Recorded 23 Oct 2026 at 09:33 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position.
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CVEMicrosoft Security Response Center
Rsyslog: rsyslog: denial of service via heap buffer overflow in rainerscript replace() function
Rsyslog: rsyslog: denial of service via heap buffer overflow in rainerscript replace() function
What it said
CVE
CVE-2026-78002
Severity
Moderate
CVSS base score
7.5
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U
Impact
Not stated
Exploitation detected
Not reported by MSRC
Publicly disclosed
No
Exploitability
Not assessed
Component
Mariner
Weakness
CWE-131: Incorrect Calculation of Buffer Size
Issued by
redhat
Customer action
Required: apply the update
Affected products
azl3 rsyslog 8.2308.0-5 on Azure Linux 3.0, azl3 rsyslog 8.2308.0-6 on Azure Linux 3.0, azl3 rsyslog 8.2308.0-7 on Azure Linux 3.0
Complete at observationRead 23 Oct 2026 at 09:33 UTC
CISA KEV
Complete at observationRead 23 Oct 2026 at 09:33 UTC
FIRST EPSS
Complete at observationRead 23 Oct 2026 at 09:33 UTC
Public exploit code
Complete at observationRead 23 Oct 2026 at 09:33 UTC
Coverage describes the sources at this observation. A complete read then does not establish their current position.
What changed
Public exploit code: Unknown: exploit-code evidence is incomplete or retained → No Nuclei template listed · CISA KEV: Unknown: catalog evidence is incomplete or retained → Not listed in the collected catalog
Public exploit code: No Nuclei template listed → Unknown: exploit-code evidence is incomplete or retained · CISA KEV: Not listed in the collected catalog → Unknown: catalog evidence is incomplete or retained
Page history
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