-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2022:0231-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:0231 Issue date: 2022-01-24 CVE Names: CVE-2021-4154 CVE-2021-4155 CVE-2022-0185 ==================================================================== 1. Summary: An update is now available for Red Hat Enterprise Linux 8.4 Extended Update Support. 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 EUS (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: local privilege escalation by exploiting the fsconfig syscall parameter leads to container breakout (CVE-2021-4154) * kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL (CVE-2021-4155) * kernel: fs_context: heap overflow in legacy parameter handling (CVE-2022-0185) 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/): 2034514 - CVE-2021-4154 kernel: local privilege escalation by exploiting the fsconfig syscall parameter leads to container breakout 2034813 - CVE-2021-4155 kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL 2040358 - CVE-2022-0185 kernel: fs_context: heap overflow in legacy parameter handling 6. Package List: Red Hat Enterprise Linux BaseOS EUS (v.8.4): Source: kpatch-patch-4_18_0-305-1-10.el8.src.rpm kpatch-patch-4_18_0-305_10_2-1-7.el8_4.src.rpm kpatch-patch-4_18_0-305_12_1-1-6.el8_4.src.rpm kpatch-patch-4_18_0-305_17_1-1-5.el8_4.src.rpm kpatch-patch-4_18_0-305_19_1-1-5.el8_4.src.rpm kpatch-patch-4_18_0-305_25_1-1-4.el8_4.src.rpm kpatch-patch-4_18_0-305_28_1-1-2.el8_4.src.rpm kpatch-patch-4_18_0-305_30_1-1-2.el8_4.src.rpm kpatch-patch-4_18_0-305_3_1-1-9.el8_4.src.rpm kpatch-patch-4_18_0-305_7_1-1-8.el8_4.src.rpm ppc64le: kpatch-patch-4_18_0-305-1-10.el8.ppc64le.rpm kpatch-patch-4_18_0-305-debuginfo-1-10.el8.ppc64le.rpm kpatch-patch-4_18_0-305-debugsource-1-10.el8.ppc64le.rpm kpatch-patch-4_18_0-305_10_2-1-7.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_10_2-debuginfo-1-7.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_10_2-debugsource-1-7.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_12_1-1-6.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_12_1-debuginfo-1-6.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_12_1-debugsource-1-6.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_17_1-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_17_1-debuginfo-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_17_1-debugsource-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_19_1-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_19_1-debuginfo-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_19_1-debugsource-1-5.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_25_1-1-4.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_25_1-debuginfo-1-4.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_25_1-debugsource-1-4.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_28_1-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_28_1-debuginfo-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_28_1-debugsource-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_30_1-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_30_1-debuginfo-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_30_1-debugsource-1-2.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_3_1-1-9.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_3_1-debuginfo-1-9.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_3_1-debugsource-1-9.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_7_1-1-8.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_7_1-debuginfo-1-8.el8_4.ppc64le.rpm kpatch-patch-4_18_0-305_7_1-debugsource-1-8.el8_4.ppc64le.rpm x86_64: kpatch-patch-4_18_0-305-1-10.el8.x86_64.rpm kpatch-patch-4_18_0-305-debuginfo-1-10.el8.x86_64.rpm kpatch-patch-4_18_0-305-debugsource-1-10.el8.x86_64.rpm kpatch-patch-4_18_0-305_10_2-1-7.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_10_2-debuginfo-1-7.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_10_2-debugsource-1-7.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_12_1-1-6.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_12_1-debuginfo-1-6.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_12_1-debugsource-1-6.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_17_1-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_17_1-debuginfo-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_17_1-debugsource-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_19_1-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_19_1-debuginfo-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_19_1-debugsource-1-5.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_25_1-1-4.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_25_1-debuginfo-1-4.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_25_1-debugsource-1-4.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_28_1-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_28_1-debuginfo-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_28_1-debugsource-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_30_1-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_30_1-debuginfo-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_30_1-debugsource-1-2.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_3_1-1-9.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_3_1-debuginfo-1-9.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_3_1-debugsource-1-9.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_7_1-1-8.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_7_1-debuginfo-1-8.el8_4.x86_64.rpm kpatch-patch-4_18_0-305_7_1-debugsource-1-8.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-2021-4154 https://access.redhat.com/security/cve/CVE-2021-4155 https://access.redhat.com/security/cve/CVE-2022-0185 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 2022 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYe6LXNzjgjWX9erEAQjIeBAAlpllyEVty55hHgHcmPOjDRVh8rFBnEmJ Ivcglt1y+gutF4GYzzlxs3lQX5fWIJ98G6ucrqg0sBvlUbjfHx0fWWW2vmbWR/FE 1jvVAsLQPbuqddexdXttFVK1TvDPPHCz9uspp8CLbAvUsgb2LPQWpbrdc5P9BcCg oE6UYR6Lc3635uWbRQhmX3XOHUZp0qvmEy87Lc/3WeLnihnH5ChdlF2CrBBiYafN cwK5FJXNItnwdC2do6YTglDjFFEfUirYHO4dOyX0VLcwmFqKnCVDR5Uyv0rcHTrJ RZFWOYNmr3/wvzTBeUZgby4+7gEok72NJ2f6/HM39n2XgcvA8Xe0XXwomNCnsznd ajKIHF9kiLEHfVA5vxNiFDrVNlGMSLh6TSuRBr2e6khN2PKIiLT5bL1JIStsLgbm 32XJfep0u7TN0HICQKv59xaA7FvmctFcUNu4vIUzX8vADXIbUDBLO7USUdwemKHL 8S6ABnZVZb/XFxRqvM6AZhBtjh76UpZJaOwRHvh34sdWzHoyX17HIJXkLNhrjc8b EmrLawp8b/7aTk56Zt8iUCk49VlnjiGA2D2PhuF9cuPq3S+0KV4kyltZ+GGfSICl FXklWLBPmXg9IUYMCJ4a+ecBdzu1jElGiK3YnmxdbkE7fCCBTiSK8GmpXFn2h7mF SJQ9DYgUsDM=Hosn -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce