-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2021:1532-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:1532 Issue date: 2021-05-11 CVE Names: CVE-2020-28374 CVE-2021-27364 CVE-2021-27365 ==================================================================== 1. Summary: An update is now available for Red Hat Enterprise Linux 7.7 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Server EUS (v. 7.7) - ppc64le, x86_64 3. Description: 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. Security Fix(es): * kernel: SCSI target (LIO) write to any block on ILO backstore (CVE-2020-28374) * kernel: out-of-bounds read in libiscsi module (CVE-2021-27364) * kernel: heap buffer overflow in the iSCSI subsystem (CVE-2021-27365) 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. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1899804 - CVE-2020-28374 kernel: SCSI target (LIO) write to any block on ILO backstore 1930078 - CVE-2021-27365 kernel: heap buffer overflow in the iSCSI subsystem 1930080 - CVE-2021-27364 kernel: out-of-bounds read in libiscsi module 6. Package List: Red Hat Enterprise Linux Server EUS (v. 7.7): Source: kpatch-patch-3_10_0-1062_26_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_30_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_31_2-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_31_3-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_33_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_36_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_37_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_40_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_43_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_45_1-1-3.el7.src.rpm kpatch-patch-3_10_0-1062_46_1-1-2.el7.src.rpm ppc64le: kpatch-patch-3_10_0-1062_26_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_26_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_30_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_30_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_31_2-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_31_2-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_31_3-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_31_3-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_33_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_33_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_36_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_36_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_37_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_37_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_40_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_40_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_43_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_43_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_45_1-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_45_1-debuginfo-1-3.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_46_1-1-2.el7.ppc64le.rpm kpatch-patch-3_10_0-1062_46_1-debuginfo-1-2.el7.ppc64le.rpm x86_64: kpatch-patch-3_10_0-1062_26_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_26_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_30_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_30_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_31_2-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_31_2-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_31_3-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_31_3-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_33_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_33_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_36_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_36_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_37_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_37_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_40_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_40_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_43_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_43_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_45_1-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_45_1-debuginfo-1-3.el7.x86_64.rpm kpatch-patch-3_10_0-1062_46_1-1-2.el7.x86_64.rpm kpatch-patch-3_10_0-1062_46_1-debuginfo-1-2.el7.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-28374 https://access.redhat.com/security/cve/CVE-2021-27364 https://access.redhat.com/security/cve/CVE-2021-27365 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYJp5qtzjgjWX9erEAQgsLw//TDINrQIOKS7wUF7trwhy09QCWmBg+94L /vj0bdrHMjQtTxBVtktuJ4JTMrGXbYWX9G6irzuW1sI5hCnv0MpKH8LWrE656uUv 9E5mGy3xwjWE/ABTgFIaVSN1bhlodYelijvw/9RvgLjGYoJ/dm5EM8ZLqpa3FLBF 0FRRxs32i+BfkJHkaYeCP/xLC7VvQ5DTZTXUBmTn5LptJAaxff9ysvIk7kaBnLes vAP11R76sCn8xq81jGq5Q5/iyGa42+14lk5iKwwON5XP6+RitJWNFRNWRX/v7vh2 3+sgk5BRQ6anUzF1NBA2V+q8edBKoR/+1W/08cdIjn7OVKZZ3bcjJD2NxJ2IdfRo i3h+79ivIsvVzQjiLA6acPgpNo7D2sAaNC919ZL/Vg/sAhGxeRNP841wvnjN1LxX aFinTZmUnVu/RmmsOzwQy1r6Gm09RIPlhEnKwofuct8dULMPCF98/NzZA/zV0+wx rsdkydouYzko0IqNKPAX6ovNtfI1TMGwT4GzFqGxwZrp4iIgvST002/dWPM6yZFn fZ/2GVfINNwq0WD7EAbMuB8ZkGwXcNkVmMSkomLlAdQoECGUfQZeKl1WoH+x8Ggn wuLZIJmCuwaPI8WHEEWzJeJWjo9j88jdB94f5ycVrTYkh7FtYoOFYdRe7B58LYSN Yz+i1GmSs78vhU -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce