Advisory Published

RHSA-2020:3545: Moderate: kernel-alt security and bug fix update

First published: Tue Aug 25 2020(Updated: )

The kernel-alt packages provide the Linux kernel version 4.x.<br>Security Fix(es):<br><li> kernel: Denial Of Service in the __ipmi_bmc_register() function in drivers/char/ipmi/ipmi_msghandler.c (CVE-2019-19046)</li> <li> kernel: Buffer over-read in crypto_authenc_extractkeys() when a payload longer than 4 bytes is not aligned. (CVE-2020-10769)</li> <li> kernel: sync of excessive duration via an XFS v5 image with crafted metadata (CVE-2020-12655)</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> list corruption in iscsi_queuecommand (BZ#1839622)</li>

Affected SoftwareAffected VersionHow to fix
redhat/kernel-alt<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-abi-whitelists<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debug<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-debug-debuginfo<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-debug-devel<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-debuginfo<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-debuginfo-common-aarch64<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-devel<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-doc<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-headers<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-tools<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-tools-debuginfo<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-tools-libs<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel-tools-libs-devel<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/perf<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/perf-debuginfo<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/python-perf<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/python-perf-debuginfo<4.14.0-115.29.1.el7a.aa
4.14.0-115.29.1.el7a.aa
redhat/kernel<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-bootwrapper<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debug<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debug-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debug-devel<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debuginfo-common-ppc64le<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-devel<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-headers<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-tools<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-tools-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-tools-libs<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-tools-libs-devel<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/perf<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/perf-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/python-perf<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/python-perf-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debug<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debug-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debug-devel<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-debuginfo-common-s390x<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-devel<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-headers<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-kdump<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-kdump-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/kernel-kdump-devel<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/perf<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/perf-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/python-perf<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a
redhat/python-perf-debuginfo<4.14.0-115.29.1.el7a
4.14.0-115.29.1.el7a

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Frequently Asked Questions

  • What is the severity of RHSA-2020:3545?

    The severity of RHSA-2020:3545 is generally considered to be critical due to significant security vulnerabilities in the Linux kernel.

  • How do I fix RHSA-2020:3545?

    To fix RHSA-2020:3545, you should update the kernel-alt packages to version 4.14.0-115.29.1.el7a or newer.

  • What vulnerabilities are addressed by RHSA-2020:3545?

    RHSA-2020:3545 addresses vulnerabilities including a Denial Of Service in the __ipmi_bmc_register() function and a buffer over-read in crypto_authenc_extractkeys().

  • Which systems are affected by RHSA-2020:3545?

    RHSA-2020:3545 affects any system running the vulnerable kernel-alt packages from Red Hat.

  • Is there a workaround for RHSA-2020:3545?

    There is no recommended workaround; the best approach is to apply the latest updates for the kernel.

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