UBUNTU-CVE-2022-3303
A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system, resulting in a denial of service condition
02 / AFFECTED SOFTWARE
Affected packages
8 explicit affected versions
13 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
6 explicit affected versions
22 explicit affected versions
57 explicit affected versions
8 explicit affected versions
30 explicit affected versions
19 explicit affected versions
9 explicit affected versions
15 explicit affected versions
191 explicit affected versions
16 explicit affected versions
56 explicit affected versions
52 explicit affected versions
35 explicit affected versions
7 explicit affected versions
82 explicit affected versions
3 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
83 explicit affected versions
1 explicit affected versions
1 explicit affected versions
21 explicit affected versions
16 explicit affected versions
14 explicit affected versions
7 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
1 explicit affected versions
7 explicit affected versions
12 explicit affected versions
61 explicit affected versions
20 explicit affected versions
69 explicit affected versions
12 explicit affected versions
58 explicit affected versions
10 explicit affected versions
149 explicit affected versions
37 explicit affected versions
82 explicit affected versions
1 explicit affected versions
5 explicit affected versions
26 explicit affected versions
13 explicit affected versions
1 explicit affected versions
29 explicit affected versions
13 explicit affected versions
19 explicit affected versions
1 explicit affected versions
18 explicit affected versions
61 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
80 explicit affected versions
11 explicit affected versions
12 explicit affected versions
103 explicit affected versions
7 explicit affected versions
59 explicit affected versions
2 explicit affected versions
9 explicit affected versions
3 explicit affected versions
96 explicit affected versions
16 explicit affected versions
116 explicit affected versions
58 explicit affected versions
21 explicit affected versions
103 explicit affected versions
19 explicit affected versions
10 explicit affected versions
57 explicit affected versions
1 explicit affected versions
27 explicit affected versions
38 explicit affected versions
56 explicit affected versions
12 explicit affected versions
9 explicit affected versions
1 explicit affected versions
1 explicit affected versions
61 explicit affected versions
5 explicit affected versions
50 explicit affected versions
1 explicit affected versions
49 explicit affected versions
13 explicit affected versions
15 explicit affected versions
58 explicit affected versions
11 explicit affected versions
10 explicit affected versions
12 explicit affected versions
45 explicit affected versions
44 explicit affected versions
16 explicit affected versions
13 explicit affected versions
5 explicit affected versions
37 explicit affected versions
38 explicit affected versions
9 explicit affected versions
9 explicit affected versions
9 explicit affected versions
126 explicit affected versions
17 explicit affected versions
49 explicit affected versions
61 explicit affected versions
25 explicit affected versions
107 explicit affected versions
86 explicit affected versions
4 explicit affected versions
14 explicit affected versions
79 explicit affected versions
48 explicit affected versions
43 explicit affected versions
15 explicit affected versions
105 explicit affected versions
130 explicit affected versions
49 explicit affected versions
4 explicit affected versions
38 explicit affected versions
1 explicit affected versions
33 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system, resulting in a denial of service condition
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/8423f0b6d513b259fdab9c9bf4aaa6188d054c2d
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8423f0b6d513b259fdab9c9bf4aaa6188d054c2d
- https://lore.kernel.org/all/CAFcO6XN7JDM4xSXGhtusQfS2mSBcx50VJKwQpCq=WeLt57aaZA@mail.gmail.com/
- https://ubuntu.com/security/CVE-2022-3303
- https://ubuntu.com/security/notices/USN-5791-1
- https://ubuntu.com/security/notices/USN-5791-2
- https://ubuntu.com/security/notices/USN-5791-3
- https://ubuntu.com/security/notices/USN-5792-1
- https://ubuntu.com/security/notices/USN-5792-2
- https://ubuntu.com/security/notices/USN-5793-1
- https://ubuntu.com/security/notices/USN-5793-2
- https://ubuntu.com/security/notices/USN-5793-3
- https://ubuntu.com/security/notices/USN-5793-4
- https://ubuntu.com/security/notices/USN-5815-1
- https://ubuntu.com/security/notices/USN-5877-1
- https://ubuntu.com/security/notices/USN-6001-1
- https://ubuntu.com/security/notices/USN-6013-1
- https://ubuntu.com/security/notices/USN-6014-1
- https://ubuntu.com/security/notices/USN-6071-1
- https://ubuntu.com/security/notices/USN-6252-1
- https://www.cve.org/CVERecord?id=CVE-2022-3303