UBUNTU-CVE-2022-2959
A race condition was found in the Linux kernel's watch queue due to a missing lock in pipe_resize_ring(). The specific flaw exists within the handling of pipe buffers. The issue results from the lack of proper locking when performing operations on an object. This flaw allows a local user to crash the system or escalate their privileges on the system.
02 / AFFECTED SOFTWARE
Affected packages
15 explicit affected versions
29 explicit affected versions
10 explicit affected versions
1 explicit affected versions
16 explicit affected versions
7 explicit affected versions
26 explicit affected versions
2 explicit affected versions
10 explicit affected versions
37 explicit affected versions
13 explicit affected versions
20 explicit affected versions
4 explicit affected versions
11 explicit affected versions
3 explicit affected versions
37 explicit affected versions
3 explicit affected versions
4 explicit affected versions
7 explicit affected versions
33 explicit affected versions
5 explicit affected versions
16 explicit affected versions
12 explicit affected versions
38 explicit affected versions
13 explicit affected versions
3 explicit affected versions
10 explicit affected versions
13 explicit affected versions
1 explicit affected versions
10 explicit affected versions
1 explicit affected versions
12 explicit affected versions
2 explicit affected versions
21 explicit affected versions
9 explicit affected versions
6 explicit affected versions
13 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
12 explicit affected versions
4 explicit affected versions
5 explicit affected versions
23 explicit affected versions
5 explicit affected versions
13 explicit affected versions
12 explicit affected versions
44 explicit affected versions
4 explicit affected versions
4 explicit affected versions
12 explicit affected versions
16 explicit affected versions
9 explicit affected versions
12 explicit affected versions
13 explicit affected versions
8 explicit affected versions
7 explicit affected versions
8 explicit affected versions
16 explicit affected versions
43 explicit affected versions
13 explicit affected versions
4 explicit affected versions
12 explicit affected versions
6 explicit affected versions
12 explicit affected versions
50 explicit affected versions
12 explicit affected versions
12 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
A race condition was found in the Linux kernel's watch queue due to a missing lock in pipe_resize_ring(). The specific flaw exists within the handling of pipe buffers. The issue results from the lack of proper locking when performing operations on an object. This flaw allows a local user to crash the system or escalate their privileges on the system.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/189b0ddc245139af81198d1a3637cac74f96e13a
- https://ubuntu.com/security/CVE-2022-2959
- https://ubuntu.com/security/notices/USN-5594-1
- https://ubuntu.com/security/notices/USN-5599-1
- https://ubuntu.com/security/notices/USN-5602-1
- https://ubuntu.com/security/notices/USN-5616-1
- https://ubuntu.com/security/notices/USN-5623-1
- https://www.cve.org/CVERecord?id=CVE-2022-2959
- https://www.zerodayinitiative.com/advisories/ZDI-CAN-17291/