Bug 1758245 (CVE-2019-17054) - CVE-2019-17054 kernel: privilege escalation in atalk_create in net/appletalk/ddp.c in the AF_APPLETALK network module
Summary: CVE-2019-17054 kernel: privilege escalation in atalk_create in net/appletalk/...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2019-17054
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: 1758246
Blocks: 1758247
TreeView+ depends on / blocked
 
Reported: 2019-10-03 16:42 UTC by Dhananjay Arunesh
Modified: 2019-11-22 06:42 UTC (History)
46 users (show)

Fixed In Version:
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Last Closed: 2019-11-22 06:42:11 UTC


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Description Dhananjay Arunesh 2019-10-03 16:42:36 UTC
A vulnerability was found in atalk_create in net/appletalk/ddp.c in the AF_APPLETALK network module in the Linux kernel does not enforce CAP_NET_RAW, which means that unprivileged users can create a raw socket, aka CID-6cc03e8aa36c.

Reference:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0edc3f703f7bcaf550774b5d43ab727bcd0fe06b
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6cc03e8aa36c51f3b26a0d21a3c4ce2809c842ac

Comment 1 Dhananjay Arunesh 2019-10-03 16:43:44 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1758246]

Comment 2 Fedora Update System 2019-10-25 18:06:57 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 3 Rohit Keshri 2019-11-22 06:42:16 UTC
Statement:

There was no shipped kernel version were seen affected with this problem. These files are not built in our source code.


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