-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2023:3517-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:3517 Issue date: 2023-06-06 CVE Names: CVE-2022-42896 ===================================================================== 1. Summary: An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.4 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 BaseOS E4S (v.8.4) - 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: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c (CVE-2022-42896) 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/): 2147364 - CVE-2022-42896 kernel: use-after-free in l2cap_connect and l2cap_le_connect_req in net/bluetooth/l2cap_core.c 6. Package List: Red Hat Enterprise Linux BaseOS E4S (v.8.4): Source: kpatch-patch-4_18_0-305_71_1-1-5.el8_4.src.rpm kpatch-patch-4_18_0-305_72_1-1-4.el8_4.src.rpm kpatch-patch-4_18_0-305_76_1-1-3.el8_4.src.rpm kpatch-patch-4_18_0-305_82_1-1-2.el8_4.src.rpm kpatch-patch-4_18_0-305_86_2-1-1.el8_4.src.rpm kpatch-patch-4_18_0-305_88_1-1-1.el8_4.src.rpm ppc64le: kpatch-patch-4_18_0-305_71_1-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_71_1-debuginfo-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_71_1-debugsource-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_72_1-1-4.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_72_1-debuginfo-1-4.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_72_1-debugsource-1-4.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_76_1-1-3.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_76_1-debuginfo-1-3.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_76_1-debugsource-1-3.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_82_1-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_82_1-debuginfo-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_82_1-debugsource-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_86_2-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_86_2-debuginfo-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_86_2-debugsource-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_88_1-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_88_1-debuginfo-1-1.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_88_1-debugsource-1-1.el8_4.ppc64le.rpm x86_64: kpatch-patch-4_18_0-305_71_1-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_71_1-debuginfo-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_71_1-debugsource-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_72_1-1-4.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_72_1-debuginfo-1-4.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_72_1-debugsource-1-4.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_76_1-1-3.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_76_1-debuginfo-1-3.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_76_1-debugsource-1-3.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_82_1-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_82_1-debuginfo-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_82_1-debugsource-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_86_2-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_86_2-debuginfo-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_86_2-debugsource-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_88_1-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_88_1-debuginfo-1-1.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_88_1-debugsource-1-1.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-2022-42896 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 2023 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBZH90AdzjgjWX9erEAQjahQ/+Mq7WTw3u1UL+Wh0AJgWz7hb5T7WDbj6S msRTXxsRQ8qrQpr7JgLAt25uGC9cRydd/oNPbnsIAQi5toLq5c9LEcOreBMalyep JYyHdXpeLmILPpdFyHnRBQ4QAwhi+rwSnmtk6I4wxQtCY/DQu1AFcJXzJe7aXBiN elR4I4iFzXR0lh5Bh5z3f94eJidP64A/TM/c/pYKvYIYwIAhDNNl/tsQoANvfKUR mKL2artE8gWHQEdiWTGyhdPIXvzhOtC++VQ8m4lZTQHJ9JwEJO4iRntuOpH9CKsZ EOnWv6R7NRtI5cJrmnGi/5RGq4zwHTkinVrGZ7LUlxTMSgQCIbC9wFLZjNUJsgEw NbI7hFBKbFIoQnGruy2DyKHOVQADz094IkiGdG6p0lL2a31PKSkkSrSsYJdK9heh JtPA3mGEuPd+h9i4OcfbRI/jdStJU+UiQSICfO8gS3D4Bf9J8o5jz5rAN41quAqD n/BDsgD9Uqw7TfuSOz2b0+oK4nemIZFMUHMAMiyIqqmQ0pZ9NjdvRHXR2m3oW1fN VaX8pojSp4KnorwSVhthCgggJigH5ybUIMxGC+IKoOeUfdLD+q27JSFO6LmHBism 9Inm1Pq7/0K/ziwbmNp5Am9OdK+AKOFuxw3vV9Ib67DK6ORmYQ/0x0QfiXAuYnAK OmHTGAMzJH4= =3H1J -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce