RedHat: RHSA-2022-8400:01 Moderate: libtirpc security update
Summary
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.
Summary
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
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
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/
Topic
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 impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Topic
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
Bugs Fixed
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]