Vulnerability · Published Oct 31, 2023 · Assigned by mitre
CVE-2023-31794
Medium 5.5
In plain English
A medium-severity security flaw in the mupdf package (Debian). 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 17% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.3%top 83.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
MuPDF v1.21.1 was discovered to contain an infinite recursion in the component pdf_mark_list_push. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted PDF file.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | mupdf | no fix listed | DEBIAN-CVE-2023-31794 |
| Debian:13 | mupdf | 1.22.1+ds1-1 | DEBIAN-CVE-2023-31794 |
| Debian:14 | mupdf | 1.22.1+ds1-1 | DEBIAN-CVE-2023-31794 |
| Ubuntu:24.04:LTS | mupdf | no fix listed | UBUNTU-CVE-2023-31794 |