What’s Vulnerable › Vulnerabilities

CVE-2006-6921

• Severity: low (CVSS 2.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2007-01-12 · updated 2026-06-16

Description

Unspecified versions of the Linux kernel allow local users to cause a denial of service (unrecoverable zombie process) via a program with certain instructions that prevent init from properly reaping a child whose parent has died.

Affected products

• Linux kernel: 2.6.20.1

References

• http://secunia.com/advisories/27436
• http://secunia.com/advisories/27747
• http://secunia.com/advisories/29236
• http://support.avaya.com/elmodocs2/security/ASA-2007-474.htm
• http://uwsg.iu.edu/hypermail/linux/kernel/0612.2/0980.html
• http://uwsg.iu.edu/hypermail/linux/kernel/0612.2/1021.html
• http://www.redhat.com/support/errata/RHSA-2007-0939.html
• http://www.redhat.com/support/errata/RHSA-2008-0154.html
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10834
• http://secunia.com/advisories/27436
• http://secunia.com/advisories/27747
• http://secunia.com/advisories/29236

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