CVE-2010-2495
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 2.0
- 10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C
- EPSS
- 2.93% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/linux kernel · canonical/ubuntu linux · suse/suse linux enterprise desktop · suse/suse linux enterprise high availability extension · suse/suse linux enterprise server
- Source
- secalert@redhat.com
References
- 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.htmlMailing List, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2010/06/23/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/07/04/2Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/07/04/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/07/06/11Mailing List, Third Party Advisory
- http://www.ubuntu.com/usn/USN-1000-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=607054Issue Tracking, Third Party Advisory, Vendor Advisory
- 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.htmlMailing List, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2010/06/23/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/07/04/2Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/07/04/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/07/06/11Mailing List, Third Party Advisory
- http://www.ubuntu.com/usn/USN-1000-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=607054Issue Tracking, Third Party Advisory, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.