Bug 1335215 (CVE-2016-4578) - CVE-2016-4578 kernel: Information leak in events in timer.c
Summary: CVE-2016-4578 kernel: Information leak in events in timer.c
Status: NEW
Alias: CVE-2016-4578
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard: impact=low,public=20160503,reported=2...
Keywords: Security
Depends On: 1288993 1343113
Blocks: 1332934
TreeView+ depends on / blocked
 
Reported: 2016-05-11 15:20 UTC by Andrej Nemec
Modified: 2019-02-08 14:56 UTC (History)
29 users (show)

(edit)
A vulnerability was found in Linux kernel. There is an information leak in file sound/core/timer.c of the latest mainline Linux kernel. The stack object “r1” has a total size of 32 bytes. Its field “event” and “val” both contain 4 bytes padding. These 8 bytes padding bytes are sent to user without being initialized.
Clone Of:
(edit)
Last Closed:


Attachments (Terms of Use)


External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2016:2574 normal SHIPPED_LIVE Important: kernel security, bug fix, and enhancement update 2016-11-03 12:06:10 UTC
Red Hat Product Errata RHSA-2016:2584 normal SHIPPED_LIVE Important: kernel-rt security, bug fix, and enhancement update 2016-11-03 12:08:49 UTC

Description Andrej Nemec 2016-05-11 15:20:18 UTC
A vulnerability was found in Linux kernel. There is an information leak in file sound/core/timer.c of the latest mainline Linux kernel. The stack object “r1” has a total size of 32 bytes. Its field “event” and “val” both contain 4 bytes padding. These 8 bytes padding bytes are sent to user without being initialized.

Comment 2 Adam Mariš 2016-05-13 08:48:44 UTC
CVE-ID request and assignment:

http://seclists.org/oss-sec/2016/q2/315

http://seclists.org/oss-sec/2016/q2/316

Comment 4 Vladis Dronov 2016-06-06 14:24:43 UTC
Statement:

This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 5 and 6. This has been rated as having Low security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2. Future Linux kernel updates for the respective releases might address this issue.

Comment 6 errata-xmlrpc 2016-11-03 16:32:45 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2016:2574 https://rhn.redhat.com/errata/RHSA-2016-2574.html

Comment 7 errata-xmlrpc 2016-11-03 19:51:14 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2016:2584 https://rhn.redhat.com/errata/RHSA-2016-2584.html

Comment 8 errata-xmlrpc 2016-11-03 21:34:49 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2016:2574 https://rhn.redhat.com/errata/RHSA-2016-2574.html

Comment 9 errata-xmlrpc 2016-11-03 21:50:12 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2016:2584 https://rhn.redhat.com/errata/RHSA-2016-2584.html


Note You need to log in before you can comment on or make changes to this bug.