CVE catalog
CVE-2026-111677
Antiword through 0.37 contains a heap out-of-bounds read vulnerability in vGet8LstInfo in prop8.c caused by an inverted bounds check on the PlcfLst record count. Attackers can supply a crafted Word 8
- Severity
- Medium · CVSS 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.19% · Oct 25, 2026
Antiword through 0.37 contains a heap out-of-bounds read vulnerability in vGet8LstInfo in prop8.c caused by an inverted bounds check on the PlcfLst record count. Attackers can supply a crafted Word 8 .doc file claiming up to 0xffff LSTF records in a tiny buffer, causing reads past the heap allocation that crash the process.
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 | antiword | sid | 0.37-18 | unknown |
| Debian | antiword | forky | 0.37-18 | unknown |
| Debian | antiword | trixie | 0.37-17 | unknown |
| Debian | antiword | bookworm | 0.37-16 | unknown |
| Cpe | antiword | Not reported | Not reported | unknown |
| Ubuntu | antiword | 16.04 | 0.37-10 | vulnerable |
| Ubuntu | antiword | 16.04 | 0.37-11 | vulnerable |
| Ubuntu | antiword | 18.04 | 0.37-11 | vulnerable |
| Ubuntu | antiword | 18.04 | 0.37-11build1 | vulnerable |
| Ubuntu | antiword | 20.04 | 0.37-15 | vulnerable |
| Ubuntu | antiword | 20.04 | 0.37-16 | vulnerable |
| Ubuntu | antiword | 22.04 | 0.37-16 | vulnerable |
| Ubuntu | antiword | 24.04 | 0.37-16 | vulnerable |
| Ubuntu | antiword | 26.10 | 0.37-17 | vulnerable |
| Ubuntu | antiword | 26.04 | 0.37-17 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | antiword | source | sid | (unfixed) | not yet assigned | Not reported | Not reported |
| Debian | antiword | source | forky | (unfixed) | not yet assigned | Not reported | Not reported |
| Debian | antiword | source | trixie | (unfixed) | not yet assigned | Not reported | Not reported |
| Debian | antiword | source | bookworm | (unfixed) | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [antiword]Affected
Details (2)
0.37-16· amd64 · bookwormAffected
nvd · antiword · debian · bookworm; nvd · antiword · debian · 12
0.37-16· arm64 · bookwormAffected
nvd · antiword · debian · bookworm; nvd · antiword · debian · 12
[Debian 13 (Trixie)]
- [antiword]Affected
Details (2)
0.37-17· amd64 · trixieAffected
nvd · antiword · debian · 13
0.37-17· arm64 · trixieAffected
nvd · antiword · debian · 13
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-111677]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-111677]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-111677]
- [https://security-tracker.debian.org/tracker/CVE-2026-111677]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-111677.json]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]