NULL Pointer Dereference Affecting libssh package, versions [,0.11.4)


Severity

Recommended
0.0
low
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.44% (36th percentile)

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  • Snyk IDSNYK-CONAN-LIBSSH-15265417
  • published11 Feb 2026
  • disclosed10 Feb 2026
  • creditJakub Jelen, nevv

Introduced: 10 Feb 2026

CVE-2026-0968  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade libssh to version 0.11.4 or higher.

Overview

Affected versions of this package are vulnerable to NULL Pointer Dereference in the sftp_parse_longname() function. An attacker can cause a crash by sending SFTP messages with malformed longname field.

CVSS Base Scores

version 4.0
version 3.1