An issue was discovered in res_pjsip_t38.c in Sangoma Asterisk through 13.x and Certified Asterisk through 13.21-x. If it receives a re-invite initiating T.38 faxing and has a port of 0 and no c line in the SDP, a NULL pointer dereference and crash will occur. This is different from CVE-2019-18940.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2019-11-22T16:59:19

Updated: 2024-08-05T02:02:39.983Z

Reserved: 2019-11-14T00:00:00

Link: CVE-2019-18976

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2019-11-22T17:15:11.833

Modified: 2022-06-03T14:41:01.313

Link: CVE-2019-18976

cve-icon Redhat

No data.