Bug 1498016 (CVE-2017-15299) - CVE-2017-15299 kernel: Incorrect updates of uninstantiated keys crash the kernel
Summary: CVE-2017-15299 kernel: Incorrect updates of uninstantiated keys crash the kernel
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2017-15299
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1497217 1498017 1502569 1502570 1502571 1503242
Blocks: 1498018
TreeView+ depends on / blocked
 
Reported: 2017-10-03 10:15 UTC by Andrej Nemec
Modified: 2021-10-27 10:53 UTC (History)
39 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
A vulnerability was found in the key management subsystem of the Linux kernel. An update on an uninstantiated key could cause a kernel panic, leading to denial of service (DoS).
Clone Of:
Environment:
Last Closed: 2021-10-27 10:53:25 UTC

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2018:0654 0 None None None 2018-04-10 05:05:40 UTC

Description Andrej Nemec 2017-10-03 10:15:22 UTC 
A vulnerability was found in the key management subsystem of the Linux kernel. An update on an uninstantiated key could cause a kernel panic, leading to DoS.

References:

https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1499828.html

https://marc.info/?t=150654188100001&r=1&w=2

https://marc.info/?t=150783958600011&r=1&w=2

An upstream patch:

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=60ff5b2f547af3828aebafd54daded44cfb0807a
Comment 1 Andrej Nemec 2017-10-03 10:16:41 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1498017]
Comment 4 Vladis Dronov 2017-10-13 13:34:42 UTC 
Statement:

This issue does not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5 and 6, as the code with the flaw is not present in the products listed.

This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2. Future updates for the respective releases may address this issue.
Comment 6 Fedora Update System 2017-10-24 05:28:20 UTC 
kernel-4.13.8-300.fc27 has been pushed to the Fedora 27 stable repository. If problems still persist, please make note of it in this bug report.
Comment 7 Fedora Update System 2017-10-25 21:20:20 UTC 
kernel-4.13.8-100.fc25 has been pushed to the Fedora 25 stable repository. If problems still persist, please make note of it in this bug report.
Comment 8 Fedora Update System 2017-10-25 23:13:18 UTC 
kernel-4.13.8-200.fc26 has been pushed to the Fedora 26 stable repository. If problems still persist, please make note of it in this bug report.
Comment 9 errata-xmlrpc 2018-04-10 05:05:20 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:0654 https://access.redhat.com/errata/RHSA-2018:0654
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