CVE catalog
CVE-2020-24996
xpdf: CVE-2020-24996
- Severity
- Medium · CVSS 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.05% · Oct 25, 2026
There is an invalid memory access in the function TextString::~TextString() located in Catalog.cc in Xpdf 4.0.2. It can be triggered by (for example) sending a crafted pdf file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | xpdf | sid | 3.04+git20260802-1 | not affected |
| Debian | xpdf | forky | 3.04+git20260802-1 | not affected |
| Debian | xpdf | trixie | 3.04+git20250304-1 | not affected |
| Debian | xpdf | bookworm | 3.04+git20220601-1 | not affected |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | xpdf | source | sid | Not affected | unimportant | Not reported | Not reported |
| Debian | xpdf | source | forky | Not affected | unimportant | Not reported | Not reported |
| Debian | xpdf | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | xpdf | source | bookworm | Not affected | unimportant | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
Observed: