CVE catalog

CVE-2016-4425

jansson: CVE-2016-4425

Severity: Medium
Published: May 13, 2016, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 1.89% · Oct 25, 2026

Jansson 2.7 and earlier allows context-dependent attackers to cause a denial of service (deep recursion, stack consumption, and crash) via crafted JSON data.

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	jansson	sid	`2.15.1-1`	fixed
Debian	jansson	forky	`2.15.1-1`	fixed
Debian	jansson	trixie	`2.14-2`	fixed
Debian	jansson	bookworm	`2.14-2`	fixed
Ubuntu	jansson	14.04	`2.4-1`	vulnerable
Ubuntu	jansson	14.04	`2.5-1`	vulnerable
Ubuntu	jansson	14.04	`2.5-1ubuntu1`	vulnerable
Ubuntu	jansson	14.04	`2.5-2`	vulnerable
Ubuntu	jansson	14.04	`2.5-2ubuntu0.1`	fixed
Ubuntu	jansson	16.04	`2.7-1ubuntu1`	vulnerable
Ubuntu	jansson	16.04	`2.7-3`	vulnerable
Ubuntu	jansson	16.04	`2.7-3ubuntu0.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	jansson	source	sid	`2.7-5`	not yet assigned	Not reported	[823238]
Debian	jansson	source	forky	`2.7-5`	not yet assigned	Not reported	[823238]
Debian	jansson	source	trixie	`2.7-5`	not yet assigned	Not reported	[823238]
Debian	jansson	source	bookworm	`2.7-5`	not yet assigned	Not reported	[823238]
Ubuntu	jansson	deb	14.04	`2.5-2ubuntu0.1`	Not reported	UBUNTU-CVE-2016-4425	Not reported
Ubuntu	jansson	deb	16.04	`2.7-3ubuntu0.1`	Not reported	UBUNTU-CVE-2016-4425	Not reported

[Debian bug #823238]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libjansson4]Fixed
Source package: [jansson]
Details (2)
- 2.14-2 · amd64 · bookworm
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · bookworm; dsa · jansson · debian · 12
- 2.14-2 · arm64 · bookworm
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · bookworm; dsa · jansson · debian · 12
[libjansson-dev]Fixed
Source package: [jansson]
Details (2)
- 2.14-2 · amd64 · bookworm
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · bookworm; dsa · jansson · debian · 12
- 2.14-2 · arm64 · bookworm
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · bookworm; dsa · jansson · debian · 12
[libjansson-doc]Fixed
Source package: [jansson]
Details (2)
- 2.14-2 · all · bookworm
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · bookworm; dsa · jansson · debian · 12
- 2.14-2 · all · bookworm
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · bookworm; dsa · jansson · debian · 12

[Debian 13 (Trixie)]

[libjansson4]Fixed
Source package: [jansson]
Details (2)
- 2.14-2+b3 · amd64 · trixie
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · 13
- 2.14-2+b3 · arm64 · trixie
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · 13
[libjansson-dev]Fixed
Source package: [jansson]
Details (2)
- 2.14-2+b3 · amd64 · trixie
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · 13
- 2.14-2+b3 · arm64 · trixie
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · 13
[libjansson-doc]Fixed
Source package: [jansson]
Details (2)
- 2.14-2 · all · trixie
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · 13
- 2.14-2 · all · trixie
  Fixed · Fixed: 2.7-5
  dsa · jansson · debian · 13

Observed: Oct 23, 2026, 5:21:23 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]