RHSA-2019:1891: Important: kernel-rt security and bug fix update
First published: Mon Jul 29 2019(Updated: )
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.<br>Security Fix(es):<br><li> kernel: nfs: use-after-free in svc_process_common() (CVE-2018-16884)</li> <li> kernel: insufficient input validation in kernel mode driver in Intel i915 graphics leads to privilege escalation (CVE-2019-11085)</li> <li> kernel: nfs: NULL pointer dereference due to an anomalized NFS message sequence (CVE-2018-16871)</li> <li> kernel: use-after-free in drivers/char/ipmi/ipmi_si_intf.c, ipmi_si_mem_io.c, ipmi_si_port_io.c (CVE-2019-11811)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.<br>Bug Fix(es):<br><li> kernel-rt: update to the RHEL7.6.z batch#6 source tree (BZ#1718400)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-debug | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-debug-debuginfo | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-debug-devel | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-debuginfo | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-devel | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-doc | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-trace | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-trace-debuginfo | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-trace-devel | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-debug-kvm | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-debug-kvm-debuginfo | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-kvm | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-kvm-debuginfo | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-trace-kvm | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
| redhat/kernel-rt-trace-kvm-debuginfo | <3.10.0-957.27.2.rt56.940.el7 | 3.10.0-957.27.2.rt56.940.el7 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1655162
- https://bugzilla.redhat.com/show_bug.cgi?id=1660375
- https://bugzilla.redhat.com/show_bug.cgi?id=1709180
- https://bugzilla.redhat.com/show_bug.cgi?id=1710405
- https://bugzilla.redhat.com/show_bug.cgi?id=1718400
- https://access.redhat.com/security/updates/classification/#important
- https://access.redhat.com/errata/RHSA-2019:1891 (Advisory)
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