CVE-2021-33056

Belledonne Belle-sip before 4.5.20, as used in Linphone and other products, can crash via an invalid From header in a SIP message...

Design/Logic Flaw

Belledonne Belle-sip before 5.0.20 can crash applications such as Linphone via an invalid From header request URI without a parameter in an unauthenticated SIP message, a different issue than CVE-2021-33056...

Linphone SIP Stack Bug Could Let Attackers Remotely Crash Client Devices

Cybersecurity researchers on Tuesday disclosed details about a zero-click security vulnerability in the Linphone Session Initiation Protocol SIP stack that could be remotely exploited without any action from a victim to crash the SIP client and cause a denial-of-service DoS condition. Tracked as...

CVE-2021-33056

Belledonne Belle-sip before 4.5.20, as used in Linphone and other products, can crash via an invalid From header in a SIP message...

CVE-2021-33056

CVE-2021-33056 affects Belledonne Belle-sip before 4.5.20 (used in Linphone and other products). The issue is a crash caused by an invalid From header in a SIP message. Red Hat and other sources confirm the same description; no exploitation details are provided. Remediation: upgrade Belle-sip to ...