Your submission was sent successfully! Close

You have successfully unsubscribed! Close

CVE-2023-39976

Published: 8 August 2023

log_blackbox.c in libqb before 2.0.8 allows a buffer overflow via long log messages because the header size is not considered.

Priority

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package	Release	Status
libqb Launchpad, Ubuntu, Debian	trusty	Not vulnerable
	xenial	Not vulnerable
	bionic	Not vulnerable
	focal	Not vulnerable
	jammy	Released (2.0.4-1ubuntu0.2)
	lunar	Released (2.0.6-2ubuntu0.1)
	upstream	Needs triage

Severity score breakdown

Parameter	Value
Base score	9.8
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Join the discussion

Canonical is offering Expanded Security Maintenance

Canonical is offering Ubuntu Expanded Security Maintenance (ESM) for security fixes and essential packages.

Find out more about ESM ›

Further reading