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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.3798 kernel security updates 5 November 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: kernel and kernel-rt Publisher: Red Hat Operating System: Red Hat Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-25662 CVE-2020-25661 CVE-2020-24490 CVE-2020-12352 CVE-2020-12351 Reference: ESB-2020.3797 ESB-2020.3775 ESB-2020.3658 ESB-2020.3596 ESB-2020.3518.2 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:4685 https://access.redhat.com/errata/RHSA-2020:4686 Comment: This bulletin contains two (2) Red Hat security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security update Advisory ID: RHSA-2020:4685-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:4685 Issue date: 2020-11-04 CVE Names: CVE-2020-24490 CVE-2020-25661 CVE-2020-25662 ===================================================================== 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 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 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: net: bluetooth: heap buffer overflow when processing extended advertising report events (CVE-2020-24490) * kernel: Red Hat only CVE-2020-12351 regression (CVE-2020-25661) * kernel: Red Hat only CVE-2020-12352 regression (CVE-2020-25662) 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 The system must be rebooted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1888449 - CVE-2020-24490 kernel: net: bluetooth: heap buffer overflow when processing extended advertising report events 1891483 - CVE-2020-25661 kernel: Red Hat only CVE-2020-12351 regression 1891484 - CVE-2020-25662 kernel: Red Hat only CVE-2020-12352 regression 6. Package List: Red Hat Enterprise Linux BaseOS (v. 8): Source: kernel-4.18.0-240.1.1.el8_3.src.rpm aarch64: bpftool-4.18.0-240.1.1.el8_3.aarch64.rpm bpftool-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-core-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-cross-headers-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debug-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debug-core-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debug-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debug-devel-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debug-modules-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debug-modules-extra-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-devel-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-headers-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-modules-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-modules-extra-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-tools-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-tools-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-tools-libs-4.18.0-240.1.1.el8_3.aarch64.rpm perf-4.18.0-240.1.1.el8_3.aarch64.rpm perf-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm python3-perf-4.18.0-240.1.1.el8_3.aarch64.rpm python3-perf-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm noarch: kernel-abi-whitelists-4.18.0-240.1.1.el8_3.noarch.rpm kernel-doc-4.18.0-240.1.1.el8_3.noarch.rpm ppc64le: bpftool-4.18.0-240.1.1.el8_3.ppc64le.rpm bpftool-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-core-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-cross-headers-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debug-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debug-core-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debug-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debug-devel-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debug-modules-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debug-modules-extra-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-devel-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-headers-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-modules-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-modules-extra-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-tools-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-tools-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-tools-libs-4.18.0-240.1.1.el8_3.ppc64le.rpm perf-4.18.0-240.1.1.el8_3.ppc64le.rpm