RHSA-2019:3076: Important: kpatch-patch security update
First published: Tue Oct 15 2019(Updated: )
This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.<br>Security Fix(es):<br><li> kernel: Use-after-free in __blk_drain_queue() function in block/blk-core.c (CVE-2018-20856)</li> <li> kernel: Heap overflow in mwifiex_update_bss_desc_with_ie function in marvell/mwifiex/scan.c (CVE-2019-3846)</li> <li> hardware: bluetooth: BR/EDR encryption key negotiation attacks (KNOB) (CVE-2019-9506)</li> <li> kernel: Heap overflow in mwifiex_uap_parse_tail_ies function in drivers/net/wireless/marvell/mwifiex/ie.c (CVE-2019-10126)</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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kpatch-patch | <3_10_0-1062-1-5.el7 | 3_10_0-1062-1-5.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_1-1-4.el7 | 3_10_0-1062_1_1-1-4.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_2-1-3.el7 | 3_10_0-1062_1_2-1-3.el7 |
| redhat/kpatch-patch | <3_10_0-1062-1-5.el7 | 3_10_0-1062-1-5.el7 |
| redhat/kpatch-patch | <3_10_0-1062-debuginfo-1-5.el7 | 3_10_0-1062-debuginfo-1-5.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_1-1-4.el7 | 3_10_0-1062_1_1-1-4.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_1-debuginfo-1-4.el7 | 3_10_0-1062_1_1-debuginfo-1-4.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_2-1-3.el7 | 3_10_0-1062_1_2-1-3.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_2-debuginfo-1-3.el7 | 3_10_0-1062_1_2-debuginfo-1-3.el7 |
| redhat/kpatch-patch | <3_10_0-1062-1-5.el7 | 3_10_0-1062-1-5.el7 |
| redhat/kpatch-patch | <3_10_0-1062-debuginfo-1-5.el7 | 3_10_0-1062-debuginfo-1-5.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_1-1-4.el7 | 3_10_0-1062_1_1-1-4.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_1-debuginfo-1-4.el7 | 3_10_0-1062_1_1-debuginfo-1-4.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_2-1-3.el7 | 3_10_0-1062_1_2-1-3.el7 |
| redhat/kpatch-patch | <3_10_0-1062_1_2-debuginfo-1-3.el7 | 3_10_0-1062_1_2-debuginfo-1-3.el7 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2019:3076?
RHSA-2019:3076 is considered a moderate security vulnerability affecting the kernel.
How do I fix RHSA-2019:3076?
To fix RHSA-2019:3076, update the kpatch-patch package to a remedied version such as 3_10_0-1062-1-5.el7.
What software is affected by RHSA-2019:3076?
The vulnerable software affected by RHSA-2019:3076 is the kpatch-patch package on Red Hat Enterprise Linux 7.
What are the security issues addressed in RHSA-2019:3076?
RHSA-2019:3076 addresses a use-after-free vulnerability and a heap overflow vulnerability in the kernel.
Is it safe to ignore RHSA-2019:3076?
Ignoring RHSA-2019:3076 may expose your system to security risks involving kernel vulnerabilities.
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