CVE-2010-4160
MEDIUM severity · CVSS 6.9 · Integer overflow
6.9CVSS MEDIUM
Summary
Multiple integer overflows in the (1) pppol2tp_sendmsg function in net/l2tp/l2tp_ppp.c, and the (2) l2tp_ip_sendmsg function in net/l2tp/l2tp_ip.c, in the PPPoL2TP and IPoL2TP implementations in the Linux kernel before 2.6.36.2 allow local users to cause a denial of service (heap memory corruption and panic) or possibly gain privileges via a crafted sendto call.
Impact & exploitability
Attack vectorLocal
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)1%
AV:L/AC:M/Au:N/C:C/I:C/A:C
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://openwall.com/lists/oss-security/2010/11/10/16 ↗
Additional information
- NVD record
- http://openwall.com/lists/oss-security/2010/11/10/16Patch
- http://openwall.com/lists/oss-security/2010/11/10/5Patch
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=253eacc070b114c2ec1f81b067d2fed7305467b0
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8acfe468b0384e834a303f08ebc4953d72fb690a
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00007.htmlAdvisory
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.htmlAdvisory