Vulnerability in Red Hat Enterprise Linux
CVE-2006-4342
The kernel in Red Hat Enterprise Linux 3, when running on SMP systems, allows local users to cause a denial of service (deadlock) by running the shmat function on an shm at the same time that shmctl is removing that shm (IPC_RMID), which prevents a spinlock from being unlocked.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (30.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Red Hat Enterprise Linux — versions 3.0
Weakness classification (CWE)
References
- www.kb.cert.org/vuls/id/245984 (US Government Resource, Third Party Advisory, third-party-advisory)
- oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:9649 (Broken Link, signature, vdb-entry)
- bugzilla.redhat.com/bugzilla/show_bug.cgi (Exploit, Issue Tracking)
- secunia.com/advisories/23064 (Broken Link, third-party-advisory)
- support.avaya.com/elmodocs2/security/ASA-2006-254.htm (Third Party Advisory)
- secunia.com/advisories/22497 (Broken Link, third-party-advisory)
- www.redhat.com/support/errata/RHSA-2006-0710.html (vendor-advisory, Broken Link)
Frequently asked questions
- What is CVE-2006-4342?
- CVE-2006-4342 is a medium-severity vulnerability in Red Hat Enterprise Linux, classified under Improper Locking. CVSS score: 5.5/10. Published 2006-10-17.
- How severe is CVE-2006-4342?
- Medium severity. CVSS v3 base score is 5.5 out of 10.