UBUNTU-CVE-2021-3609
.A flaw was found in the CAN BCM networking protocol in the Linux kernel, where a local attacker can abuse a flaw in the CAN subsystem to corrupt memory, crash the system or escalate privileges. This race condition in net/can/bcm.c in the Linux kernel allows for local privilege escalation to root.
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
6 explicit affected versions
1 explicit affected versions
6 explicit affected versions
1 explicit affected versions
191 explicit affected versions
66 explicit affected versions
28 explicit affected versions
46 explicit affected versions
19 explicit affected versions
76 explicit affected versions
1 explicit affected versions
23 explicit affected versions
75 explicit affected versions
1 explicit affected versions
1 explicit affected versions
19 explicit affected versions
1 explicit affected versions
7 explicit affected versions
12 explicit affected versions
1 explicit affected versions
1 explicit affected versions
2 explicit affected versions
29 explicit affected versions
37 explicit affected versions
1 explicit affected versions
29 explicit affected versions
21 explicit affected versions
10 explicit affected versions
141 explicit affected versions
14 explicit affected versions
74 explicit affected versions
43 explicit affected versions
1 explicit affected versions
14 explicit affected versions
1 explicit affected versions
29 explicit affected versions
13 explicit affected versions
19 explicit affected versions
60 explicit affected versions
1 explicit affected versions
32 explicit affected versions
33 explicit affected versions
10 explicit affected versions
45 explicit affected versions
11 explicit affected versions
68 explicit affected versions
1 explicit affected versions
29 explicit affected versions
2 explicit affected versions
63 explicit affected versions
25 explicit affected versions
1 explicit affected versions
9 explicit affected versions
22 explicit affected versions
1 explicit affected versions
1 explicit affected versions
25 explicit affected versions
1 explicit affected versions
19 explicit affected versions
1 explicit affected versions
20 explicit affected versions
1 explicit affected versions
1 explicit affected versions
22 explicit affected versions
9 explicit affected versions
18 explicit affected versions
44 explicit affected versions
16 explicit affected versions
14 explicit affected versions
18 explicit affected versions
38 explicit affected versions
9 explicit affected versions
118 explicit affected versions
19 explicit affected versions
53 explicit affected versions
4 explicit affected versions
76 explicit affected versions
53 explicit affected versions
1 explicit affected versions
12 explicit affected versions
44 explicit affected versions
19 explicit affected versions
41 explicit affected versions
1 explicit affected versions
96 explicit affected versions
91 explicit affected versions
12 explicit affected versions
22 explicit affected versions
4 explicit affected versions
9 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
.A flaw was found in the CAN BCM networking protocol in the Linux kernel, where a local attacker can abuse a flaw in the CAN subsystem to corrupt memory, crash the system or escalate privileges. This race condition in net/can/bcm.c in the Linux kernel allows for local privilege escalation to root.
05 / REFERENCES
Further evidence
- https://lore.kernel.org/netdev/[email protected]/T/#t
- https://lore.kernel.org/netdev/[email protected]/T/#u
- https://ubuntu.com/security/CVE-2021-3609
- https://ubuntu.com/security/notices/USN-4997-1
- https://ubuntu.com/security/notices/USN-4997-2
- https://ubuntu.com/security/notices/USN-4999-1
- https://ubuntu.com/security/notices/USN-5000-1
- https://ubuntu.com/security/notices/USN-5000-2
- https://ubuntu.com/security/notices/USN-5001-1
- https://ubuntu.com/security/notices/USN-5002-1
- https://ubuntu.com/security/notices/USN-5003-1
- https://ubuntu.com/security/notices/USN-5082-1
- https://ubuntu.com/security/notices/USN-5505-1
- https://ubuntu.com/security/notices/USN-5513-1
- https://www.cve.org/CVERecord?id=CVE-2021-3609
- https://www.openwall.com/lists/oss-security/2021/06/19/1