vulnerability

Oracle Linux: CVE-2017-5986: ELSA-2017-1308: kernel security, bug fix, and enhancement update (IMPORTANT) (Multiple Advisories)

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
2017-02-06
Added
2017-04-14
Modified
2025-01-24

Description

Race condition in the sctp_wait_for_sndbuf function in net/sctp/socket.c in the Linux kernel before 4.9.11 allows local users to cause a denial of service (assertion failure and panic) via a multithreaded application that peels off an association in a certain buffer-full state.
It was reported that with Linux kernel, earlier than version v4.10-rc8, an application may trigger a BUG_ON in sctp_wait_for_sndbuf if the socket tx buffer is full, a thread is waiting on it to queue more data, and meanwhile another thread peels off the association being used by the first thread.

Solution(s)

oracle-linux-upgrade-kerneloracle-linux-upgrade-kernel-uek
Title
NEW

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