Vulnerabilities > CVE-2023-28879 - Out-of-bounds Write vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
In Artifex Ghostscript through 10.01.0, there is a buffer overflow leading to potential corruption of data internal to the PostScript interpreter, in base/sbcp.c. This affects BCPEncode, BCPDecode, TBCPEncode, and TBCPDecode. If the write buffer is filled to one byte less than full, and one then tries to write an escaped character, two bytes are written.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://bugs.ghostscript.com/show_bug.cgi?id=706494
- https://ghostscript.readthedocs.io/en/latest/News.html
- https://lists.debian.org/debian-lts-announce/2023/04/msg00003.html
- https://www.debian.org/security/2023/dsa-5383
- http://www.openwall.com/lists/oss-security/2023/04/12/4
- https://security.gentoo.org/glsa/202309-03
- https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=37ed5022cecd584de868933b5b60da2e995b3179
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CI6UCKM3XMK7PYNIRGAVDJ5VKN6XYZOE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DHJX62KSRIOBZA6FKONMJP7MEFY7LTH2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MADLP3GWJFLLFVNZGEDNPMDQR6CCXAHN/