CVE-2014-9322
kernel: x86: local privesc due to bad_iret and paranoid entry incompatibility
Severity
ImportantRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · December 15, 2014
Updated · June 27, 2026
Description
A flaw was found in the way the Linux kernel handled GS segment register base switching when recovering from a #SS (stack segment) fault on an erroneous return to user space. A local, unprivileged user could use this flaw to escalate their privileges on the system.
Statement
This issue does affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 4, 5, 6, and 7, and Red Hat Enterprise MRG 2. Future Linux kernel updates for the respective releases will address this issue.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 8.4CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 · 7.2AV:L/AC:L/Au:N/C:C/I:C/A:C
CWE-841 · Improper Enforcement of Behavioral Workflow