CVE-2023-53145
Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition In btsdio_probe, the data->work is bound with btsdio_work. It will be started in btsdio_send_frame. If the btsdio_remove runs with a unfinished work, there may be a race condition that hdev is freed but used in btsdio_work. Fix it by canceling the work before do cleanup in btsdio_remove.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
2.6.24
References 7
git.kernel.org
- stable/c/6c3653627397a0d6eab19b20a59423e118985a6b
- stable/c/3efcbf25e5ab4d4ad1b7e6ba0869ff85540e3f6e
- stable/c/a6650d27ab2c12a8ee750f396edb5ac8b4558b2e
- stable/c/746b363bef41cc159c051c47f9e30800bc6b520d
- stable/c/a5c2a467e9e789ae0891de55b766daac52e3b7b3
- stable/c/179c65828593aff1f444e15debd40a477cb23cf4
- stable/c/73f7b171b7c09139eb3c6a5677c200dc1be5f318