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====================================================================                   Red Hat Security Advisory

Synopsis:          Low: libuv security update
Advisory ID:       RHSA-2021:3075-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:3075
Issue date:        2021-08-10
CVE Names:         CVE-2021-22918 
====================================================================
1. Summary:

An update for libuv is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Low. 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. 8) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

libuv is a multi-platform support library with a focus on asynchronous I/O.

Security Fix(es):

* libuv: out-of-bounds read in uv__idna_toascii() can lead to information
disclosures or crashes (CVE-2021-22918)

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/):

1979338 - CVE-2021-22918 libuv: out-of-bounds read in uv__idna_toascii() can lead to information disclosures or crashes

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
libuv-1.41.1-1.el8_4.src.rpm

aarch64:
libuv-1.41.1-1.el8_4.aarch64.rpm
libuv-debuginfo-1.41.1-1.el8_4.aarch64.rpm
libuv-debugsource-1.41.1-1.el8_4.aarch64.rpm

ppc64le:
libuv-1.41.1-1.el8_4.ppc64le.rpm
libuv-debuginfo-1.41.1-1.el8_4.ppc64le.rpm
libuv-debugsource-1.41.1-1.el8_4.ppc64le.rpm

s390x:
libuv-1.41.1-1.el8_4.s390x.rpm
libuv-debuginfo-1.41.1-1.el8_4.s390x.rpm
libuv-debugsource-1.41.1-1.el8_4.s390x.rpm

x86_64:
libuv-1.41.1-1.el8_4.i686.rpm
libuv-1.41.1-1.el8_4.x86_64.rpm
libuv-debuginfo-1.41.1-1.el8_4.i686.rpm
libuv-debuginfo-1.41.1-1.el8_4.x86_64.rpm
libuv-debugsource-1.41.1-1.el8_4.i686.rpm
libuv-debugsource-1.41.1-1.el8_4.x86_64.rpm

Red Hat CodeReady Linux Builder (v. 8):

aarch64:
libuv-debuginfo-1.41.1-1.el8_4.aarch64.rpm
libuv-debugsource-1.41.1-1.el8_4.aarch64.rpm
libuv-devel-1.41.1-1.el8_4.aarch64.rpm

ppc64le:
libuv-debuginfo-1.41.1-1.el8_4.ppc64le.rpm
libuv-debugsource-1.41.1-1.el8_4.ppc64le.rpm
libuv-devel-1.41.1-1.el8_4.ppc64le.rpm

s390x:
libuv-debuginfo-1.41.1-1.el8_4.s390x.rpm
libuv-debugsource-1.41.1-1.el8_4.s390x.rpm
libuv-devel-1.41.1-1.el8_4.s390x.rpm

x86_64:
libuv-debuginfo-1.41.1-1.el8_4.i686.rpm
libuv-debuginfo-1.41.1-1.el8_4.x86_64.rpm
libuv-debugsource-1.41.1-1.el8_4.i686.rpm
libuv-debugsource-1.41.1-1.el8_4.x86_64.rpm
libuv-devel-1.41.1-1.el8_4.i686.rpm
libuv-devel-1.41.1-1.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-2021-22918
https://access.redhat.com/security/updates/classification/#low

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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RedHat: RHSA-2021-3075:01 Low: libuv security update

An update for libuv is now available for Red Hat Enterprise Linux 8

Summary

libuv is a multi-platform support library with a focus on asynchronous I/O.
Security Fix(es):
* libuv: out-of-bounds read in uv__idna_toascii() can lead to information disclosures or crashes (CVE-2021-22918)
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.



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-2021-22918 https://access.redhat.com/security/updates/classification/#low

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: libuv-1.41.1-1.el8_4.src.rpm
aarch64: libuv-1.41.1-1.el8_4.aarch64.rpm libuv-debuginfo-1.41.1-1.el8_4.aarch64.rpm libuv-debugsource-1.41.1-1.el8_4.aarch64.rpm
ppc64le: libuv-1.41.1-1.el8_4.ppc64le.rpm libuv-debuginfo-1.41.1-1.el8_4.ppc64le.rpm libuv-debugsource-1.41.1-1.el8_4.ppc64le.rpm
s390x: libuv-1.41.1-1.el8_4.s390x.rpm libuv-debuginfo-1.41.1-1.el8_4.s390x.rpm libuv-debugsource-1.41.1-1.el8_4.s390x.rpm
x86_64: libuv-1.41.1-1.el8_4.i686.rpm libuv-1.41.1-1.el8_4.x86_64.rpm libuv-debuginfo-1.41.1-1.el8_4.i686.rpm libuv-debuginfo-1.41.1-1.el8_4.x86_64.rpm libuv-debugsource-1.41.1-1.el8_4.i686.rpm libuv-debugsource-1.41.1-1.el8_4.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
aarch64: libuv-debuginfo-1.41.1-1.el8_4.aarch64.rpm libuv-debugsource-1.41.1-1.el8_4.aarch64.rpm libuv-devel-1.41.1-1.el8_4.aarch64.rpm
ppc64le: libuv-debuginfo-1.41.1-1.el8_4.ppc64le.rpm libuv-debugsource-1.41.1-1.el8_4.ppc64le.rpm libuv-devel-1.41.1-1.el8_4.ppc64le.rpm
s390x: libuv-debuginfo-1.41.1-1.el8_4.s390x.rpm libuv-debugsource-1.41.1-1.el8_4.s390x.rpm libuv-devel-1.41.1-1.el8_4.s390x.rpm
x86_64: libuv-debuginfo-1.41.1-1.el8_4.i686.rpm libuv-debuginfo-1.41.1-1.el8_4.x86_64.rpm libuv-debugsource-1.41.1-1.el8_4.i686.rpm libuv-debugsource-1.41.1-1.el8_4.x86_64.rpm libuv-devel-1.41.1-1.el8_4.i686.rpm libuv-devel-1.41.1-1.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/


Severity
Advisory ID: RHSA-2021:3075-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:3075
Issued Date: : 2021-08-10
CVE Names: CVE-2021-22918

Topic

An update for libuv is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Low. 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. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64


Bugs Fixed

1979338 - CVE-2021-22918 libuv: out-of-bounds read in uv__idna_toascii() can lead to information disclosures or crashes


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