CVE catalog
CVE-2016-7409
dropbear: CVE-2016-7409
- Severity
- Low
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.49% · Oct 22, 2026
The dbclient and server in Dropbear SSH before 2016.74, when compiled with DEBUG_TRACE, allows local users to read process memory via the -v argument, related to a failed remote ident.
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 | dropbear | sid | 2026.94-1 | fixed |
| Debian | dropbear | forky | 2026.94-1 | fixed |
| Debian | dropbear | trixie | 2025.89-1~deb13u1 | fixed |
| Debian | dropbear | trixie-security | 2025.89-1~deb13u1 | fixed |
| Debian | dropbear | bookworm | 2022.83-1+deb12u3 | fixed |
| Ubuntu | dropbear | 16.04 | 2014.65-1ubuntu2 | vulnerable |
| Ubuntu | dropbear | 16.04 | 2015.68-1 | vulnerable |
| Ubuntu | dropbear | 16.04 | 2015.70-1 | vulnerable |
| Ubuntu | dropbear | 16.04 | 2015.71-1 | vulnerable |
| Ubuntu | dropbear | 16.04 | 2016.72-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | dropbear | source | sid | 2016.74-1 | unimportant | Not reported | Not reported |
| Debian | dropbear | source | forky | 2016.74-1 | unimportant | Not reported | Not reported |
| Debian | dropbear | source | trixie | 2016.74-1 | unimportant | Not reported | Not reported |
| Debian | dropbear | source | bookworm | 2016.74-1 | unimportant | Not reported | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [dropbear]Unknown
Details (2)
2022.83-1+deb12u3· all · bookwormFixed · Fixed:
2016.74-1dsa · dropbear · debian · bookworm; dsa · dropbear · debian · 12
2022.83-1+deb12u3· all · bookwormFixed · Fixed:
2016.74-1dsa · dropbear · debian · bookworm; dsa · dropbear · debian · 12
- [dropbear-bin]Unknown
Source package: [dropbear]
Details (2)
2022.83-1+deb12u3· amd64 · bookwormFixed · Fixed:
2016.74-1dsa · dropbear · debian · bookworm; dsa · dropbear · debian · 12
2022.83-1+deb12u3· arm64 · bookwormFixed · Fixed:
2016.74-1dsa · dropbear · debian · bookworm; dsa · dropbear · debian · 12
- [dropbear-initramfs]Unknown
Source package: [dropbear]
Details (2)
2022.83-1+deb12u3· all · bookwormFixed · Fixed:
2016.74-1dsa · dropbear · debian · bookworm; dsa · dropbear · debian · 12
2022.83-1+deb12u3· all · bookwormFixed · Fixed:
2016.74-1dsa · dropbear · debian · bookworm; dsa · dropbear · debian · 12
- [dropbear-run]Unknown
Source package: [dropbear]
Details (2)
2022.83-1+deb12u3· all · bookwormFixed · Fixed:
2016.74-1dsa · dropbear · debian · bookworm; dsa · dropbear · debian · 12
2022.83-1+deb12u3· all · bookwormFixed · Fixed:
2016.74-1dsa · dropbear · debian · bookworm; dsa · dropbear · debian · 12
[Debian 13 (Trixie)]
- [dropbear]Unknown
Details (4)
2025.89-1~deb13u1· all · trixieFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
2025.89-1~deb13u1· all · trixieFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
2025.89-1~deb13u1· all · trixie-securityFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
2025.89-1~deb13u1· all · trixie-securityFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
- [dropbear-bin]Unknown
Source package: [dropbear]
Details (4)
2025.89-1~deb13u1· amd64 · trixieFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
2025.89-1~deb13u1· arm64 · trixieFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
2025.89-1~deb13u1· amd64 · trixie-securityFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
2025.89-1~deb13u1· arm64 · trixie-securityFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
- [dropbear-initramfs]Unknown
Source package: [dropbear]
Details (4)
2025.89-1~deb13u1· all · trixieFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
2025.89-1~deb13u1· all · trixieFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
2025.89-1~deb13u1· all · trixie-securityFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
2025.89-1~deb13u1· all · trixie-securityFixed · Fixed:
2016.74-1dsa · dropbear · debian · 13
Observed: