RHSA-2021:1373: Important: kernel security and bug fix update
First published: Tue Apr 27 2021(Updated: )
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: out-of-bounds read in libiscsi module (CVE-2021-27364)</li> <li> kernel: heap buffer overflow in the iSCSI subsystem (CVE-2021-27365)</li> <li> kernel: iscsi: unrestricted access to sessions and handles (CVE-2021-27363)</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> Enable CI and changelog for GitLab workflow (BZ#1930933)</li>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-abi-whitelists | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-debug | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-debug-debuginfo | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-debug-devel | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-debuginfo | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-devel | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-doc | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-headers | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-tools | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-tools-debuginfo | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-tools-libs | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/kernel-tools-libs-devel | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/perf | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/perf-debuginfo | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/python-perf | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
| redhat/python-perf-debuginfo | <3.10.0-514.88.1.el7 | 3.10.0-514.88.1.el7 |
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Reference Links
Frequently Asked Questions
What security vulnerabilities are addressed in RHSA-2021:1373?
RHSA-2021:1373 addresses an out-of-bounds read in the libiscsi module and a heap buffer overflow in the iSCSI subsystem.
What is the severity level of RHSA-2021:1373?
The severity level of RHSA-2021:1373 is classified as moderate.
How do I remediate the issues in RHSA-2021:1373?
To remediate the issues in RHSA-2021:1373, you should update the kernel packages to version 3.10.0-514.88.1.el7 or later.
Which packages are affected by RHSA-2021:1373?
Affected packages in RHSA-2021:1373 include kernel, kernel-debug, kernel-devel, and several associated kernel packages on Red Hat Enterprise Linux 7.
Is RHSA-2021:1373 applicable to all versions of the Linux kernel?
RHSA-2021:1373 is specifically applicable to the Linux kernel version 3.10.0-514.88.1.el7 on Red Hat Enterprise Linux 7.
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