RHSA-2019:4057: Important: kernel-rt security and bug fix update
First published: Tue Dec 03 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: page cache side channel attacks (CVE-2019-5489)</li> <li> kernel: Handling of might_cancel queueing is not properly pretected against race (CVE-2017-10661)</li> <li> kernel: Inifinite loop vulnerability in mm/madvise.c:madvise_willneed() function allows local denial of service (CVE-2017-18208)</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> update the MRG 2.5.z 3.10 realtime-kernel sources (BZ#1765670)</li> <li> [MRG/R] pip_stress hangs when a priority inversion occurs (BZ#1772562)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-debug | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-debug-debuginfo | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-debug-devel | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-debuginfo | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-devel | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-doc | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-firmware | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-trace | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-trace-debuginfo | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-trace-devel | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-vanilla | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-vanilla-debuginfo | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
| redhat/kernel-rt-vanilla-devel | <3.10.0-693.61.1.rt56.656.el6 | 3.10.0-693.61.1.rt56.656.el6 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1481136
- https://bugzilla.redhat.com/show_bug.cgi?id=1551565
- https://bugzilla.redhat.com/show_bug.cgi?id=1664110
- https://bugzilla.redhat.com/show_bug.cgi?id=1709180
- https://bugzilla.redhat.com/show_bug.cgi?id=1765670
- https://access.redhat.com/security/updates/classification/#important
- https://access.redhat.com/errata/RHSA-2019:4057 (Advisory)
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