CVE-2019-11811

Description

An issue was discovered in the Linux kernel before 5.0.4. There is a use-after-free upon attempted read access to /proc/ioports after the ipmi_si module is removed, related to drivers/char/ipmi/ipmi_si_intf.c, drivers/char/ipmi/ipmi_si_mem_io.c, and drivers/char/ipmi/ipmi_si_port_io.c.

References

http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html

http://www.securityfocus.com/bid/108410

https://access.redhat.com/errata/RHSA-2019:1873

https://access.redhat.com/errata/RHSA-2019:1891

https://access.redhat.com/errata/RHSA-2019:1959

https://access.redhat.com/errata/RHSA-2019:1971

https://access.redhat.com/errata/RHSA-2019:4057

https://access.redhat.com/errata/RHSA-2019:4058

https://access.redhat.com/errata/RHSA-2020:0036

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.4

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=401e7e88d4ef80188ffa07095ac00456f901b8c4

https://github.com/torvalds/linux/commit/401e7e88d4ef80188ffa07095ac00456f901b8c4

https://security.netapp.com/advisory/ntap-20190719-0003/

https://support.f5.com/csp/article/K01512680

Details

Risk Information

CVSS v2

CVSS v3