Improper Locking Affecting kernel-debug package, versions <0:3.10.0-514.el7
Threat Intelligence
EPSS
0.04% (11th
percentile)
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Test your applications- Snyk ID SNYK-RHEL7-KERNELDEBUG-4688579
- published 26 Jul 2021
- disclosed 8 Aug 2016
Introduced: 8 Aug 2016
CVE-2016-3841 Open this link in a new tabHow to fix?
Upgrade RHEL:7 kernel-debug to version 0:3.10.0-514.el7 or higher.
This issue was patched in RHSA-2016:2574.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
The IPv6 stack in the Linux kernel before 4.3.3 mishandles options data, which allows local users to gain privileges or cause a denial of service (use-after-free and system crash) via a crafted sendmsg system call.
References
- http://www.securityfocus.com/bid/92227
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=45f6fad84cc305103b28d73482b344d7f5b76f39
- https://github.com/torvalds/linux/commit/45f6fad84cc305103b28d73482b344d7f5b76f39
- http://source.android.com/security/bulletin/2016-08-01.html
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3
- https://access.redhat.com/security/cve/CVE-2016-3841
- http://rhn.redhat.com/errata/RHSA-2016-0855.html
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://rhn.redhat.com/errata/RHSA-2016-2695.html
- https://access.redhat.com/errata/RHSA-2016:2574
CVSS Scores
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