Description
Linux kernel before 2.6.18, when running on x86_64 systems, does not properly save or restore EFLAGS during a context switch, which allows local users to cause a denial of service (crash) by causing SYSENTER to set an NT flag, which can trigger a crash on the IRET of the next task.
Published: 2007-01-09
Score: 4.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-1381-1 New Linux 2.6.18 packages fix several vulnerabilities
Debian DSA Debian DSA DSA-1381-2 New Linux 2.6.18 packages fix several vulnerabilities
EUVD EUVD EUVD-2006-5739 Linux kernel before 2.6.18, when running on x86_64 systems, does not properly save or restore EFLAGS during a context switch, which allows local users to cause a denial of service (crash) by causing SYSENTER to set an NT flag, which can trigger a crash on the IRET of the next task.
Ubuntu USN Ubuntu USN USN-416-1 Linux kernel vulnerabilities
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Linux Linux Kernel
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T20:04:54.612Z

Reserved: 2006-11-06T00:00:00.000Z

Link: CVE-2006-5755

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2006-12-31T05:00:00.000

Modified: 2025-04-09T00:30:58.490

Link: CVE-2006-5755

cve-icon Redhat

Severity : Low

Publid Date: 2006-09-26T00:00:00Z

Links: CVE-2006-5755 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses