CVEvulnerability
CVE-2018-20511
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2018-12-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-200
Description
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.
Affected configurations
• linux linux kernel (< 4.18.11)
• debian debian linux 8.0
Related
Weakness · CWE (1)
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9824dfae5741275473a23a7ed5756c7b6efacc9d Patch, Vendor Advisory
- http://www.securityfocus.com/bid/106347 Third Party Advisory, VDB Entry
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.11 Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/9824dfae5741275473a23a7ed5756c7b6efacc9d Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html lists.debian.org
- https://lkml.org/lkml/2018/9/27/480 Patch, Third Party Advisory
- https://usn.ubuntu.com/4094-1/ usn.ubuntu.com
- https://usn.ubuntu.com/4118-1/ usn.ubuntu.com
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9824dfae5741275473a23a7ed5756c7b6efacc9d Patch, Vendor Advisory
- http://www.securityfocus.com/bid/106347 Third Party Advisory, VDB Entry
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.11 Release Notes, Vendor Advisory
- https://github.com/torvalds/linux/commit/9824dfae5741275473a23a7ed5756c7b6efacc9d Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html lists.debian.org
- https://lkml.org/lkml/2018/9/27/480 Patch, Third Party Advisory
- https://usn.ubuntu.com/4094-1/ usn.ubuntu.com
- https://usn.ubuntu.com/4118-1/ usn.ubuntu.com