Vulnerability in Linux Kernel
CVE-2012-6657
The sock_setsockopt function in net/core/sock.c in the Linux kernel before 3.5.7 does not ensure that a keepalive action is associated with a stream socket, which allows local users to cause a denial of service (system crash) by leveraging the ability to create a raw socket.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.9 (Medium). Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.005 (42.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Linux Kernel — versions 3.5.1, 3.5.2, 3.5.3
- Novell SUSE Linux Enterprise Server — versions 10.0, 11.0
Weakness classification (CWE)
References
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.5.7 (Vendor Advisory)
- marc.info/ (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html (vendor-advisory)
- marc.info/ (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi
- github.com/torvalds/linux/commit/3e10986d1d698140747fcfc2761ec9cb64c1d582 (Exploit)
- git.kernel.org/
- www.openwall.com/lists/oss-security/2014/09/15/8 (mailing-list)
- lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html (vendor-advisory)