CVE-2018-19477

Publication date 23 November 2018

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

Description

psi/zfjbig2.c in Artifex Ghostscript before 9.26 allows remote attackers to bypass intended access restrictions because of a JBIG2Decode type confusion.

Status

Package Ubuntu Release Status
ghostscript 18.10 cosmic
Fixed 9.26~dfsg+0-0ubuntu0.18.10.1
18.04 LTS bionic
Fixed 9.26~dfsg+0-0ubuntu0.18.04.1
16.04 LTS xenial
Fixed 9.26~dfsg+0-0ubuntu0.16.04.1
14.04 LTS trusty
Fixed 9.26~dfsg+0-0ubuntu0.14.04.1

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
ghostscript

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.8 · High

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3831-1
    • Ghostscript vulnerabilities
    • 29 November 2018

Other references

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