UBUNTU-CVE-2018-20511
An issue was discovered in the Linux kernel before 4.18.11. The ipddp_ioctl function in drivers/net/appletalk/ipddp.c allows local users to obtain sensitive kernel address information by leveraging CAP_NET_ADMIN to read the ipddp_route dev and next fields via an SIOCFINDIPDDPRT ioctl call.
02 / AFFECTED SOFTWARE
Affected packages
53 explicit affected versions
23 explicit affected versions
6 explicit affected versions
191 explicit affected versions
29 explicit affected versions
10 explicit affected versions
1 explicit affected versions
33 explicit affected versions
1 explicit affected versions
1 explicit affected versions
12 explicit affected versions
1 explicit affected versions
21 explicit affected versions
10 explicit affected versions
9 explicit affected versions
27 explicit affected versions
1 explicit affected versions
6 explicit affected versions
23 explicit affected versions
61 explicit affected versions
11 explicit affected versions
55 explicit affected versions
29 explicit affected versions
21 explicit affected versions
34 explicit affected versions
83 explicit affected versions
51 explicit affected versions
41 explicit affected versions
1 explicit affected versions
1 explicit affected versions
42 explicit affected versions
12 explicit affected versions
21 explicit affected versions
26 explicit affected versions
26 explicit affected versions
54 explicit affected versions
3 explicit affected versions
21 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
An issue was discovered in the Linux kernel before 4.18.11. The ipddp_ioctl function in drivers/net/appletalk/ipddp.c allows local users to obtain sensitive kernel address information by leveraging CAP_NET_ADMIN to read the ipddp_route dev and next fields via an SIOCFINDIPDDPRT ioctl call.
05 / REFERENCES
Further evidence
- http://blog.infosectcbr.com.au/2018/09/linux-kernel-infoleaks.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9824dfae5741275473a23a7ed5756c7b6efacc9d
- https://ubuntu.com/security/CVE-2018-20511
- https://ubuntu.com/security/notices/USN-4094-1
- https://ubuntu.com/security/notices/USN-4118-1
- https://www.cve.org/CVERecord?id=CVE-2018-20511