Race condition in the inet_frag_intern function in net/ipv4/inet_fragment.c in the Linux kernel through 3.13.6 allows remote attackers to cause a denial of service (use-after-free error) or possibly have unspecified other impact via a large series of fragmented ICMP Echo Request packets to a system with a heavy CPU load.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2014-0100 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue did not affect the versions of Linux kernel package as shipped with Red Hat Enterprise Linux 5 and 6 as they did not backport the commit that introduced this issue.
| Base Score | 7.6 |
|---|---|
| Base Metrics | AV:N/AC:H/Au:N/C:C/I:C/A:C |
| Access Vector | Network |
| Access Complexity | High |
| Authentication | None |
| Confidentiality Impact | Complete |
| Integrity Impact | Complete |
| Availability Impact | Complete |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat MRG Grid for RHEL 6 Server v.2 (kernel-rt) | RHSA-2014:0557 | 2014-05-27 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise MRG 2.5 | realtime-kernel | Affected |
| Red Hat Enterprise MRG 2.4.z | realtime-kernel | Not affected |
| Red Hat Enterprise Linux 7 | kernel | Not affected |
| Red Hat Enterprise Linux 6 | kernel | Not affected |
| Red Hat Enterprise Linux 5 | kernel | Not affected |
Vulmon