Out-of-bounds Read Affecting suricata package, versions <1:8.0.1-1


Severity

Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
0.42% (35th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-SURICATA-19685729
  • published11 Sept 2026
  • disclosed18 Sept 2026

Introduced: 11 Sep 2026

CVE-2026-57228  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Debian:unstable suricata to version 1:8.0.1-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream suricata package and not the suricata package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 7.0.13 until 7.0.17, the SMTP MIME quoted-printable decoder in src/util-decode-mime.c can read one byte past a heap buffer when a quoted-printable escape sequence is split across traffic chunks and the following chunk contains exactly one byte. Crafted SMTP traffic can trigger the out-of-bounds read and crash Suricata when decode-quoted-printable MIME decoding is enabled. This issue is fixed in version 7.0.17.

CVSS Base Scores

version 3.1