Home / mailings [USN-7623-1] Ghostscript vulnerabilities
Posted on 08 July 2025
Ubuntu Security==========================================================================Ubuntu Security Notice USN-7623-1
July 08, 2025
ghostscript vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 25.04
- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in Ghostscript.
Software Description:
- ghostscript: PostScript and PDF interpreter
Details:
It was discovered that OpenJPEG, vendored in Ghostscript did not correctly
handle large image files. If a user or system were tricked into opening a
specially crafted file, an attacker could possibly use this issue to cause
a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu
18.04 LTS. (CVE-2023-39327) Thomas Rinsma discovered that Ghostscript did
not correctly handle printing certain variables. An attacker could possibly
use this issue to leak sensitive information. This issue only affected
Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2024-29508) It was discovered
that Ghostscript did not correctly handle loading certain libraries. An
attacker could possibly use this issue to execute arbitrary code. This
issue only affected Ubuntu 16.04 LTS. (CVE-2024-33871) It was discovered
that Ghostscript did not correctly handle certain memory operations. An
attacker could possibly use this issue to execute arbitrary code. This
issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2024-56826,
CVE-2024-56827, CVE-2025-27832, CVE-2025-27835, CVE-2025-27836) Vasileios
Flengas discovered that Ghostscript did not correctly handle argument
sanitization. An attacker could possibly use this issue to leak sensitive
information. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS,
Ubuntu 24.04 LTS, Ubuntu 24.10 and Ubuntu 25.04. (CVE-2025-48708)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 25.04
ghostscript 10.05.0dfsg1-0ubuntu1.1
libgs10 10.05.0dfsg1-0ubuntu1.1
Ubuntu 24.10
ghostscript 10.03.1~dfsg1-0ubuntu2.4
libgs10 10.03.1~dfsg1-0ubuntu2.4
Ubuntu 24.04 LTS
ghostscript 10.02.1~dfsg1-0ubuntu7.7
libgs10 10.02.1~dfsg1-0ubuntu7.7
Ubuntu 22.04 LTS
ghostscript 9.55.0~dfsg1-0ubuntu5.12
ghostscript-x 9.55.0~dfsg1-0ubuntu5.12
libgs9 9.55.0~dfsg1-0ubuntu5.12
Ubuntu 20.04 LTS
libgs9 9.50~dfsg-5ubuntu4.15+esm1
Available with Ubuntu Pro
Ubuntu 18.04 LTS
ghostscript 9.26~dfsg+0-0ubuntu0.18.04.18+esm4
Available with Ubuntu Pro
ghostscript-x 9.26~dfsg+0-0ubuntu0.18.04.18+esm4
Available with Ubuntu Pro
libgs-dev 9.26~dfsg+0-0ubuntu0.18.04.18+esm4
Available with Ubuntu Pro
libgs9 9.26~dfsg+0-0ubuntu0.18.04.18+esm4
Available with Ubuntu Pro
libgs9-common 9.26~dfsg+0-0ubuntu0.18.04.18+esm4
Available with Ubuntu Pro
Ubuntu 16.04 LTS
ghostscript 9.26~dfsg+0-0ubuntu0.16.04.14+esm9
Available with Ubuntu Pro
ghostscript-x 9.26~dfsg+0-0ubuntu0.16.04.14+esm9
Available with Ubuntu Pro
libgs-dev 9.26~dfsg+0-0ubuntu0.16.04.14+esm9
Available with Ubuntu Pro
libgs9 9.26~dfsg+0-0ubuntu0.16.04.14+esm9
Available with Ubuntu Pro
libgs9-common 9.26~dfsg+0-0ubuntu0.16.04.14+esm9
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-7623-1
CVE-2023-39327, CVE-2024-29508, CVE-2024-56826, CVE-2024-56827,
CVE-2025-27832, CVE-2025-27835, CVE-2025-27836, CVE-2025-48708
Package Information:
https://launchpad.net/ubuntu/+source/ghostscript/10.05.0dfsg1-0ubuntu1.1
https://launchpad.net/ubuntu/+source/ghostscript/10.03.1~dfsg1-0ubuntu2.4
https://launchpad.net/ubuntu/+source/ghostscript/10.02.1~dfsg1-0ubuntu7.7
https://launchpad.net/ubuntu/+source/ghostscript/9.55.0~dfsg1-0ubuntu5.12
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