CVE-2019-3835

Publication date 21 March 2019

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

It was found that the superexec operator was available in the internal dictionary in ghostscript before 9.27. A specially crafted PostScript file could use this flaw in order to, for example, have access to the file system outside of the constrains imposed by -dSAFER.

Status

Package Ubuntu Release Status
ghostscript 18.10 cosmic
Fixed 9.26~dfsg+0-0ubuntu0.18.10.8
18.04 LTS bionic
Fixed 9.26~dfsg+0-0ubuntu0.18.04.8
16.04 LTS xenial
Fixed 9.26~dfsg+0-0ubuntu0.16.04.8
14.04 LTS trusty
Fixed 9.26~dfsg+0-0ubuntu0.14.04.8

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

Parameter Value
Base score 5.5 · Medium
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References

Related Ubuntu Security Notices (USN)

    • USN-3915-1
    • Ghostscript vulnerabilities
    • 21 March 2019

Other references