RedHat: RHSA-2022-0951:01 Important: expat security update | LinuxS...
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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: expat security update
Advisory ID:       RHSA-2022:0951-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:0951
Issue date:        2022-03-16
CVE Names:         CVE-2021-45960 CVE-2021-46143 CVE-2022-22822 
                   CVE-2022-22823 CVE-2022-22824 CVE-2022-22825 
                   CVE-2022-22826 CVE-2022-22827 CVE-2022-23852 
                   CVE-2022-25235 CVE-2022-25236 CVE-2022-25315 
=====================================================================

1. Summary:

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

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 (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

Expat is a C library for parsing XML documents.

Security Fix(es):

* expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code
execution (CVE-2022-25235)

* expat: Namespace-separator characters in "xmlns[:prefix]" attribute
values can lead to arbitrary code execution (CVE-2022-25236)

* expat: Integer overflow in storeRawNames() (CVE-2022-25315)

* expat: Large number of prefixed XML attributes on a single tag can crash
libexpat (CVE-2021-45960)

* expat: Integer overflow in doProlog in xmlparse.c (CVE-2021-46143)

* expat: Integer overflow in addBinding in xmlparse.c (CVE-2022-22822)

* expat: Integer overflow in build_model in xmlparse.c (CVE-2022-22823)

* expat: Integer overflow in defineAttribute in xmlparse.c (CVE-2022-22824)

* expat: Integer overflow in lookup in xmlparse.c (CVE-2022-22825)

* expat: Integer overflow in nextScaffoldPart in xmlparse.c
(CVE-2022-22826)

* expat: Integer overflow in storeAtts in xmlparse.c (CVE-2022-22827)

* expat: Integer overflow in function XML_GetBuffer (CVE-2022-23852)

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

After installing the updated packages, applications using the Expat library
must be restarted for the update to take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

2044451 - CVE-2021-45960 expat: Large number of prefixed XML attributes on a single tag can crash libexpat
2044455 - CVE-2021-46143 expat: Integer overflow in doProlog in xmlparse.c
2044457 - CVE-2022-22822 expat: Integer overflow in addBinding in xmlparse.c
2044464 - CVE-2022-22823 expat: Integer overflow in build_model in xmlparse.c
2044467 - CVE-2022-22824 expat: Integer overflow in defineAttribute in xmlparse.c
2044479 - CVE-2022-22825 expat: Integer overflow in lookup in xmlparse.c
2044484 - CVE-2022-22826 expat: Integer overflow in nextScaffoldPart in xmlparse.c
2044488 - CVE-2022-22827 expat: Integer overflow in storeAtts in xmlparse.c
2044613 - CVE-2022-23852 expat: Integer overflow in function XML_GetBuffer
2056363 - CVE-2022-25315 expat: Integer overflow in storeRawNames()
2056366 - CVE-2022-25235 expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution
2056370 - CVE-2022-25236 expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution

6. Package List:

Red Hat Enterprise Linux BaseOS (v. 8):

Source:
expat-2.2.5-4.el8_5.3.src.rpm

aarch64:
expat-2.2.5-4.el8_5.3.aarch64.rpm
expat-debuginfo-2.2.5-4.el8_5.3.aarch64.rpm
expat-debugsource-2.2.5-4.el8_5.3.aarch64.rpm
expat-devel-2.2.5-4.el8_5.3.aarch64.rpm

ppc64le:
expat-2.2.5-4.el8_5.3.ppc64le.rpm
expat-debuginfo-2.2.5-4.el8_5.3.ppc64le.rpm
expat-debugsource-2.2.5-4.el8_5.3.ppc64le.rpm
expat-devel-2.2.5-4.el8_5.3.ppc64le.rpm

s390x:
expat-2.2.5-4.el8_5.3.s390x.rpm
expat-debuginfo-2.2.5-4.el8_5.3.s390x.rpm
expat-debugsource-2.2.5-4.el8_5.3.s390x.rpm
expat-devel-2.2.5-4.el8_5.3.s390x.rpm

x86_64:
expat-2.2.5-4.el8_5.3.i686.rpm
expat-2.2.5-4.el8_5.3.x86_64.rpm
expat-debuginfo-2.2.5-4.el8_5.3.i686.rpm
expat-debuginfo-2.2.5-4.el8_5.3.x86_64.rpm
expat-debugsource-2.2.5-4.el8_5.3.i686.rpm
expat-debugsource-2.2.5-4.el8_5.3.x86_64.rpm
expat-devel-2.2.5-4.el8_5.3.i686.rpm
expat-devel-2.2.5-4.el8_5.3.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-2021-45960
https://access.redhat.com/security/cve/CVE-2021-46143
https://access.redhat.com/security/cve/CVE-2022-22822
https://access.redhat.com/security/cve/CVE-2022-22823
https://access.redhat.com/security/cve/CVE-2022-22824
https://access.redhat.com/security/cve/CVE-2022-22825
https://access.redhat.com/security/cve/CVE-2022-22826
https://access.redhat.com/security/cve/CVE-2022-22827
https://access.redhat.com/security/cve/CVE-2022-23852
https://access.redhat.com/security/cve/CVE-2022-25235
https://access.redhat.com/security/cve/CVE-2022-25236
https://access.redhat.com/security/cve/CVE-2022-25315
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.
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RedHat: RHSA-2022-0951:01 Important: expat security update

