01 Record
CVE-2009-1388
The ptrace_start function in kernel/ptrace.c in the Linux kernel 2.6.18 does not properly handle simultaneous execution of the do_coredump function, which allows local users to cause a denial of
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The ptrace_start function in kernel/ptrace.c in the Linux kernel 2.6.18 does not properly handle simultaneous execution of the do_coredump function, which allows local users to cause a denial of
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 29.9% of scored records. A rank, not a probability.
- NVD base score
- 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-07-05 16:00Z17 YR AGO
- Last updated
- 2024-08-07 05:13Z2 YR AGO
- Reserved
- 2009-04-23
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-667Improper LockingClass
- Data version
- 5.1
- Document digest
- 79780195ca06e225b5f4bbea6c464bd385f76b30d7eac78d38441eb50bd39021
05 Affected products
VendorProductVersionsPlatforms
06 References
- secunia.com36131http://secunia.com/advisories/36131
- secunia.com37471http://secunia.com/advisories/37471
- oval.cisecurity.orgoval:org.mitre.oval:def:8680https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8680
- www.vmware.comhttp://www.vmware.com/security/advisories/VMSA-2009-0016.html
- www.redhat.comRHSA-2009:1193http://www.redhat.com/support/errata/RHSA-2009-1193.html
- www.securityfocus.com20091120 VMSA-2009-0016 VMware vCenter and ESX update release and vMA patch release address multiple security issue in third party componentshttp://www.securityfocus.com/archive/1/507985/100/0/threaded
- bugzilla.redhat.comhttps://bugzilla.redhat.com/attachment.cgi?id=346615
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=504263
- bugzilla.redhat.comhttps://bugzilla.redhat.com/attachment.cgi?id=346742
- osvdb.org55679http://osvdb.org/55679
- oval.cisecurity.orgoval:org.mitre.oval:def:8625https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8625
- www.securityfocus.com35559http://www.securityfocus.com/bid/35559
- marc.info[oss-security] 20090702 CVE-2009-1388 kernel: do_coredump() vs ptrace_start() deadlockhttp://marc.info/?l=oss-security&m=124654277229434&w=2
- www.vupen.comADV-2009-3316http://www.vupen.com/english/advisories/2009/3316