Bug 1758242 (CVE-2019-17053) - CVE-2019-17053 kernel: unprivileged users able to create RAW sockets in AF_IEEE802154 network protocol.
Summary: CVE-2019-17053 kernel: unprivileged users able to create RAW sockets in AF_I...
Status: NEW
Alias: CVE-2019-17053
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Depends On: 1779494 1779495 1779496 1758243 1779497
Blocks: 1758244
TreeView+ depends on / blocked
Reported: 2019-10-03 16:35 UTC by Dhananjay Arunesh
Modified: 2019-12-13 16:19 UTC (History)
48 users (show)

Fixed In Version:
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Doc Text:
A vulnerability was discovered in the Linux kernel's AF_IEEE802154 networking module where permissions checks are not enforced. This can allow an unprivileged user to create raw sockets for this protocol leading to the potential for data leaks or system unavailability.
Clone Of:
Last Closed:

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Description Dhananjay Arunesh 2019-10-03 16:35:19 UTC
A vulnerability was discovered in ieee802154_create in net/ieee802154/socket.c in the AF_IEEE802154 protocol module in the Linux kernel which did not enforcepermission checks. This could allow a local unprivileged user to create a raw socket.



Comment 1 Dhananjay Arunesh 2019-10-03 16:36:05 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1758243]

Comment 2 Fedora Update System 2019-10-25 18:07:02 UTC
kernel-5.3.6-100.fc29, kernel-headers-5.3.6-100.fc29, kernel-tools-5.3.6-100.fc29 has been pushed to the Fedora 29 stable repository. If problems still persist, please make note of it in this bug report.

Comment 8 Eric Christensen 2019-12-05 18:25:46 UTC

This flaw is rated as moderate; there are no known exploits using this mechanism as an attack surface against the system affected by this bug.

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