-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: kernel security, bug fix, and enhancement update Advisory ID: RHSA-2021:3548-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:3548 Issue date: 2021-09-15 CVE Names: CVE-2021-3653 ==================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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 CodeReady Linux Builder (v. 8) - aarch64, ppc64le, x86_64 Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: SVM nested virtualization issue in KVM (AVIC support) (CVE-2021-3653) 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. Bug Fix(es): * RHEL8.4 Nightly[0308] - HST:STC950:Fleetwood: LPAR crashed during LPM: BUG at lib/locks.c:34! (using ibmvfc) (BZ#1969792) * RHEL8.2 - s390/vtime: fix increased steal time accounting (BZ#1988386) * [FJ8.4 Bug]: Installation of RHEL8.4 hang up on a Tatlow platform while loading intel_lpss_pci module. (BZ#1989560) * kernel panic in drm_fb_helper_dirty_work() caused by a race condition qxl driver (BZ#1992839) * [RHEL8.4] TIOCGSERIAL ioctl fails on serial device (BZ#1993872) * RHEL8.4 Nightly[0208] - kernel panic when executing test case for persistent device configuration (using DASD) (BZ#1995206) * Killing ceph daemon leaving an unhealthy ocs/ocp cluster (worker node/s NotReady) (BZ#1995862) * ceph: potential data corruption in cephfs write_begin codepath (BZ#1996680) * libceph: allow addrvecs with a single NONE/blank address (BZ#1996682) * [iavf] traffic stops after host sets vf trust on (BZ#1997536) * [ice][iavf] hit some call trace and system panic when create-remove-vfs in loop (BZ#1997538) * Missing backport of IMA boot aggregate calculation in rhel 8.4 kernel (BZ#1997766) * XArray tests broken for single processor (BZ#1997997) * [RHEL-8.4] mlock() end up returning -EINVAL instead of -ENOMEM in rewriting the upper address bits. (BZ#1997998) * Kernel panic at n_tty_set_termios+0x30 (BZ#1997999) * [ice]BUG: scheduling while atomic: ifenslave/270215/0x00000200 (BZ#2000129) * [ice]port lost connectivity after removing from bonding (BZ#2000130) Enhancement(s): * [Mellanox 8.5 FEAT] mlx5: drivers update upto Linux v5.12 (BZ#1983681) 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 The system must be rebooted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1983686 - CVE-2021-3653 kernel: SVM nested virtualization issue in KVM (AVIC support) 6. Package List: Red Hat Enterprise Linux BaseOS (v. 8): Source: kernel-4.18.0-305.19.1.el8_4.src.rpm aarch64: bpftool-4.18.0-305.19.1.el8_4.aarch64.rpm bpftool-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-core-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-cross-headers-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debug-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debug-core-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debug-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debug-devel-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debug-modules-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debug-modules-extra-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-devel-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-headers-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-modules-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-modules-extra-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-tools-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-tools-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-tools-libs-4.18.0-305.19.1.el8_4.aarch64.rpm perf-4.18.0-305.19.1.el8_4.aarch64.rpm perf-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm python3-perf-4.18.0-305.19.1.el8_4.aarch64.rpm python3-perf-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm noarch: kernel-abi-stablelists-4.18.0-305.19.1.el8_4.noarch.rpm kernel-doc-4.18.0-305.19.1.el8_4.noarch.rpm ppc64le: bpftool-4.18.0-305.19.1.el8_4.ppc64le.rpm bpftool-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-core-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-cross-headers-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debug-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debug-core-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debug-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debug-devel-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debug-modules-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debug-modules-extra-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-devel-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-headers-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-modules-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-modules-extra-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-tools-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-tools-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-tools-libs-4.18.0-305.19.1.el8_4.ppc64le.rpm perf-4.18.0-305.19.1.el8_4.ppc64le.rpm