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CVE-2018-7247

Published: 19 February 2018

An issue was discovered in pixHtmlViewer in prog/htmlviewer.c in Leptonica before 1.75.3. Unsanitized input (rootname) can overflow a buffer, leading potentially to arbitrary code execution or possibly unspecified other impact.

From the Ubuntu Security Team

It was discovered tha Leptonica incorrectly handled certain image files. An attacker could possibly use this issue to execute arbitrary code or other unspecified impact.

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
leptonlib
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
impish
Released (1.76.0-1)
bionic
Released (1.75.3-3ubuntu0.1~esm1)
Available with Ubuntu Pro
cosmic
Released (1.76.0-1)
disco
Released (1.76.0-1)
eoan
Released (1.76.0-1)
focal
Released (1.76.0-1)
groovy
Released (1.76.0-1)
hirsute
Released (1.76.0-1)
jammy
Released (1.76.0-1)
kinetic
Released (1.76.0-1)
trusty Not vulnerable
(code not present)
upstream Needs triage

xenial Not vulnerable
(code not present)
lunar
Released (1.76.0-1)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H