CVE catalog
CVE-2017-9471
libytnef: CVE-2017-9471
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.17% · Oct 25, 2026
In ytnef 1.9.2, the SwapWord function in lib/ytnef.c allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.
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 | libytnef | sid | 2.1.2-1 | fixed |
| Debian | libytnef | forky | 2.1.2-1 | fixed |
| Debian | libytnef | trixie | 2.1.2-1 | fixed |
| Debian | libytnef | bookworm | 2.0-1 | fixed |
| Ubuntu | libytnef | 14.04 | 1.5-5 | vulnerable |
| Ubuntu | libytnef | 14.04 | 1.5-6 | vulnerable |
| Ubuntu | libytnef | 14.04 | 1.5-6ubuntu0.1 | vulnerable |
| Ubuntu | libytnef | 14.04 | 1.5-6ubuntu0.2 | fixed |
| Ubuntu | libytnef | 16.04 | 1.5-6 | vulnerable |
| Ubuntu | libytnef | 16.04 | 1.5-9 | vulnerable |
| Ubuntu | libytnef | 16.04 | 1.5-9ubuntu0.1 | vulnerable |
| Ubuntu | libytnef | 18.04 | 1.9.2-2 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libytnef | source | sid | 1.9.3-1 | low | Not reported | [870194] |
| Debian | libytnef | source | forky | 1.9.3-1 | low | Not reported | [870194] |
| Debian | libytnef | source | trixie | 1.9.3-1 | low | Not reported | [870194] |
| Debian | libytnef | source | bookworm | 1.9.3-1 | low | Not reported | [870194] |
| Ubuntu | libytnef | deb | 14.04 | 1.5-6ubuntu0.2 | Not reported | UBUNTU-CVE-2017-9471 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libytnef0]Fixed
Source package: [libytnef]
Details (2)
2.0-1+b1· amd64 · bookwormFixed · Fixed:
1.9.3-1dsa · libytnef · debian · bookworm; dsa · libytnef · debian · 12
2.0-1+b1· arm64 · bookwormFixed · Fixed:
1.9.3-1dsa · libytnef · debian · bookworm; dsa · libytnef · debian · 12
- [libytnef0-dev]Fixed
Source package: [libytnef]
Details (2)
2.0-1+b1· amd64 · bookwormFixed · Fixed:
1.9.3-1dsa · libytnef · debian · bookworm; dsa · libytnef · debian · 12
2.0-1+b1· arm64 · bookwormFixed · Fixed:
1.9.3-1dsa · libytnef · debian · bookworm; dsa · libytnef · debian · 12
- [ytnef-tools]Fixed
Source package: [libytnef]
Details (2)
2.0-1+b1· amd64 · bookwormFixed · Fixed:
1.9.3-1dsa · libytnef · debian · bookworm; dsa · libytnef · debian · 12
2.0-1+b1· arm64 · bookwormFixed · Fixed:
1.9.3-1dsa · libytnef · debian · bookworm; dsa · libytnef · debian · 12
[Debian 13 (Trixie)]
- [libytnef0]Fixed
Source package: [libytnef]
Details (2)
2.1.2-1+b2· amd64 · trixieFixed · Fixed:
1.9.3-1dsa · libytnef · debian · 13
2.1.2-1+b2· arm64 · trixieFixed · Fixed:
1.9.3-1dsa · libytnef · debian · 13
- [libytnef0-dev]Fixed
Source package: [libytnef]
Details (2)
2.1.2-1+b2· amd64 · trixieFixed · Fixed:
1.9.3-1dsa · libytnef · debian · 13
2.1.2-1+b2· arm64 · trixieFixed · Fixed:
1.9.3-1dsa · libytnef · debian · 13
- [ytnef-tools]Fixed
Source package: [libytnef]
Details (2)
2.1.2-1+b2· amd64 · trixieFixed · Fixed:
1.9.3-1dsa · libytnef · debian · 13
2.1.2-1+b2· arm64 · trixieFixed · Fixed:
1.9.3-1dsa · libytnef · debian · 13
Observed: