UBUNTU-CVE-2017-12193
The assoc_array_insert_into_terminal_node function in lib/assoc_array.c in the Linux kernel before 4.13.11 mishandles node splitting, which allows local users to cause a denial of service (NULL pointer dereference and panic) via a crafted application, as demonstrated by the keyring key type, and key addition and link creation operations.
02 / AFFECTED SOFTWARE
Affected packages
133 explicit affected versions
2 explicit affected versions
42 explicit affected versions
64 explicit affected versions
23 explicit affected versions
6 explicit affected versions
5 explicit affected versions
26 explicit affected versions
5 explicit affected versions
1 explicit affected versions
40 explicit affected versions
37 explicit affected versions
26 explicit affected versions
51 explicit affected versions
6 explicit affected versions
12 explicit affected versions
1 explicit affected versions
1 explicit affected versions
23 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
The assoc_array_insert_into_terminal_node function in lib/assoc_array.c in the Linux kernel before 4.13.11 mishandles node splitting, which allows local users to cause a denial of service (NULL pointer dereference and panic) via a crafted application, as demonstrated by the keyring key type, and key addition and link creation operations.
05 / REFERENCES
Further evidence
- http://www.openwall.com/lists/oss-security/2017/11/02/4
- https://ubuntu.com/security/CVE-2017-12193
- https://ubuntu.com/security/notices/USN-3507-1
- https://ubuntu.com/security/notices/USN-3507-2
- https://ubuntu.com/security/notices/USN-3509-1
- https://ubuntu.com/security/notices/USN-3509-2
- https://ubuntu.com/security/notices/USN-3698-1
- https://ubuntu.com/security/notices/USN-3698-2
- https://www.cve.org/CVERecord?id=CVE-2017-12193