CVE-2023-28879
ghostscript - security update
9.8
CRITICAL
CVSS 3.1
EPSS 30.8%
Description
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.
How to fix CVE-2023-28879
To remediate CVE-2023-28879, upgrade the affected package to a fixed version below.
- —upgrade to 9.54.0-r2 or later
- —upgrade to 9.53.3~dfsg-7+deb11u4 or later
- —upgrade to 9.27~dfsg-2+deb10u7 or later
- —upgrade to 9.53.3~dfsg-7+deb11u4 or later
Is CVE-2023-28879 being exploited?
Moderate — EPSS is 30.8%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (4)
- from 0, < 9.54.0-r2
- from 0, < 9.53.3~dfsg-7+deb11u4
- from 0, < 9.27~dfsg-2+deb10u7
- from 0, < 9.53.3~dfsg-7+deb11u4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |