CVE-2020-27792
Published: August 19, 2022Last modified: November 8, 2023
Description
A heap-based buffer over write vulnerability was found in GhostScript's lp8000_print_page() function in gdevlp8k.c file. An attacker could trick a user to open a crafted PDF file, triggering the heap buffer overflow that could lead to memory corruption or a denial of service.
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.1 |
Attack Vector | LOCAL |
Attack complexity | LOW |
Privileges required | NONE |
User interaction | REQUIRED |
Scope | UNCHANGED |
Confidentiality | NONE |
Integrity impact | HIGH |
Availability impact | HIGH |
Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H |
Status
Product | Release | Package | Status |
---|---|---|---|
Alpaquita Linux | 23 LTS | ghostscript | Not affected (10.01.2-r0) |
Stream | ghostscript | Not affected (10.01.2-r0) |
References
- https://access.redhat.com/security/cve/CVE-2020-27792
- https://bugs.ghostscript.com/show_bug.cgi?id=701844
- https://bugzilla.redhat.com/show_bug.cgi?id=2247179
- https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=4f6bc662909ab79e8fbe9822afb36e8a0eafc2b7
- https://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=4f6bc662909ab79e8fbe9822afb36e8a0eafc2b7
- https://lists.debian.org/debian-lts-announce/2022/09/msg00005.html