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CVE-2018-18386

CVE-2018-18386

EPSS 0.4%
drivers/tty/n_tty.c in the Linux kernel before 4.14.11 allows local attackers (who are able to access pseudo terminals) to hang/block further usage of any pseudo terminal devices due to an EXTPROC versus ICANON confusion in TIOCINQ.
Affected products
n/a · n/a

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References
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=966031f340185eddd05affcf72b740549f056348https://access.redhat.com/errata/RHSA-2019:0831https://bugzilla.suse.com/show_bug.cgi?id=1094825https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.11https://github.com/torvalds/linux/commit/966031f340185eddd05affcf72b740549f056348https://usn.ubuntu.com/3849-1/https://usn.ubuntu.com/3849-2/