Unity Linux 20.1070a Security Update: rsyslog (UTSA-2026-130143)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-130143 advisory. A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cau...

rsyslog: A configuration-dependent issue in rsyslog's optional imptcp input module can allow an unauthenticated remote peer to crash rsyslogd

A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cause an invalid internal message length and terminate rsyslogd. No confidentiality or integrity impact, privilege escalation, or code...

EulerOS 2.0 SP13 : rsyslog (EulerOS-SA-2026-4104)

According to the versions of the rsyslog packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

EulerOS 2.0 SP13 : rsyslog (EulerOS-SA-2026-4195)

According to the versions of the rsyslog packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

EulerOS 2.0 SP11 : rsyslog (EulerOS-SA-2026-4287)

According to the versions of the rsyslog packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

EulerOS 2.0 SP11 : rsyslog (EulerOS-SA-2026-4377)

According to the versions of the rsyslog packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

AlmaLinux 9.6 [TuxCare] Security Update: rsyslog / rsyslog-crypto / rsyslog-doc / rsyslog-elasticsearch / etc (ALMALINUX9.6:CLSA-2026:1788424971)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1788424971 advisory. - A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

Rocky Linux 9.6 [TuxCare] Security Update: rsyslog / rsyslog-crypto / rsyslog-doc / rsyslog-elasticsearch / etc (ALMALINUX9.6:CLSA-2026:1788424971)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1788424971 advisory. - A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

CentOS Linux 8 [TuxCare] Security Update: rsyslog / rsyslog-crypto / rsyslog-doc / rsyslog-elasticsearch / etc (CENTOS-STREAM8:CLSA-2026:1788534887)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1788534887 advisory. - A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

AlmaLinux 9.2 [TuxCare] Security Update: rsyslog / rsyslog-crypto / rsyslog-doc / rsyslog-elasticsearch / etc (ALMALINUX9.2:CLSA-2026:1788196350)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1788196350 advisory. - A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

CentOS Linux 8.5 [TuxCare] Security Update: rsyslog / rsyslog-crypto / rsyslog-doc / rsyslog-elasticsearch / etc (CENTOS8.5:CLSA-2026:1788815237)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1788815237 advisory. - A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

CentOS Linux 8.4 [TuxCare] Security Update: rsyslog / rsyslog-crypto / rsyslog-doc / rsyslog-elasticsearch / etc (CENTOS8.4:CLSA-2026:1787819520)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1787819520 advisory. - A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during...

rsyslog: A configuration-dependent issue in rsyslog's optional imptcp input module can allow an unauthenticated remote peer to crash rsyslogd

A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cause an invalid internal message length and terminate rsyslogd. No confidentiality or integrity impact, privilege escalation, or code...

rsyslog: A configuration-dependent issue in rsyslog's optional imptcp input module can allow an unauthenticated remote peer to crash rsyslogd

A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cause an invalid internal message length and terminate rsyslogd. No confidentiality or integrity impact, privilege escalation, or code...

rsyslog: A configuration-dependent issue in rsyslog's optional imptcp input module can allow an unauthenticated remote peer to crash rsyslogd

A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cause an invalid internal message length and terminate rsyslogd. No confidentiality or integrity impact, privilege escalation, or code...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: rsyslog (UTSA-2026-106764)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-106764 advisory. A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cau...

TencentOS Server 4: rsyslog (TSSA-2026:0885)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0885 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

Important: rsyslog

Issue Overview: A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cause an invalid internal message length and terminate rsyslogd. No confidentiality or integrity impact, privilege...

Amazon Linux 2023 : rsyslog, rsyslog-crypto, rsyslog-elasticsearch (ALAS2023-2026-2118)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-2118 advisory. A unauthenticated remote peer may lead rsyslogd to crash due to a flaw in the optional imptcp module. A crafted input sequence during oversize-frame recovery can cause an invalid internal message lengt...

OESA-2026-3504 rsyslog security update

RSYSLOG is the rocket-fast system for log processing.It offers high-performance, great security features and a modular design. While it started as a regular syslogd, rsyslog has evolved into a kind of swiss army knife of logging, being able to accept inputs from a wide variety of sources, transfo...