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CVE-2026-61548 Rsyslog: mmpstrucdata stack buffer overflow with oversized RFC5424 structured data

🗓️ 18 Sep 2026 16:54:28Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 48 Views

Rsyslog mmpstrucdata stack buffer overflow via RFC5424 parameter, remote unauthenticated DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-61548
18 Sep 202616:54
–alpinelinux
circl
Circl
CVE-2026-61548
20 Jul 202617:42
–circl
cve
CVE
CVE-2026-61548
18 Sep 202616:54
–cve
debiancve
Debian CVE
CVE-2026-61548
18 Sep 202616:54
–debiancve
euvd
EUVD
EUVD-2026-83185
18 Sep 202616:54
–euvd
hp
Hewlett-Packard
HP ThinPro 8.1 SP10 Security Updates
2 Oct 202600:00
–hp
mend
Mend
CVE-2026-61548
18 Sep 202616:54
–mend
mscve
Microsoft CVE
Rsyslog: mmpstrucdata stack buffer overflow with oversized RFC5424 structured data
20 Sep 202608:01
–mscve
nvd
NVD
CVE-2026-61548
18 Sep 202617:16
–nvd
nessus
Tenable Nessus
openSUSE 16: rsyslog / rsyslog-devel / rsyslog-diag-tools / etc (openSUSE-SU-2026:21535-1)
7 Aug 202600:00
–nessus
Rows per page
[
  {
    "vendor": "rsyslog",
    "product": "rsyslog",
    "versions": [
      {
        "version": ">= 7.5.4, < 8.2606.0",
        "status": "affected"
      }
    ]
  }
]

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18 Sep 2026 16:54Current
CVSS 3.18.1
EPSS0.0094
SSVC
48