Vulnerability Description
The setup_arg_pages function in fs/exec.c in the Linux kernel before 2.6.36, when CONFIG_STACK_GROWSDOWN is used, does not properly restrict the stack memory consumption of the (1) arguments and (2) environment for a 32-bit application on a 64-bit platform, which allows local users to cause a denial of service (system crash) via a crafted exec system call, a related issue to CVE-2010-2240.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.36 |
| Debian | Debian Linux | 5.0 |
| Canonical | Ubuntu Linux | 9.10 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://grsecurity.net/~spender/64bit_dos.cBroken Link
- http://secunia.com/advisories/42758Third Party Advisory
- http://secunia.com/advisories/42789Third Party Advisory
- http://secunia.com/advisories/46397Third Party Advisory
- http://www.debian.org/security/2010/dsa-2126Third Party Advisory
- http://www.exploit-db.com/exploits/15619ExploitThird Party AdvisoryVDB Entry
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36Broken Link
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:257Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/10/21/1Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2010/10/22/4Mailing ListPatchThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2010-0958.htmlThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2011-0004.htmlThird Party Advisory
- http://www.securityfocus.com/archive/1/520102/100/0/threadedThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/44301Third Party AdvisoryVDB Entry
FAQ
What is CVE-2010-3858?
CVE-2010-3858 is a vulnerability with a CVSS score of 4.9 (MEDIUM). The setup_arg_pages function in fs/exec.c in the Linux kernel before 2.6.36, when CONFIG_STACK_GROWSDOWN is used, does not properly restrict the stack memory consumption of the (1) arguments and (2) e...
How severe is CVE-2010-3858?
CVE-2010-3858 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2010-3858?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux, Canonical Ubuntu Linux.