CVE-2010-2495
HIGH severity · CVSS 10 · CWE-476
10CVSS HIGH
Summary
The pppol2tp_xmit function in drivers/net/pppol2tp.c in the L2TP implementation in the Linux kernel before 2.6.34 does not properly validate certain values associated with an interface, which allows attackers to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via vectors related to a routing change.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)3%
AV:N/AC:L/Au:N/C:C/I:C/A:C
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3feec9095d12e311b7d4eb7fe7e5dfa75d4a72a5
- http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00000.htmlAdvisory
- http://www.openwall.com/lists/oss-security/2010/06/23/3Advisory
- http://www.openwall.com/lists/oss-security/2010/07/04/2Advisory
- http://www.openwall.com/lists/oss-security/2010/07/04/3Advisory
- http://www.openwall.com/lists/oss-security/2010/07/06/11Advisory
- http://www.ubuntu.com/usn/USN-1000-1Advisory