CVE-2017-7472

Impact:
Moderate
Public Date:
2017-04-01
CWE:
CWE-400
Bugzilla:
1442086: CVE-2017-7472 kernel: keyctl_set_reqkey_keyring() leaks thread keyrings
A vulnerability was found in the Linux kernel where the keyctl_set_reqkey_keyring() function leaks the thread keyring. This allows an unprivileged local user to exhaust kernel memory and thus cause a DoS.

Find out more about CVE-2017-7472 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5 as the code with the flaw is not present in this product.

This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 6, 7 and MRG-2. Future Linux kernel updates for the respective releases might address this issue.

CVSS v3 metrics

CVSS3 Base Score 5.5
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact High

Red Hat Security Errata

Platform Errata Release Date
Red Hat MRG Grid for RHEL 6 Server v.2 (kernel-rt) RHSA-2018:0181 2018-01-25
Red Hat Enterprise Linux 7 (kernel) RHSA-2018:0151 2018-01-25
Red Hat Enterprise Linux for Real Time for NFV (v. 7) (kernel-rt) RHSA-2018:0152 2018-01-25

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 6 kernel Will not fix
Red Hat Enterprise Linux 5 kernel Not affected
Last Modified