Vulnerability · Published Aug 23, 2023 · Assigned by redhat
CVE-2023-4042Ghostscript: incomplete fix for cve-2020-16305
Medium 5.5
In plain English
A medium-severity out-of-bounds read in Red Hat Enterprise Linux 6 from Red Hat. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.3%top 73.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw was found in ghostscript. The fix for CVE-2020-16305 in ghostscript was not included in RHSA-2021:1852-06 advisory as it was claimed to be. This issue only affects the ghostscript package as shipped with Red Hat Enterprise Linux 8.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | ghostscript | 9.27-11.el8 | ALSA-2023:7053 |
| AlmaLinux:8 | ghostscript-doc | 9.27-11.el8 | ALSA-2023:7053 |
| AlmaLinux:8 | ghostscript-tools-dvipdf | 9.27-11.el8 | ALSA-2023:7053 |
| AlmaLinux:8 | ghostscript-tools-fonts | 9.27-11.el8 | ALSA-2023:7053 |
| AlmaLinux:8 | ghostscript-tools-printing | 9.27-11.el8 | ALSA-2023:7053 |
| AlmaLinux:8 | ghostscript-x11 | 9.27-11.el8 | ALSA-2023:7053 |
| AlmaLinux:8 | libgs | 9.27-11.el8 | ALSA-2023:7053 |
| AlmaLinux:8 | libgs-devel | 9.27-11.el8 | ALSA-2023:7053 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Red Hat Enterprise Linux 8 | see references |
| Red Hat | Red Hat Enterprise Linux 6 | see references |
| Red Hat | Red Hat Enterprise Linux 7 | see references |
| Red Hat | Red Hat Enterprise Linux 8 | see references |
| Red Hat | Red Hat Enterprise Linux 9 | see references |
Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
References
- RHSA-2023:7053 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2023-4042 vdb-entry, x_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=1870257
- RHBZ#2228151 issue-tracking, x_refsource_REDHAT