Use After Free The advisory has been revoked - it doesn't affect any version of package realtime-kernel (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-RHEL10-REALTIMEKERNEL-9859684
- published28 Apr 2025
- disclosed17 Apr 2016
Introduced: 17 Apr 2016
CVE-2016-4794 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream realtime-kernel package and not the realtime-kernel package as distributed by RHEL.
Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6 allows local users to cause a denial of service (BUG) or possibly have unspecified other impact via crafted use of the mmap and bpf system calls.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1335889
- https://access.redhat.com/security/cve/CVE-2016-4794
- http://rhn.redhat.com/errata/RHSA-2016-2574.html
- http://rhn.redhat.com/errata/RHSA-2016-2584.html
- http://www.openwall.com/lists/oss-security/2016/05/12/6
- http://www.securityfocus.com/bid/90625
- http://www.ubuntu.com/usn/USN-3053-1
- http://www.ubuntu.com/usn/USN-3054-1
- http://www.ubuntu.com/usn/USN-3055-1
- http://www.ubuntu.com/usn/USN-3056-1
- http://www.ubuntu.com/usn/USN-3057-1
- https://lkml.org/lkml/2016/4/17/125
- https://source.android.com/security/bulletin/2016-12-01.html