CVE-2005-3106: Race Condition
First published: Fri Sep 30 2005(Updated: )
Race condition in Linux 2.6, when threads are sharing memory mapping via CLONE_VM (such as linuxthreads and vfork), might allow local users to cause a denial of service (deadlock) by triggering a core dump while waiting for a thread that has just performed an exec.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux kernel | =2.6.0 | |
| Debian | =3.1 | |
| Ubuntu | =4.10 | |
| Ubuntu | =5.04 |
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Reference Links
- http://www.ubuntu.com/usn/usn-199-1
- http://www.debian.org/security/2005/dsa-922
- http://secunia.com/advisories/18056
- http://www.securityfocus.com/bid/15049
- http://www.redhat.com/support/errata/RHSA-2006-0101.html
- http://secunia.com/advisories/18510
- http://secunia.com/advisories/17141
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:072
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9108
- http://linux.bkbits.net:8080/linux-2.6/diffs/fs/exec.c@1.156?nav=index.html|src/|src/fs|hist/fs/exec.c
- http://www.securityfocus.com/archive/1/427980/100/0/threaded
- http://linux.bkbits.net:8080/linux-2.6/diffs/fs/exec.c%401.156?nav=index.html%7Csrc/%7Csrc/fs%7Chist/fs/exec.c
Frequently Asked Questions
What is the severity of CVE-2005-3106?
CVE-2005-3106 is considered a medium severity vulnerability due to its potential for causing denial of service through deadlock.
How do I fix CVE-2005-3106?
To mitigate CVE-2005-3106, users should upgrade to a patched version of the Linux kernel or applicable distributions.
Which Linux versions are affected by CVE-2005-3106?
CVE-2005-3106 affects Linux kernel 2.6.0, Debian Linux 3.1, and specific versions of Ubuntu Linux, including 4.10 and 5.04.
What does CVE-2005-3106 exploit?
CVE-2005-3106 exploits a race condition that occurs when threads share memory mapping, leading to a potential deadlock.
Who is at risk from CVE-2005-3106?
Local users with the ability to trigger core dumps while waiting on threads are at risk from CVE-2005-3106.
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