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Red Hat Security Advisory 2022-4801-01

Red Hat Security Advisory 2022-4801-01 - The rsyslog packages provide an enhanced, multi-threaded syslog daemon. It supports MySQL, syslog/TCP, RFC 3195, permitted sender lists, filtering on any message part, and fine-grained control over output format. Issues addressed include a heap overflow vulnerability.

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

Synopsis: Important: rsyslog security update
Advisory ID: RHSA-2022:4801-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:4801
Issue date: 2022-05-30
CVE Names: CVE-2022-24903
====================================================================

  1. Summary:

An update for rsyslog is now available for Red Hat Enterprise Linux 8.1
Update Services for SAP Solutions.

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.

  1. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream E4S (v. 8.1) - aarch64, noarch, ppc64le, s390x, x86_64

  1. Description:

The rsyslog packages provide an enhanced, multi-threaded syslog daemon. It
supports MySQL, syslog/TCP, RFC 3195, permitted sender lists, filtering on
any message part, and fine-grained control over output format.

Security Fix(es):

  • rsyslog: Heap-based overflow in TCP syslog server (CVE-2022-24903)

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.

  1. 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

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

2081353 - CVE-2022-24903 rsyslog: Heap-based overflow in TCP syslog server

  1. Package List:

Red Hat Enterprise Linux AppStream E4S (v. 8.1):

Source:
rsyslog-8.37.0-13.el8_1.1.src.rpm

aarch64:
rsyslog-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-crypto-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-crypto-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-debugsource-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-elasticsearch-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-elasticsearch-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-gnutls-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-gnutls-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-gssapi-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-gssapi-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-kafka-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-kafka-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmaudit-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmaudit-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmjsonparse-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmjsonparse-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmkubernetes-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmkubernetes-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmnormalize-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmnormalize-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmsnmptrapd-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mmsnmptrapd-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mysql-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-mysql-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-pgsql-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-pgsql-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-relp-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-relp-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-snmp-8.37.0-13.el8_1.1.aarch64.rpm
rsyslog-snmp-debuginfo-8.37.0-13.el8_1.1.aarch64.rpm

noarch:
rsyslog-doc-8.37.0-13.el8_1.1.noarch.rpm

ppc64le:
rsyslog-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-crypto-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-crypto-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-debugsource-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-elasticsearch-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-elasticsearch-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-gnutls-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-gnutls-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-gssapi-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-gssapi-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-kafka-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-kafka-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmaudit-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmaudit-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmjsonparse-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmjsonparse-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmkubernetes-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmkubernetes-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmnormalize-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmnormalize-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmsnmptrapd-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mmsnmptrapd-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mysql-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-mysql-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-pgsql-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-pgsql-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-relp-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-relp-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-snmp-8.37.0-13.el8_1.1.ppc64le.rpm
rsyslog-snmp-debuginfo-8.37.0-13.el8_1.1.ppc64le.rpm

s390x:
rsyslog-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-crypto-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-crypto-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-debugsource-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-elasticsearch-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-elasticsearch-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-gnutls-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-gnutls-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-gssapi-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-gssapi-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-kafka-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-kafka-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmaudit-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmaudit-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmjsonparse-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmjsonparse-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmkubernetes-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmkubernetes-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmnormalize-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmnormalize-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmsnmptrapd-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mmsnmptrapd-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mysql-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-mysql-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-pgsql-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-pgsql-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-relp-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-relp-debuginfo-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-snmp-8.37.0-13.el8_1.1.s390x.rpm
rsyslog-snmp-debuginfo-8.37.0-13.el8_1.1.s390x.rpm

x86_64:
rsyslog-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-crypto-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-crypto-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-debugsource-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-elasticsearch-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-elasticsearch-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-gnutls-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-gnutls-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-gssapi-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-gssapi-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-kafka-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-kafka-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmaudit-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmaudit-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmjsonparse-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmjsonparse-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmkubernetes-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmkubernetes-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmnormalize-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmnormalize-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmsnmptrapd-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mmsnmptrapd-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mysql-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-mysql-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-pgsql-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-pgsql-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-relp-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-relp-debuginfo-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-snmp-8.37.0-13.el8_1.1.x86_64.rpm
rsyslog-snmp-debuginfo-8.37.0-13.el8_1.1.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/

  1. References:

https://access.redhat.com/security/cve/CVE-2022-24903
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id 81353

  1. Contact:

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

Copyright 2022 Red Hat, Inc.
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RHSA-2022:4795: Red Hat Security Advisory: rsyslog security update

An update for rsyslog is now available for Red Hat Enterprise Linux 9. 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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-24903: rsyslog: Heap-based overflow in TCP syslog server

RHSA-2022:4801: Red Hat Security Advisory: rsyslog security update

An update for rsyslog is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions. 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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original. Related CVEs: * CVE-2022-24903: rsyslog: Heap-based overflow in TCP syslog server

Ubuntu Security Notice USN-5404-2

Ubuntu Security Notice 5404-2 - USN-5404-1 addressed a vulnerability in Rsyslog. This update provides the corresponding update for Ubuntu 16.04 ESM. Pieter Agten discovered that Rsyslog incorrectly handled certain requests. An attacker could possibly use this issue to cause a crash.

CVE-2022-24903

Rsyslog is a rocket-fast system for log processing. Modules for TCP syslog reception have a potential heap buffer overflow when octet-counted framing is used. This can result in a segfault or some other malfunction. As of our understanding, this vulnerability can not be used for remote code execution. But there may still be a slight chance for experts to do that. The bug occurs when the octet count is read. While there is a check for the maximum number of octets, digits are written to a heap buffer even when the octet count is over the maximum, This can be used to overrun the memory buffer. However, once the sequence of digits stop, no additional characters can be added to the buffer. In our opinion, this makes remote exploits impossible or at least highly complex. Octet-counted framing is one of two potential framing modes. It is relatively uncommon, but enabled by default on receivers. Modules `imtcp`, `imptcp`, `imgssapi`, and `imhttp` are used for regular syslog message reception. ...

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