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

Summary

Expat is a C library for parsing XML documents.
Security Fix(es):
* expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235)
* expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution (CVE-2022-25236)
* expat: Integer overflow in storeRawNames() (CVE-2022-25315)
* expat: Large number of prefixed XML attributes on a single tag can crash libexpat (CVE-2021-45960)
* expat: Integer overflow in doProlog in xmlparse.c (CVE-2021-46143)
* expat: Integer overflow in addBinding in xmlparse.c (CVE-2022-22822)
* expat: Integer overflow in build_model in xmlparse.c (CVE-2022-22823)
* expat: Integer overflow in defineAttribute in xmlparse.c (CVE-2022-22824)
* expat: Integer overflow in lookup in xmlparse.c (CVE-2022-22825)
* expat: Integer overflow in nextScaffoldPart in xmlparse.c (CVE-2022-22826)
* expat: Integer overflow in storeAtts in xmlparse.c (CVE-2022-22827)
* expat: Integer overflow in function XML_GetBuffer (CVE-2022-23852)
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.

Solution

For details on how to apply this update, which includes the changesdescribed in this advisory, refer to:https://access.redhat.com/articles/11258After installing the updated packages, applications using the Expat librarymust be restarted for the update to take effect.

References

https://access.redhat.com/security/cve/CVE-2021-45960 https://access.redhat.com/security/cve/CVE-2021-46143 https://access.redhat.com/security/cve/CVE-2022-22822 https://access.redhat.com/security/cve/CVE-2022-22823 https://access.redhat.com/security/cve/CVE-2022-22824 https://access.redhat.com/security/cve/CVE-2022-22825 https://access.redhat.com/security/cve/CVE-2022-22826 https://access.redhat.com/security/cve/CVE-2022-22827 https://access.redhat.com/security/cve/CVE-2022-23852 https://access.redhat.com/security/cve/CVE-2022-25235 https://access.redhat.com/security/cve/CVE-2022-25236 https://access.redhat.com/security/cve/CVE-2022-25315 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux BaseOS (v. 8):
Source: expat-2.2.5-4.el8_5.3.src.rpm
aarch64: expat-2.2.5-4.el8_5.3.aarch64.rpm expat-debuginfo-2.2.5-4.el8_5.3.aarch64.rpm expat-debugsource-2.2.5-4.el8_5.3.aarch64.rpm expat-devel-2.2.5-4.el8_5.3.aarch64.rpm
ppc64le: expat-2.2.5-4.el8_5.3.ppc64le.rpm expat-debuginfo-2.2.5-4.el8_5.3.ppc64le.rpm expat-debugsource-2.2.5-4.el8_5.3.ppc64le.rpm expat-devel-2.2.5-4.el8_5.3.ppc64le.rpm
s390x: expat-2.2.5-4.el8_5.3.s390x.rpm expat-debuginfo-2.2.5-4.el8_5.3.s390x.rpm expat-debugsource-2.2.5-4.el8_5.3.s390x.rpm expat-devel-2.2.5-4.el8_5.3.s390x.rpm
x86_64: expat-2.2.5-4.el8_5.3.i686.rpm expat-2.2.5-4.el8_5.3.x86_64.rpm expat-debuginfo-2.2.5-4.el8_5.3.i686.rpm expat-debuginfo-2.2.5-4.el8_5.3.x86_64.rpm expat-debugsource-2.2.5-4.el8_5.3.i686.rpm expat-debugsource-2.2.5-4.el8_5.3.x86_64.rpm expat-devel-2.2.5-4.el8_5.3.i686.rpm expat-devel-2.2.5-4.el8_5.3.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-2022:0951-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0951
Issued Date: : 2022-03-16
CVE Names: CVE-2021-45960 CVE-2021-46143 CVE-2022-22822 CVE-2022-22823 CVE-2022-22824 CVE-2022-22825 CVE-2022-22826 CVE-2022-22827 CVE-2022-23852 CVE-2022-25235 CVE-2022-25236 CVE-2022-25315

Topic

An update for expat is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Relevant Releases Architectures

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

Bugs Fixed

2044451 - CVE-2021-45960 expat: Large number of prefixed XML attributes on a single tag can crash libexpat

2044455 - CVE-2021-46143 expat: Integer overflow in doProlog in xmlparse.c

2044457 - CVE-2022-22822 expat: Integer overflow in addBinding in xmlparse.c

2044464 - CVE-2022-22823 expat: Integer overflow in build_model in xmlparse.c

2044467 - CVE-2022-22824 expat: Integer overflow in defineAttribute in xmlparse.c

2044479 - CVE-2022-22825 expat: Integer overflow in lookup in xmlparse.c

2044484 - CVE-2022-22826 expat: Integer overflow in nextScaffoldPart in xmlparse.c

2044488 - CVE-2022-22827 expat: Integer overflow in storeAtts in xmlparse.c

2044613 - CVE-2022-23852 expat: Integer overflow in function XML_GetBuffer

2056363 - CVE-2022-25315 expat: Integer overflow in storeRawNames()

2056366 - CVE-2022-25235 expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution

2056370 - CVE-2022-25236 expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution

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