CVE-2014-4656
MEDIUM severity · CVSS 4.6 · Integer overflow
4.6CVSS MEDIUM
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)1%
AV:L/AC:L/Au:N/C:P/I:P/A:P
Affected products we track (2)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=883a1d49f0d77d30012f114b2e19fc141beb3e8e
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ac902c112d90a89e59916f751c2745f4dbdbb4bd
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2014-1083.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2015-0087.htmlAdvisory
- http://secunia.com/advisories/59434Advisory
- http://secunia.com/advisories/59777Advisory
- http://secunia.com/advisories/60545Advisory