Description
The do_fork function in Linux 2.4.x before 2.4.26, and 2.6.x before 2.6.6, does not properly decrement the mm_count counter when an error occurs after the mm_struct for a child process has been activated, which triggers a memory leak that allows local users to cause a denial of service (memory exhaustion) via the clone (CLONE_VM) system call.
Metrics
CVSS 2.0 2.1/10
AV:L/AC:L/Au:N/C:N/I:N/A:PWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000846Broken Link
- http://fedoranews.org/updates/FEDORA-2004-111.shtmlThird Party Advisory
- http://linux.bkbits.net:8080/linux-2.4/cset%40407bf20eDeeejm8t36_tpvSE-8EFHABroken Link
- http://linux.bkbits.net:8080/linux-2.6/cset%40407b1217x4jtqEkpFW2g_-RcF0726ABroken Link
- http://marc.info/?l=linux-kernel&m=108139073506983&w=2Mailing List, Third Party Advisory
- http://secunia.com/advisories/11429Broken Link
- http://secunia.com/advisories/11464Broken Link
- http://secunia.com/advisories/11486Broken Link
- http://secunia.com/advisories/11541Broken Link
- http://secunia.com/advisories/11861Broken Link
- http://secunia.com/advisories/11891Broken Link
- http://secunia.com/advisories/11892Broken Link
- http://secunia.com/advisories/20162Broken Link
- http://secunia.com/advisories/20163Broken Link
- http://secunia.com/advisories/20202Broken Link
- http://secunia.com/advisories/20338Third Party Advisory
- http://security.gentoo.org/glsa/glsa-200407-02.xmlBroken Link
- http://www.ciac.org/ciac/bulletins/o-164.shtmlBroken Link
- http://www.debian.org/security/2006/dsa-1067Broken Link
- http://www.debian.org/security/2006/dsa-1069Broken Link
- http://www.debian.org/security/2006/dsa-1070Broken Link
- http://www.debian.org/security/2006/dsa-1082Broken Link
- http://www.mandriva.com/security/advisories?name=MDKSA-2004:037Third Party Advisory
- http://www.novell.com/linux/security/advisories/2004_10_kernel.htmlBroken Link
- http://www.redhat.com/support/errata/RHSA-2004-255.htmlBroken Link
- http://www.redhat.com/support/errata/RHSA-2004-260.htmlBroken Link
- http://www.redhat.com/support/errata/RHSA-2004-327.htmlBroken Link
- http://www.securityfocus.com/bid/10221Broken Link, Third Party Advisory, VDB Entry
- http://www.turbolinux.com/security/2004/TLSA-2004-14.txtBroken Link
- https://exchange.xforce.ibmcloud.com/vulnerabilities/16002Third Party Advisory, VDB Entry
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10297Broken Link
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2819Broken Link
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000846Broken Link
- http://fedoranews.org/updates/FEDORA-2004-111.shtmlThird Party Advisory
- http://linux.bkbits.net:8080/linux-2.4/cset%40407bf20eDeeejm8t36_tpvSE-8EFHABroken Link
- http://linux.bkbits.net:8080/linux-2.6/cset%40407b1217x4jtqEkpFW2g_-RcF0726ABroken Link
- http://marc.info/?l=linux-kernel&m=108139073506983&w=2Mailing List, Third Party Advisory
- http://secunia.com/advisories/11429Broken Link
- http://secunia.com/advisories/11464Broken Link
- http://secunia.com/advisories/11486Broken Link
- http://secunia.com/advisories/11541Broken Link
- http://secunia.com/advisories/11861Broken Link
- http://secunia.com/advisories/11891Broken Link
- http://secunia.com/advisories/11892Broken Link
- http://secunia.com/advisories/20162Broken Link
- http://secunia.com/advisories/20163Broken Link
- http://secunia.com/advisories/20202Broken Link
- http://secunia.com/advisories/20338Third Party Advisory
- http://security.gentoo.org/glsa/glsa-200407-02.xmlBroken Link
- http://www.ciac.org/ciac/bulletins/o-164.shtmlBroken Link
- http://www.debian.org/security/2006/dsa-1067Broken Link
- http://www.debian.org/security/2006/dsa-1069Broken Link
- http://www.debian.org/security/2006/dsa-1070Broken Link
- http://www.debian.org/security/2006/dsa-1082Broken Link
- http://www.mandriva.com/security/advisories?name=MDKSA-2004:037Third Party Advisory
- http://www.novell.com/linux/security/advisories/2004_10_kernel.htmlBroken Link
- http://www.redhat.com/support/errata/RHSA-2004-255.htmlBroken Link
- http://www.redhat.com/support/errata/RHSA-2004-260.htmlBroken Link
- http://www.redhat.com/support/errata/RHSA-2004-327.htmlBroken Link
- http://www.securityfocus.com/bid/10221Broken Link, Third Party Advisory, VDB Entry
Timeline
- Published
- Jul 7, 2004
- Last modified
- Jun 16, 2026
- NVD status
- Modified