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CVE-2015-4170

Published: May 2, 2016

Modified: Aug 6, 2024

PUBLISHED

Description

Race condition in the ldsem_cmpxchg function in drivers/tty/tty_ldsem.c in the Linux kernel before 3.13-rc4-next-20131218 allows local users to cause a denial of service (ldsem_down_read and ldsem_down_write deadlock) by establishing a new tty thread during shutdown of a previous tty thread.

Vendor	Product	Versions
n/a	n/a	affected `n/a`

References

https://bugzilla.redhat.com/show_bug.cgi?id=1218879

x_refsource_CONFIRM

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf872776fc84128bb779ce2b83a37c884c3203ae

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http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html

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https://github.com/torvalds/linux/commit/cf872776fc84128bb779ce2b83a37c884c3203ae

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[oss-security] 20150526 CVE request: vulnerability in the kernel tty subsystem.

mailing-list

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https://www.kernel.org/pub/linux/kernel/next/patch-v3.13-rc4-next-20131218.xz

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vendor-advisory

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vdb-entry

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