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Ubuntu 23.04: USN-6433-1 Critical Ghostscript Code Execution Threat

ubuntu
Calendar Grey October 17, 2023
Dist Ubuntu Esm H88
The Ubuntu Security Advisory USN-6433-1 highlights a vulnerability in ghostscript that enables remote code execution through specially designed PDF files.
Ghostscript could be made to run programs if it opened a specially crafted file.

Summary

Ghostscript could be made to run programs if it opened a specially crafted

file.

Software Description:

- ghostscript: PostScript and PDF interpreter

Details:

It was discovered that Ghostscript incorrectly handled certain PDF

documents. If a user or automated system were tricked into opening a

specially crafted PDF file, a remote attacker could use this issue to

execute arbitrary code.

Topics%20covered

Topics Covered

security advisory critical issue code execution ghostscript Ubuntu

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 23.04:
   ghostscript                     10.0.0~dfsg1-0ubuntu1.4

Ubuntu 22.04 LTS:
   ghostscript                     9.55.0~dfsg1-0ubuntu5.5

Ubuntu 20.04 LTS:
   ghostscript                     9.50~dfsg-5ubuntu4.11

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6433-1

CVE-2023-43115

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6433-1

Topics%20covered

Topics Covered

security advisory critical issue code execution ghostscript Ubuntu

Package Information

https://launchpad.net/ubuntu/+source/ghostscript/10.0.0~dfsg1-0ubuntu1.4
https://launchpad.net/ubuntu/+source/ghostscript/9.55.0~dfsg1-0ubuntu5.5
https://launchpad.net/ubuntu/+source/ghostscript/9.50~dfsg-5ubuntu4.11

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