perf-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm python3-perf-4.18.0-240.1.1.el8_3.ppc64le.rpm python3-perf-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm s390x: bpftool-4.18.0-240.1.1.el8_3.s390x.rpm bpftool-debuginfo-4.18.0-240.1.1.el8_3.s390x.rpm kernel-4.18.0-240.1.1.el8_3.s390x.rpm kernel-core-4.18.0-240.1.1.el8_3.s390x.rpm kernel-cross-headers-4.18.0-240.1.1.el8_3.s390x.rpm kernel-debug-4.18.0-240.1.1.el8_3.s390x.rpm kernel-debug-core-4.18.0-240.1.1.el8_3.s390x.rpm kernel-debug-debuginfo-4.18.0-240.1.1.el8_3.s390x.rpm kernel-debug-devel-4.18.0-240.1.1.el8_3.s390x.rpm kernel-debug-modules-4.18.0-240.1.1.el8_3.s390x.rpm kernel-debug-modules-extra-4.18.0-240.1.1.el8_3.s390x.rpm kernel-debuginfo-4.18.0-240.1.1.el8_3.s390x.rpm kernel-debuginfo-common-s390x-4.18.0-240.1.1.el8_3.s390x.rpm kernel-devel-4.18.0-240.1.1.el8_3.s390x.rpm kernel-headers-4.18.0-240.1.1.el8_3.s390x.rpm kernel-modules-4.18.0-240.1.1.el8_3.s390x.rpm kernel-modules-extra-4.18.0-240.1.1.el8_3.s390x.rpm kernel-tools-4.18.0-240.1.1.el8_3.s390x.rpm kernel-tools-debuginfo-4.18.0-240.1.1.el8_3.s390x.rpm kernel-zfcpdump-4.18.0-240.1.1.el8_3.s390x.rpm kernel-zfcpdump-core-4.18.0-240.1.1.el8_3.s390x.rpm kernel-zfcpdump-debuginfo-4.18.0-240.1.1.el8_3.s390x.rpm kernel-zfcpdump-devel-4.18.0-240.1.1.el8_3.s390x.rpm kernel-zfcpdump-modules-4.18.0-240.1.1.el8_3.s390x.rpm kernel-zfcpdump-modules-extra-4.18.0-240.1.1.el8_3.s390x.rpm perf-4.18.0-240.1.1.el8_3.s390x.rpm perf-debuginfo-4.18.0-240.1.1.el8_3.s390x.rpm python3-perf-4.18.0-240.1.1.el8_3.s390x.rpm python3-perf-debuginfo-4.18.0-240.1.1.el8_3.s390x.rpm x86_64: bpftool-4.18.0-240.1.1.el8_3.x86_64.rpm bpftool-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-core-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-cross-headers-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debug-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debug-core-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debug-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debug-devel-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debug-modules-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debug-modules-extra-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-devel-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-headers-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-modules-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-modules-extra-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-tools-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-tools-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-tools-libs-4.18.0-240.1.1.el8_3.x86_64.rpm perf-4.18.0-240.1.1.el8_3.x86_64.rpm perf-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm python3-perf-4.18.0-240.1.1.el8_3.x86_64.rpm python3-perf-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm Red Hat CodeReady Linux Builder (v. 8): aarch64: bpftool-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debug-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-tools-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm kernel-tools-libs-devel-4.18.0-240.1.1.el8_3.aarch64.rpm perf-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm python3-perf-debuginfo-4.18.0-240.1.1.el8_3.aarch64.rpm ppc64le: bpftool-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debug-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-tools-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm kernel-tools-libs-devel-4.18.0-240.1.1.el8_3.ppc64le.rpm perf-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm python3-perf-debuginfo-4.18.0-240.1.1.el8_3.ppc64le.rpm x86_64: bpftool-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debug-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-tools-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm kernel-tools-libs-devel-4.18.0-240.1.1.el8_3.x86_64.rpm perf-debuginfo-4.18.0-240.1.1.el8_3.x86_64.rpm python3-perf-debuginfo-4.18.0-240.1.1.el8_3.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-2020-24490 https://access.redhat.com/security/cve/CVE-2020-25661 https://access.redhat.com/security/cve/CVE-2020-25662 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/security/vulnerabilities/BleedingTooth 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX6I4ytzjgjWX9erEAQgARg/9HNLq4KFruL7X1JvJ/ejfEOBr9SBJVz5N 2bso2t5NlcZrJ47TMQCmKZUyTcaVpesRBZcmDCBneGrIWDOwxo+Qhp0ts7pGtusx FcnXVWM74VB3vgqVOYHjlXFzS6wFQbB/j7Xga906v011OMVnaHd/4gHxoeTbHBsO Jji18WNyXeUgBq4MTqyGguIU7KR+4j5o2oR67QrpcRcOgSZdnl1ZowFuTWWlh5O2 iY41yQyJSfuUtIPz4oXMS5XAdXTrOK8zqKPOPal9EhxLnCsBRylaS4cIOtZz7CY2 I+xp7hUyoeqbZj7H92Nkwyr+vbunGbFEIZaoSfVdlY1LgttlaIj5fLMRsgHKl7rI AnvNSzAZ1XB65KgvZTGhYrbGzVnnIx/A9JbW4GbSjkvzoOlLSyKDjCALJFbJYA3Z YSeu86+uFDsowk1N0jzrXjZzpSyun0V/XyWEgGLCpeFwKHDwl9r3cx4iezcPpa5H DlWi+pl8/cows640I6d5bL5I7Gj510sXdd0r9e+iWlRS3zHtqScdeRGDyKD0SAru 61wr8JZ+TJmzGu7zxfx99FMwalC5AoVjFyvGCk7Gx9zveAZYC2nunfyhlkHm4GUO ZnsVhlN1ip8PKGYDseNDXk++a1DYQj+/l7wBPXvZBAESeL4JefZEH7QUI+FczHSS TLRVjgjvCL0= =Z49d - -----END PGP SIGNATURE----- - ------------------------------------------------------------------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel-rt security update Advisory ID: RHSA-2020:4686-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:4686 Issue date: 2020-11-04 CVE Names: CVE-2020-24490 CVE-2020-25661 CVE-2020-25662 ===================================================================== 1. Summary: An update for kernel-rt is now available for Red Hat Enterprise Linux 8. 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 Real Time (v. 8) - x86_64 Red Hat Enterprise Linux Real Time for NFV (v. 8) - x86_64 3. Description: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: net: bluetooth: heap buffer overflow when processing extended advertising report events (CVE-2020-24490) * kernel: Red Hat only CVE-2020-12351 regression (CVE-2020-25661) * kernel: Red Hat only CVE-2020-12352 regression (CVE-2020-25662) 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 The system must be rebooted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1888449 - CVE-2020-24490 kernel: net: bluetooth: heap buffer overflow when processing extended advertising report events 1891483 - CVE-2020-25661 kernel: Red Hat only CVE-2020-12351 regression 1891484 - CVE-2020-25662 kernel: Red Hat only CVE-2020-12352 regression 6. Package List: Red Hat Enterprise Linux Real Time for NFV (v. 8): Source: kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.src.rpm x86_64: kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-kvm-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debuginfo-common-x86_64-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-kvm-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm Red Hat Enterprise Linux Real Time (v. 8): Source: kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.src.rpm x86_64: kernel-rt-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-core-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debug-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debuginfo-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-debuginfo-common-x86_64-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-devel-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-modules-4.18.0-240.1.1.rt7.55.el8_3.x86_64.rpm kernel-rt-modules-extra-4.18.0-240.1.1.rt7.55.el8_3.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-2020-24490 https://access.redhat.com/security/cve/CVE-2020-25661 https://access.redhat.com/security/cve/CVE-2020-25662 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/security/vulnerabilities/BleedingTooth 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX6I1NNzjgjWX9erEAQgdWg//QzvQsRlm6ShrTbonr0u75p+LuhR3myib vOZgnh0mEJF/wPgGcVgDrIQoUfW0NhdFvZ53dghVSS/XE6q0M56T9HbSzlB7m7nZ wqDu+LTklBqGY4DptliOHr53FRKe2dKJofanNZ8ELGoxOSw1ZfPLy2rfgMEg2mRQ 2XrnzlixBa2zTt8aI3oLEG4LyaZkC04XBw33S65kGD/OwsZ67VtxVJjo3hYdnXZY 7JVfXyh9hS0g+Oi+/BNTnDjEEY+rO0zzZAM88Iy68gQRhIg016mbgyEonOVsKguj BCteB/27iIlGjTt84psABXtqilZTqkzIUAn73IWC0zANaj4PFiqeOyza6qEk1AY6 XkoD55uMsxROKQwqPkGSN+khVcUss5F7TsYYQwHb3ctS3DR1yI6yHS6ntiAxC6Cv PBRs9xOeXmfhqR4vrWbeLulTx2o4geh59deTLsDrmVnbwSNvHZEr9jgpbGDqaPte Y8gDoU5+usB3rvUG0LTtiTAMFnPivIWx5pk1ZhqkjS8JikOoRsbo6KCFeO5kAr0Z FM2N3tTocFio5qcuvdni7GN+qxxmdJ5LKDGJyBB52DonKSD9eCRb1okTKKed7lRn gtOudr1cg4Q5pkyx6VFn+DKNRm5/mJs3oCVAu/Wq/1DMbfDutrwmMqeDutAedEKV KTzbCJXTqw0= =0J/O - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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