-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: libtirpc security update Advisory ID: RHSA-2022:8400-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:8400 Issue date: 2022-11-15 CVE Names: CVE-2021-46828 ==================================================================== 1. Summary: An update for libtirpc is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. 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. 9) - aarch64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux BaseOS (v. 9) - aarch64, ppc64le, s390x, x86_64 3. Description: The libtirpc packages contain SunLib's implementation of transport-independent remote procedure call (TI-RPC) documentation, which includes a library required by programs in the nfs-utils and rpcbind packages. Security Fix(es): * libtirpc: DoS vulnerability with lots of connections (CVE-2021-46828) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.1 Release Notes linked from 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/): 2109352 - CVE-2021-46828 libtirpc: DoS vulnerability with lots of connections 2118157 - CVE-2021-46828 libtirpc: Upgrade to the latest upstream release libtirpc-1.3.3 [rhel-9.1.0] 6. Package List: Red Hat Enterprise Linux BaseOS (v. 9): Source: libtirpc-1.3.3-0.el9.src.rpm aarch64: libtirpc-1.3.3-0.el9.aarch64.rpm libtirpc-debuginfo-1.3.3-0.el9.aarch64.rpm libtirpc-debugsource-1.3.3-0.el9.aarch64.rpm ppc64le: libtirpc-1.3.3-0.el9.ppc64le.rpm libtirpc-debuginfo-1.3.3-0.el9.ppc64le.rpm libtirpc-debugsource-1.3.3-0.el9.ppc64le.rpm s390x: libtirpc-1.3.3-0.el9.s390x.rpm libtirpc-debuginfo-1.3.3-0.el9.s390x.rpm libtirpc-debugsource-1.3.3-0.el9.s390x.rpm x86_64: libtirpc-1.3.3-0.el9.i686.rpm libtirpc-1.3.3-0.el9.x86_64.rpm libtirpc-debuginfo-1.3.3-0.el9.i686.rpm libtirpc-debuginfo-1.3.3-0.el9.x86_64.rpm libtirpc-debugsource-1.3.3-0.el9.i686.rpm libtirpc-debugsource-1.3.3-0.el9.x86_64.rpm Red Hat CodeReady Linux Builder (v. 9): aarch64: libtirpc-debuginfo-1.3.3-0.el9.aarch64.rpm libtirpc-debugsource-1.3.3-0.el9.aarch64.rpm libtirpc-devel-1.3.3-0.el9.aarch64.rpm ppc64le: libtirpc-debuginfo-1.3.3-0.el9.ppc64le.rpm libtirpc-debugsource-1.3.3-0.el9.ppc64le.rpm libtirpc-devel-1.3.3-0.el9.ppc64le.rpm s390x: libtirpc-debuginfo-1.3.3-0.el9.s390x.rpm libtirpc-debugsource-1.3.3-0.el9.s390x.rpm libtirpc-devel-1.3.3-0.el9.s390x.rpm x86_64: libtirpc-debuginfo-1.3.3-0.el9.i686.rpm libtirpc-debuginfo-1.3.3-0.el9.x86_64.rpm libtirpc-debugsource-1.3.3-0.el9.i686.rpm libtirpc-debugsource-1.3.3-0.el9.x86_64.rpm libtirpc-devel-1.3.3-0.el9.i686.rpm libtirpc-devel-1.3.3-0.el9.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-2021-46828 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.1_release_notes/index 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 iQIVAwUBY3OMRtzjgjWX9erEAQhd+Q//Y1X+e2OsGEBUqBRBDs2msHFginbvg7uZ cbGMYGbb7u16+S0BgZEIUkmtCPSR2Tm2BjLjceTiQSR7rMhpM61O1ab3zPd42NvP BcHnnu5alTi+LfSBippNJjR4TKm1JzON3ny9im6lz/icP14mrVQLpn0JdJNwUCVL FLe8v8ZwSkTSFK6YUIb8QcKVJJH5NgWxQBQ4BK7xgCmx7DCRV97G7Z5a08fZf6Hn BxIio3Jj6AzDAi7Llw+VDb7KI7p918Esq1Sl3w2kwXexmcXda6r5ftG7SjEvf8Sp d4QPEWU9wJrEqx13rYh8g/8xAF1jTzLLBgvfnxnNQupvrgskss5qrDhTps/GaSVg qk7RWyDsURRPTAtCisW+EO3PIXCL9101e+kroLC2w44hqqdTi86X03Fizn3xDuZ1 48YO2sOc6M+ipzA5YUWgMMEmT5YDOQGhflDNf9wbxcLmzFWz5Xa0ui3UWQJ8lrhH 4B4C7SYoHsuNUNUYDzqjnxB8QgpycDuVBHKB/eSqYHXBUOdPixZfrAKLI/h/LRfK LhzogIsCy4tmw4txNcgvb0qhq6ehaU9cRmqlxbtRsvthtANorTrC8Slq1kT51OXJ W5aaFyfGGC/+L8VnB3q0xWx4dzaonEh49aZdTjnqUCfM5ItkqsXE8MwwShn+Rr9W E7LBqCWDqRw=u4dV -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce