Vulnerability in Linux Kernel
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 service (deadlock) via vectors involving the ptrace system call and a coredumping thread.
EPSS: 0.004 (29.0th percentile) — read the EPSS interpretation.
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.
Affected products
- Linux Linux_kernel — versions 2.6.18
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_SECUNIA, Broken Link, third-party-advisory)
- secalert@redhat.com (x_refsource_SECUNIA, Broken Link, third-party-advisory)
- secalert@redhat.com (Broken Link, signature, x_refsource_OVAL, vdb-entry)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Broken Link)
- secalert@redhat.com (mailing-list, x_refsource_BUGTRAQ, VDB Entry, Third Party Advisory, Broken Link)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Mailing List)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Issue Tracking)
- secalert@redhat.com (x_refsource_CONFIRM, Patch)
- secalert@redhat.com (x_refsource_OSVDB, vdb-entry, Broken Link)
Frequently asked questions
- What is CVE-2009-1388?
- CVE-2009-1388 is a medium-severity vulnerability in Linux Kernel, classified under Improper Locking. CVSS score: 5.5/10. Published 2009-07-05.
- How severe is CVE-2009-1388?
- Medium severity. CVSS v3 base score is 5.5 out of 10.