Description
The klsi_105_get_line_state function in drivers/usb/serial/kl5kusb105.c in the Linux kernel before 4.9.5 places uninitialized heap-memory contents into a log entry upon a failure to read the line status, which allows local users to obtain sensitive information by reading the log.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.securityfocus.com/bid/95715 ↗
- http://www.openwall.com/lists/oss-security/2017/01/21/3 ↗
- https://usn.ubuntu.com/3754-1/ ↗
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=146cc8a17a3b4996f6805ee5c080e7101277c410 ↗
- https://github.com/torvalds/linux/commit/146cc8a17a3b4996f6805ee5c080e7101277c410 ↗
- http://www.debian.org/security/2017/dsa-3791 ↗
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1416114 ↗