UBUNTU-CVE-2026-106972
Dashboard / Vulnerabilities / UBUNTU-CVE-2026-106972
Summary:
Details: Uncontrolled recursion in MessagePack\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input.
References: https://ubuntu.com/security/CVE-2026-106972, https://www.cve.org/CVERecord?id=CVE-2026-106972, https://github.com/diptendukar/security-advisories/blob/main/CVE-2026-106972.md, https://github.com/rybakit/msgpack.php, https://github.com/rybakit/msgpack.php/releases/tag/v0.11.0
Affected packages
Package
Name: msgpack
Purl: pkg:deb/ubuntu/msgpack?arch=source&distro=xenial
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
0.5.7-3ubuntu1
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
