on / blocked
 
Reported: 2023-04-11 17:29 UTC by Rohit Keshri
Modified: 2023-07-07 08:28 UTC (History)
45 users (show)

Fixed In Version: kernel 6.3-rc4
Doc Type: If docs needed, set a value
Doc Text:
A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. A call to btsdio_remove with an unfinished job may cause a race problem which leads to a UAF on hdev devices.
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Description Rohit Keshri 2023-04-11 17:29:42 UTC 
A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. In this flaw, a call to btsdio_remove with an unfinished job, may cause a race condition, and lead to a UAF problem on the hdev devices.

This bug has been submitted to upstream and got fixed in [1] and [2]

[1] https://lore.kernel.org/all/167883542095.4543.7797236411801708072.git-patchwork-notify@kernel.org/
[2] https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=f132c2d13088
Comment 4 zhuoraoyang 2023-04-20 06:31:43 UTC 
*** Bug 2185888 has been marked as a duplicate of this bug. ***
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