Vulnerability Description
The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via a KEYCTL_SESSION_TO_PARENT argument to the keyctl function, a different vulnerability than CVE-2010-2960.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.39.1 |
Related Weaknesses (CWE)
References
- http://alt.swiecki.net/linux_kernel/sys_open-kmem_cache_alloc-2.6.39-rc4.txtBroken Link
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://securityreason.com/securityalert/8371PatchThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.1Broken Link
- http://www.openwall.com/lists/oss-security/2011/06/03/2Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2011/06/06/2Mailing ListPatchThird Party Advisory
- https://lkml.org/lkml/2011/5/23/199Third Party Advisory
- https://lkml.org/lkml/2011/5/24/502Third Party Advisory
- https://lkml.org/lkml/2011/5/25/265PatchThird Party Advisory
- http://alt.swiecki.net/linux_kernel/sys_open-kmem_cache_alloc-2.6.39-rc4.txtBroken Link
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://securityreason.com/securityalert/8371PatchThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.1Broken Link
- http://www.openwall.com/lists/oss-security/2011/06/03/2Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2011/06/06/2Mailing ListPatchThird Party Advisory
FAQ
What is CVE-2011-2184?
CVE-2011-2184 is a vulnerability with a CVSS score of 7.2 (HIGH). The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial ...
How severe is CVE-2011-2184?
CVE-2011-2184 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-2184?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.