Medium severity5.5NVD Advisory· Published Dec 27, 2018· Updated Jun 17, 2026
CVE-2018-20511
CVE-2018-20511
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.
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Affected products
4- Range: <4.18.11
Patches
Vulnerability mechanics
References
9- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdPatchVendor Advisory
- github.com/torvalds/linux/commit/9824dfae5741275473a23a7ed5756c7b6efacc9dnvdPatchThird Party Advisory
- lkml.org/lkml/2018/9/27/480nvdPatchThird Party Advisory
- www.securityfocus.com/bid/106347nvdThird Party AdvisoryVDB Entry
- cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.11nvdRelease NotesVendor Advisory
- lists.debian.org/debian-lts-announce/2019/03/msg00034.htmlnvdMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2019/04/msg00004.htmlnvd
- usn.ubuntu.com/4094-1/nvd
- usn.ubuntu.com/4118-1/nvd
News mentions
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