-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2023:1666-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:1666 Issue date: 2023-04-05 CVE Names: CVE-2022-3564 CVE-2023-0266 ==================================================================== 1. Summary: An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.2 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. 8.2) - 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 caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c (CVE-2022-3564) * ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF (CVE-2023-0266) 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/): 2150999 - CVE-2022-3564 kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c 2163379 - CVE-2023-0266 ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF 6. Package List: Red Hat Enterprise Linux BaseOS E4S (v. 8.2): Source: kpatch-patch-4_18_0-193_100_1-1-1.el8_2.src.rpm kpatch-patch-4_18_0-193_91_1-1-5.el8_2.src.rpm kpatch-patch-4_18_0-193_93_1-1-4.el8_2.src.rpm kpatch-patch-4_18_0-193_95_1-1-3.el8_2.src.rpm kpatch-patch-4_18_0-193_98_1-1-2.el8_2.src.rpm ppc64le: kpatch-patch-4_18_0-193_100_1-1-1.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_100_1-debuginfo-1-1.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_100_1-debugsource-1-1.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_91_1-1-5.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_91_1-debuginfo-1-5.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_91_1-debugsource-1-5.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_93_1-1-4.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_93_1-debuginfo-1-4.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_93_1-debugsource-1-4.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_95_1-1-3.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_95_1-debuginfo-1-3.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_95_1-debugsource-1-3.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_98_1-1-2.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_98_1-debuginfo-1-2.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_98_1-debugsource-1-2.el8_2.ppc64le.rpm x86_64: kpatch-patch-4_18_0-193_100_1-1-1.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_100_1-debuginfo-1-1.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_100_1-debugsource-1-1.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_91_1-1-5.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_91_1-debuginfo-1-5.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_91_1-debugsource-1-5.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_93_1-1-4.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_93_1-debuginfo-1-4.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_93_1-debugsource-1-4.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_95_1-1-3.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_95_1-debuginfo-1-3.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_95_1-debugsource-1-3.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_98_1-1-2.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_98_1-debuginfo-1-2.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_98_1-debugsource-1-2.el8_2.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/cve/CVE-2023-0266 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 iQIVAwUBZC3229zjgjWX9erEAQiL+A/+NOyHg8CQMkUZ6MraUJ3el5RMUX9IhaN0 8qbn1a0QbqFmSgDDV6dBNesP2lMDxWDQzOvjdnlxoBbSUZs83xN/3vWdnVLrcF28 fR8jEjGDc00III4SnRUYyZ9uhbQ+k6ebP0594sbYuX+rRPu8HwSAlBFhNd4grTnz G34vQMVYVO+yYBsvsJwiNfHS6uBxFnYE0qn+SQhZOudE6a3HyUZY9q8UGBNSGqw1 VgW3uhAU1KxNHAwRzUxDhsL8ZttrCCFnrNro3c/zQq0GLudZIcstky80eoqbzbNB n60cy7czC1yQhBthjuX+4Eq89RPxKn8X3YcEP4HQmBOG3Mmqkp5Cl0QzxPcm08Tu AjuCqerWFpthrV77gEgDc/LlyvZSLqESJMDl1l0hjIP72QLVC+zyjg0phsMajvHg 1gw8zrROGMoRAO9maLTiKXBLwoIJyEoiIzI1diQG0CRVXcyHyGp3DjlwSKZdgKL8 8caahfVtizZzjZvCF3Ify5hsG8cJuzA8ub1CD76GhaTh7fr5/VTjNwtKn6p6//hH TiLWDH4sIwHb5eq5j9PD1wsTAGBCj5wHH4OVHU9I8AYu7mLZM3QS16mwjpp3SDoN KczhZ6AcyrJXrC3cfvMGNIRZ2SVJyZujNS86j1/6gTY9+N4j3W5/uVWu0ar3/OpW hBJiC4nzGno=J0x3 -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce