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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2023.2989 kernel security update 24 May 2023 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Linux kernel Publisher: Red Hat Operating System: Red Hat Resolution: Patch/Upgrade CVE Names: CVE-2022-3564 Original Bulletin: https://access.redhat.com/errata/RHSA-2023:3277 Comment: CVSS (Max): 7.1 CVE-2022-3564 (CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H) CVSS Source: Red Hat Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security update Advisory ID: RHSA-2023:3277-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:3277 Issue date: 2023-05-23 CVE Names: CVE-2022-3564 ===================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 7.7 Advanced Update Support, Red Hat Enterprise Linux 7.7 Telco Extended Update Support, and Red Hat Enterprise Linux 7.7 Update Services for SAP Solutions. 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 AUS (v. 7.7) - noarch, x86_64 Red Hat Enterprise Linux Server E4S (v. 7.7) - noarch, ppc64le, x86_64 Red Hat Enterprise Linux Server Optional AUS (v. 7.7) - x86_64 Red Hat Enterprise Linux Server Optional E4S (v. 7.7) - ppc64le, x86_64 Red Hat Enterprise Linux Server Optional TUS (v. 7.7) - x86_64 Red Hat Enterprise Linux Server TUS (v. 7.7) - noarch, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c (CVE-2022-3564) 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/): 2150999 - CVE-2022-3564 kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c 6. Package List: Red Hat Enterprise Linux Server AUS (v. 7.7): Source: kernel-3.10.0-1062.72.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.72.1.el7.noarch.rpm kernel-doc-3.10.0-1062.72.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.72.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.72.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.72.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.72.1.el7.x86_64.rpm perf-3.10.0-1062.72.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm python-perf-3.10.0-1062.72.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm Red Hat Enterprise Linux Server E4S (v. 7.7): Source: kernel-3.10.0-1062.72.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.72.1.el7.noarch.rpm kernel-doc-3.10.0-1062.72.1.el7.noarch.rpm ppc64le: bpftool-3.10.0-1062.72.1.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-debug-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-devel-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-headers-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-tools-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1062.72.1.el7.ppc64le.rpm perf-3.10.0-1062.72.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm python-perf-3.10.0-1062.72.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm x86_64: bpftool-3.10.0-1062.72.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.72.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.72.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.72.1.el7.x86_64.rpm perf-3.10.0-1062.72.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm python-perf-3.10.0-1062.72.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm Red Hat Enterprise Linux Server TUS (v. 7.7): Source: kernel-3.10.0-1062.72.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.72.1.el7.noarch.rpm kernel-doc-3.10.0-1062.72.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.72.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.72.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.72.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.72.1.el7.x86_64.rpm perf-3.10.0-1062.72.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm python-perf-3.10.0-1062.72.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional AUS (v. 7.7): x86_64: bpftool-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.72.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional E4S (v. 7.7): ppc64le: bpftool-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1062.72.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.72.1.el7.ppc64le.rpm x86_64: bpftool-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.72.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional TUS (v. 7.7): x86_64: bpftool-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.72.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.72.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.72.1.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-2022-3564 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2023 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBZGzKcNzjgjWX9erEAQhRjQ//SMIA9A/+TUzCb2BonIqC+hyJjCB7YPg/ Rfl2IUecs4XC7MyYded0n5MoQxWHpo0cnP2hvw6TVK93WHPLSFMw7VMwniDfjYBd K0RvCHFkUB2ha9M+bdoOWMCg2xCEtgVeo6MxhsOzroHfZYTDKqZWGYKsbkHiz8oH xqRKPs6TdTzBqBSNEH1kx+0/2FkFC2z3xdKuo9iuiXhHl0i1B2Z0aCyWFA9WEruq dk4ac/1rwJUH2l04XTVwoTWNELMtbXUPhHhuxfIwPLy1K8iIFOUBXSOnTdOKzrx7 Fv/rZbg1G3knygBhXEqW7VrTM3MUIPsqBCyFiwKBUACxaY2x87CaJ/fhTrM6VsM4 BLZAhOqe6X++/ZW33mLyTUqdoVVu0bE2yx7f2bpbpnujuH8QNm5YRUTArdXS4laL ZHaBP+rLkA9003tLryATCKG58E7OuVVHbl6Huqcvw3Pb4Kzr9zOqJ9YoaPk1wS4G oIHT5fF1yWL/JqW6as5RsYwMdtf8PgrcNdGZ/VnWJmSGdX1CzKJ2F0J0a4yy//as Je4BqEvalX9AS8oe3hTVin5Sf1OxkGlw3HGc6ePQdz1IRn50Ix4zbz4gkKeBjlpV XmMsqqMwwVFhdb1yb1Wn1wAEdHQdWM8YlceNUwu7IvqRO9HbRh3kq4v0OyzXiyZ6 Pt25/kE7Rx0= =2uv+ - -----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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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: https://auscert.org.au/gpg-key/ iQIVAwUBZG1PCckNZI30y1K9AQjYjw//aekg+YVFgTTePQP6Q80kNIhPyzhOxBcR TJqWA+sCA63knV3AtOHRzT56NMUcsP4zv7xflcdlJ08KW9bxTzmtsMOR8fuse99d Q24AR8/y0ZY07au9REO4PWaTmTJ+W1UWs30wYlr+zGDRIeZSp4Mck21hxjzbgw3j 3DgPD8z04FCSH2RwJMoKdC49kzTh4XL6So/YPP0dkgpvz9eDPNh+xAuNspK+0Z08 vPINE5xk7AGHUjvOpRF76ibTZDo4y11Xf693EkudTxZXUksRkvAlhK31zZaBTAD+ zd/jXiEPmJcgBw7CBNP3WD4DHlrrXjfuyyyiHo+JouSlJKYUd2tcAZA5JkOo0o1v wQ8zRhxb4zQLlNNWEt6otNhFTI5HHF1vcPmYYG4y9Mao4u+ITDFOWEOFcLqvDQMC Bpnxg31PfS0hqVndsagox1RypbuHJnA8Wm9HACAoAp33EOTJ38eJjZhsEDI8wl75 DsP2gwpx4hFRlx3S4u2OVQz+JxD3c8FK4qSw6d9UbLXEr3fcodAFJFk23e/taPqp cq+ZA3QBRMnSc8sqzULYqIMF0oQcFm4MQXgwuVwbmno8EyxeFXpX7uV+BBoCSFXQ 3XANe3zpw4XfnepiEvcx5iimvp1eJv42uAN/6+W6Y230UwsD/IMLqUluMU7O86of 02h2LqmynFc= =YPm0 -----END PGP SIGNATURE-----