Use After Free in Linux Kernel
CVE-2014-2851
Integer overflow in the ping_init_sock function in net/ipv4/ping.c in the Linux kernel through 3.14.1 allows local users to cause a denial of service (use-after-free and system crash) or possibly gain privileges via a crafted application that leverages an improperly managed reference counter.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.9 (Medium). Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.010 (60.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Linux Kernel — versions 3.0
- Debian Linux — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
- ARPSyndicate/cvemon
- R0B1NL1N/linux-kernel-exploitation
- Technoashofficial/kernel-exploitation-linux
- kdn111/linux-kernel-exploitation
- khanhdn111/linux-kernel-exploitation
- khanhdz-06/linux-kernel-exploitation
- khanhdz191/linux-kernel-exploitation
- khanhhdz/linux-kernel-exploitation
- khanhhdz06/linux-kernel-exploitation
- khanhnd123/linux-kernel-exploitation
References
- git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/ (Exploit, Patch, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- www.securitytracker.com/id/1030769 (VDB Entry, Third Party Advisory, vdb-entry)
- secunia.com/advisories/59386 (Broken Link, third-party-advisory)
- lkml.org/lkml/2014/4/10/736 (Vendor Advisory, mailing-list, Patch, Mailing List)
- secunia.com/advisories/59599 (Broken Link, third-party-advisory)
- www.debian.org/security/2014/dsa-2926 (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/66779 (VDB Entry, Third Party Advisory, vdb-entry)
- www.openwall.com/lists/oss-security/2014/04/11/4 (mailing-list, Patch, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2014-2851?
- CVE-2014-2851 is a vulnerability in Linux Kernel, classified under Use After Free. Published 2014-04-14.
- Is CVE-2014-2851 known to be exploited?
- 21 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.