CVE-2016-4578
Medium
Description
sound/core/timer.c in the Linux kernel through 4.6 does not initialize certain r1 data structures, which allows local users to obtain sensitive information from kernel stack memory via crafted use of the ALSA timer interface, related to the (1) snd_timer_user_ccallback and (2) snd_timer_user_tinterrupt functions.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedMay 23, 2016
First seenMay 23, 2016
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v ≤ 4.6 | — |
| canonical ubuntu_linux | 12.04, 14.04, 15.10, 16.04 | — |
| debian debian_linux | 8.0 | — |
| redhat enterprise_linux_desktop | 7.0 | — |
| redhat enterprise_linux_server | 7.0 | — |
| redhat enterprise_linux_server_aus | 7.3, 7.4, 7.6 | — |
| redhat enterprise_linux_server_eus | 7.3, 7.4, 7.5, 7.6 | — |
| redhat enterprise_linux_server_tus | 7.3, 7.6 | — |
| redhat enterprise_linux_workstation | 7.0 | — |
| opensuse leap | 42.1 | — |
| opensuse opensuse | 13.1 | — |
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