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CVE-2011-2184
CVE information
Published
Last Modified
CVSSv2.0 Severity
Impact Analysis
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..
CVSSv2.0 Score
- Severity
- High
- Base Score
- 7.2/10
- Exploit Score
- 3.9/10
- Access Vector
- Local
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 10/10
- Confidentiality Impact
- Complete
- Availability Impact
- Complete
- Integrity Impact
- Complete
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
Yes
|
- | 2.6.39.1 |
References
- http://www.openwall.com/lists/oss-security/2011/06/03/2
- http://alt.swiecki.net/linux_kernel/sys_open-kmem_cache_alloc-2.6.39-rc4.txt
- https://lkml.org/lkml/2011/5/23/199
- http://www.openwall.com/lists/oss-security/2011/06/06/2
- https://lkml.org/lkml/2011/5/24/502
- https://lkml.org/lkml/2011/5/25/265
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f7285b5d631f
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.1
- http://securityreason.com/securityalert/8371
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