Bug 2125964 (CVE-2022-39176) - CVE-2022-39176 bluez: BlueZ allows physically proximate attackers to obtain sensitive information because profiles/audio/avrcp.c does not validate params_len
Summary: CVE-2022-39176 bluez: BlueZ allows physically proximate attackers to obtain s...
Keywords:
Status: NEW
Alias: CVE-2022-39176
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
Depends On: 2125970 2125974 2125975 2125976
Blocks: 2123781
TreeView+ depends on / blocked
 
Reported: 2022-09-12 06:21 UTC by Sandipan Roy
Modified: 2023-07-07 08:31 UTC (History)
9 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description Sandipan Roy 2022-09-12 06:21:06 UTC 
BlueZ before 5.59 allows physically proximate attackers to obtain sensitive information because profiles/audio/avrcp.c does not validate params_len.

https://ubuntu.com/security/notices/USN-5481-1
https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1977968
Comment 1 Sandipan Roy 2022-09-12 06:36:36 UTC 
Created bluez tracking bugs for this issue:

Affects: fedora-36 [bug 2125970]
Comment 2 Sandipan Roy 2022-09-12 06:38:37 UTC 
Created bluez tracking bugs for this issue:

Affects: fedora-35 [bug 2125976]
Comment 5 Sandipan Roy 2022-09-29 13:29:53 UTC 
https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=e2b0f0d8d63e1223bb714a9efb37e2257818268b
https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=7a80d2096f1b7125085e21448112aa02f49f5e9a
https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/profiles/audio/avdtp.c?id=0388794dc5fdb73a4ea88bcf148de0a12b4364d4
https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1977968
Comment 6 gopal krishna tiwari 2022-09-29 13:45:53 UTC 
(In reply to Sandipan Roy from comment #5)
> https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/
> ?id=e2b0f0d8d63e1223bb714a9efb37e2257818268b
> https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/
> ?id=7a80d2096f1b7125085e21448112aa02f49f5e9a
> https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/profiles/audio/
> avdtp.c?id=0388794dc5fdb73a4ea88bcf148de0a12b4364d4
> https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1977968

Thanks, wondering do we have any reproducer for verification ?

Gopal ..
Comment 7 Sandipan Roy 2022-09-29 13:56:40 UTC 
No Reproducer or test cases are present.
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