CVE catalog

CVE-2019-10053

UBUNTU-CVE-2019-10053

[CVE catalog]

Severity
Critical · CVSS 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
Updated
Source
[NVD] · [CVE record]
EPSS
1.71% · Oct 25, 2026

An issue was discovered in Suricata 4.1.x before 4.1.4. If the input of the function SSHParseBanner is composed only of a \n character, then the program runs into a heap-based buffer over-read. This occurs because the erroneous search for \r results in an integer underflow.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

DistributionPackageReleaseVersionStatus
Debiansuricata131:4.1.4-1fixed
Debiansuricata141:4.1.4-1fixed
Ubuntusuricata16.042.0.8-1build1vulnerable
Ubuntusuricata16.042.0.9-1vulnerable
Ubuntusuricata16.042.0.10-1vulnerable
Ubuntusuricata16.042.0.10-2vulnerable
Ubuntusuricata16.042.0.11-1vulnerable
Ubuntusuricata16.043.0-1vulnerable
Ubuntusuricata18.043.2-2ubuntu3vulnerable

Fixed-version evidence

DistributionPackageTypeReleaseFixed versionUrgencyOriginBugs
Debiansuricatadeb131:4.1.4-1Not reportedDEBIAN-CVE-2019-10053Not reported
Debiansuricatadeb141:4.1.4-1Not reportedDEBIAN-CVE-2019-10053Not reported

OpenFactory catalog packages

[Debian 13 (Trixie)]

  • [suricata]Fixed
    Details (4)

    • 1:7.0.10-1+deb13u4 · amd64 · trixie

      Fixed · Fixed: 1:4.1.4-1

      pypi · suricata · debian · 13

    • 1:7.0.10-1+deb13u4 · arm64 · trixie

      Fixed · Fixed: 1:4.1.4-1

      pypi · suricata · debian · 13

    • 1:8.0.6-1~bpo13+1 · amd64 · trixie-backports

      Fixed · Fixed: 1:4.1.4-1

      pypi · suricata · debian · 13

    • 1:8.0.6-1~bpo13+1 · arm64 · trixie-backports

      Fixed · Fixed: 1:4.1.4-1

      pypi · suricata · debian · 13

Observed:

References

[FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]