Vulnerability Description
Multiple integer overflows in sound/core/control.c in the ALSA control implementation in the Linux kernel before 3.15.2 allow local users to cause a denial of service by leveraging /dev/snd/controlCX access, related to (1) index values in the snd_ctl_add function and (2) numid values in the snd_ctl_remove_numid_conflict function.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 3.15.2 |
| Suse | Linux Enterprise Server | 10 |
| Canonical | Ubuntu Linux | 12.04 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Eus | 6.6 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Server Aus | 6.6 |
| Redhat | Enterprise Linux Server Tus | 6.6 |
| Redhat | Enterprise Linux Workstation | 6.0 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.htmlMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2014-1083.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-0087.htmlThird Party Advisory
- http://secunia.com/advisories/59434Third Party Advisory
- http://secunia.com/advisories/59777Third Party Advisory
- http://secunia.com/advisories/60545Third Party Advisory
- http://secunia.com/advisories/60564Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2Release NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2014/06/26/6Mailing ListThird Party Advisory
- http://www.securitytracker.com/id/1038201Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2334-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2335-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1113470Issue TrackingThird Party Advisory
FAQ
What is CVE-2014-4656?
CVE-2014-4656 is a vulnerability with a CVSS score of 4.6 (MEDIUM). Multiple integer overflows in sound/core/control.c in the ALSA control implementation in the Linux kernel before 3.15.2 allow local users to cause a denial of service by leveraging /dev/snd/controlCX ...
How severe is CVE-2014-4656?
CVE-2014-4656 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-4656?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Suse Linux Enterprise Server, Canonical Ubuntu Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Eus.