CVE Database›Document archive›CVE-2014-9419

CVE-2014-9419

kernel: partial ASLR bypass through TLS base addresses leak

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Severity

Low

Red Hat Product Security

1.9

CVSS 2.0

Review impact separately from score.

Published · December 8, 2014

Updated · June 28, 2026

Description

An information leak flaw was found in the way the Linux kernel changed certain segment registers and thread-local storage (TLS) during a context switch. A local, unprivileged user could use this flaw to leak the user space TLS base address of an arbitrary process.

Statement

This issue affects the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2. Future kernel updates for Red Hat Enterprise Linux 7 may address this issue.

This issue has been rated as having Low security impact and is not currently planned to be addressed in future updates for Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG 2.

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 2.0 · 1.9
AV:L/AC:M/Au:N/C:P/I:N/A:N

CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor