CWE
119
Advisory Published
Advisory Published

RHSA-2021:1532: Important: kpatch-patch security update

First published: Tue May 11 2021(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: SCSI target (LIO) write to any block on ILO backstore (CVE-2020-28374)</li> <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> 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 SoftwareAffected VersionHow to fix
redhat/kpatch-patch<3_10_0-1062_26_1-1-3.el7
3_10_0-1062_26_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_30_1-1-3.el7
3_10_0-1062_30_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_2-1-3.el7
3_10_0-1062_31_2-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_3-1-3.el7
3_10_0-1062_31_3-1-3.el7
redhat/kpatch-patch<3_10_0-1062_33_1-1-3.el7
3_10_0-1062_33_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_36_1-1-3.el7
3_10_0-1062_36_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_37_1-1-3.el7
3_10_0-1062_37_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_40_1-1-3.el7
3_10_0-1062_40_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_43_1-1-3.el7
3_10_0-1062_43_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_45_1-1-3.el7
3_10_0-1062_45_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_46_1-1-2.el7
3_10_0-1062_46_1-1-2.el7
redhat/kpatch-patch<3_10_0-1062_26_1-1-3.el7
3_10_0-1062_26_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_26_1-debuginfo-1-3.el7
3_10_0-1062_26_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_30_1-1-3.el7
3_10_0-1062_30_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_30_1-debuginfo-1-3.el7
3_10_0-1062_30_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_2-1-3.el7
3_10_0-1062_31_2-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_2-debuginfo-1-3.el7
3_10_0-1062_31_2-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_3-1-3.el7
3_10_0-1062_31_3-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_3-debuginfo-1-3.el7
3_10_0-1062_31_3-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_33_1-1-3.el7
3_10_0-1062_33_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_33_1-debuginfo-1-3.el7
3_10_0-1062_33_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_36_1-1-3.el7
3_10_0-1062_36_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_36_1-debuginfo-1-3.el7
3_10_0-1062_36_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_37_1-1-3.el7
3_10_0-1062_37_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_37_1-debuginfo-1-3.el7
3_10_0-1062_37_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_40_1-1-3.el7
3_10_0-1062_40_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_40_1-debuginfo-1-3.el7
3_10_0-1062_40_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_43_1-1-3.el7
3_10_0-1062_43_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_43_1-debuginfo-1-3.el7
3_10_0-1062_43_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_45_1-1-3.el7
3_10_0-1062_45_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_45_1-debuginfo-1-3.el7
3_10_0-1062_45_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_46_1-1-2.el7
3_10_0-1062_46_1-1-2.el7
redhat/kpatch-patch<3_10_0-1062_46_1-debuginfo-1-2.el7
3_10_0-1062_46_1-debuginfo-1-2.el7
redhat/kpatch-patch<3_10_0-1062_26_1-1-3.el7
3_10_0-1062_26_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_26_1-debuginfo-1-3.el7
3_10_0-1062_26_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_30_1-1-3.el7
3_10_0-1062_30_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_30_1-debuginfo-1-3.el7
3_10_0-1062_30_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_2-1-3.el7
3_10_0-1062_31_2-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_2-debuginfo-1-3.el7
3_10_0-1062_31_2-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_3-1-3.el7
3_10_0-1062_31_3-1-3.el7
redhat/kpatch-patch<3_10_0-1062_31_3-debuginfo-1-3.el7
3_10_0-1062_31_3-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_33_1-1-3.el7
3_10_0-1062_33_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_33_1-debuginfo-1-3.el7
3_10_0-1062_33_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_36_1-1-3.el7
3_10_0-1062_36_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_36_1-debuginfo-1-3.el7
3_10_0-1062_36_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_37_1-1-3.el7
3_10_0-1062_37_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_37_1-debuginfo-1-3.el7
3_10_0-1062_37_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_40_1-1-3.el7
3_10_0-1062_40_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_40_1-debuginfo-1-3.el7
3_10_0-1062_40_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_43_1-1-3.el7
3_10_0-1062_43_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_43_1-debuginfo-1-3.el7
3_10_0-1062_43_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_45_1-1-3.el7
3_10_0-1062_45_1-1-3.el7
redhat/kpatch-patch<3_10_0-1062_45_1-debuginfo-1-3.el7
3_10_0-1062_45_1-debuginfo-1-3.el7
redhat/kpatch-patch<3_10_0-1062_46_1-1-2.el7
3_10_0-1062_46_1-1-2.el7
redhat/kpatch-patch<3_10_0-1062_46_1-debuginfo-1-2.el7
3_10_0-1062_46_1-debuginfo-1-2.el7

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Frequently Asked Questions

  • What is the severity of RHSA-2021:1532?

    The severity of RHSA-2021:1532 is classified as important.

  • How do I fix RHSA-2021:1532?

    You can fix RHSA-2021:1532 by updating the kpatch-patch package to the recommended versions listed in the advisory.

  • Which software is affected by RHSA-2021:1532?

    RHSA-2021:1532 affects multiple versions of the kpatch-patch package on Red Hat Enterprise Linux 7.

  • What vulnerabilities are addressed in RHSA-2021:1532?

    RHSA-2021:1532 addresses CVE-2020-28374 and other issues related to SCSI target code vulnerabilities.

  • Is a reboot required after applying the fix for RHSA-2021:1532?

    A reboot is not typically required for applying the fix of RHSA-2021:1532, but it is recommended to ensure the updates are properly loaded.

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