perf-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm python3-perf-4.18.0-305.19.1.el8_4.ppc64le.rpm python3-perf-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm s390x: bpftool-4.18.0-305.19.1.el8_4.s390x.rpm bpftool-debuginfo-4.18.0-305.19.1.el8_4.s390x.rpm kernel-4.18.0-305.19.1.el8_4.s390x.rpm kernel-core-4.18.0-305.19.1.el8_4.s390x.rpm kernel-cross-headers-4.18.0-305.19.1.el8_4.s390x.rpm kernel-debug-4.18.0-305.19.1.el8_4.s390x.rpm kernel-debug-core-4.18.0-305.19.1.el8_4.s390x.rpm kernel-debug-debuginfo-4.18.0-305.19.1.el8_4.s390x.rpm kernel-debug-devel-4.18.0-305.19.1.el8_4.s390x.rpm kernel-debug-modules-4.18.0-305.19.1.el8_4.s390x.rpm kernel-debug-modules-extra-4.18.0-305.19.1.el8_4.s390x.rpm kernel-debuginfo-4.18.0-305.19.1.el8_4.s390x.rpm kernel-debuginfo-common-s390x-4.18.0-305.19.1.el8_4.s390x.rpm kernel-devel-4.18.0-305.19.1.el8_4.s390x.rpm kernel-headers-4.18.0-305.19.1.el8_4.s390x.rpm kernel-modules-4.18.0-305.19.1.el8_4.s390x.rpm kernel-modules-extra-4.18.0-305.19.1.el8_4.s390x.rpm kernel-tools-4.18.0-305.19.1.el8_4.s390x.rpm kernel-tools-debuginfo-4.18.0-305.19.1.el8_4.s390x.rpm kernel-zfcpdump-4.18.0-305.19.1.el8_4.s390x.rpm kernel-zfcpdump-core-4.18.0-305.19.1.el8_4.s390x.rpm kernel-zfcpdump-debuginfo-4.18.0-305.19.1.el8_4.s390x.rpm kernel-zfcpdump-devel-4.18.0-305.19.1.el8_4.s390x.rpm kernel-zfcpdump-modules-4.18.0-305.19.1.el8_4.s390x.rpm kernel-zfcpdump-modules-extra-4.18.0-305.19.1.el8_4.s390x.rpm perf-4.18.0-305.19.1.el8_4.s390x.rpm perf-debuginfo-4.18.0-305.19.1.el8_4.s390x.rpm python3-perf-4.18.0-305.19.1.el8_4.s390x.rpm python3-perf-debuginfo-4.18.0-305.19.1.el8_4.s390x.rpm x86_64: bpftool-4.18.0-305.19.1.el8_4.x86_64.rpm bpftool-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-core-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-cross-headers-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debug-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debug-core-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debug-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debug-devel-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debug-modules-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debug-modules-extra-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-devel-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-headers-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-modules-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-modules-extra-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-tools-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-tools-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-tools-libs-4.18.0-305.19.1.el8_4.x86_64.rpm perf-4.18.0-305.19.1.el8_4.x86_64.rpm perf-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm python3-perf-4.18.0-305.19.1.el8_4.x86_64.rpm python3-perf-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm Red Hat CodeReady Linux Builder (v. 8): aarch64: bpftool-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debug-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-tools-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm kernel-tools-libs-devel-4.18.0-305.19.1.el8_4.aarch64.rpm perf-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm python3-perf-debuginfo-4.18.0-305.19.1.el8_4.aarch64.rpm ppc64le: bpftool-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debug-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-tools-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm kernel-tools-libs-devel-4.18.0-305.19.1.el8_4.ppc64le.rpm perf-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm python3-perf-debuginfo-4.18.0-305.19.1.el8_4.ppc64le.rpm x86_64: bpftool-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debug-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-tools-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm kernel-tools-libs-devel-4.18.0-305.19.1.el8_4.x86_64.rpm perf-debuginfo-4.18.0-305.19.1.el8_4.x86_64.rpm python3-perf-debuginfo-4.18.0-305.19.1.el8_4.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-2021-3653 https://access.redhat.com/security/updates/classification/#moderate 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 iQIVAwUBYUHJ/9zjgjWX9erEAQih8g/+PD9su3mLvVVbko0YNKfM40rPnwPtLxMd JmhPTppUyJlCeggWU/P9ko27xxol5mDI7Kb1WbgcefZEz/DWjMMUVjHHz5Gz01lE RdJYjxP9luhxOYazqgF5TFTpqrhmKGapETDKTnXp8HCce4WsvPtmCK2BWo/36LkO 8depyh3Ji3EM6xQL1sZqcJkZxIBp9S5jUg6/gkdy9iwGCPdEmGPXttMNZ5zt2rwi YFQ3IIFIVE+Z5vX8JecQ68yFOAj11rzPnLIJT1XeWDQJHT8uQCdpJRSLP18jsb81 Qwss7kqVXgJWPvkDIfj9olsY7ad5mdN0hJiBJSD7FP3t8mrnta1YhgqRml72gyEj SGoM2MH5uE6+FoZRjlpBeDL9l3GoWQhIZlNg5iVqanCn+P8kIyRFH4p9Dq+lN2wY pjLUhXC+CRAgGgeIiX8oEVR7HyX/2YiusN2jaFSvG8Eo9swzo0xAjl1DhYZLXSUs dRuhzEqn0hC2CNL9Gx0bANcHgozZc+Ae4iIyID8YsFPW0mlF7E2gS2Hmpy+xwrMC fuusZdv55yUek0g+4m0wsHjA7pG14kGKOukIBEPcsLKwgoAlQ/kNjaUPCBNUNdyq YCsdZ6pLAIMdfZHfJFFrF//KuWS1hQaKG/9oM1fCuWUtq5qd8ARgaBsWk9rU09Tm c4zD9h2paAo=qfyV -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce