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.
2016-05-23T10:59:09.050
2025-04-12T10:46:40.837
Deferred
CVSSv3.0: 5.5 (MEDIUM)
AV:L/AC:L/Au:N/C:P/I:N/A:N
3.9
2.9
Type | Vendor | Product | Version/Range | Vulnerable? |
---|---|---|---|---|
Operating System | linux | linux_kernel | ≤ 4.6 | Yes |
Operating System | canonical | ubuntu_linux | 12.04 | Yes |
Operating System | canonical | ubuntu_linux | 14.04 | Yes |
Operating System | canonical | ubuntu_linux | 15.10 | Yes |
Operating System | canonical | ubuntu_linux | 16.04 | Yes |
Operating System | debian | debian_linux | 8.0 | Yes |
Operating System | redhat | enterprise_linux_desktop | 7.0 | Yes |
Operating System | redhat | enterprise_linux_server | 7.0 | Yes |
Operating System | redhat | enterprise_linux_server_aus | 7.3 | Yes |
Operating System | redhat | enterprise_linux_server_aus | 7.4 | Yes |
Operating System | redhat | enterprise_linux_server_aus | 7.6 | Yes |
Operating System | redhat | enterprise_linux_server_eus | 7.3 | Yes |
Operating System | redhat | enterprise_linux_server_eus | 7.4 | Yes |
Operating System | redhat | enterprise_linux_server_eus | 7.5 | Yes |
Operating System | redhat | enterprise_linux_server_eus | 7.6 | Yes |
Operating System | redhat | enterprise_linux_server_tus | 7.3 | Yes |
Operating System | redhat | enterprise_linux_server_tus | 7.6 | Yes |
Operating System | redhat | enterprise_linux_workstation | 7.0 | Yes |
Operating System | opensuse | leap | 42.1 | Yes |
Operating System | opensuse | opensuse | 13.1 | Yes |