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CVE-2019-18976

Status Candidate

Overview

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.

Related Files

Asterisk Project Security Advisory - AST-2019-008: Posted Nov 21, 2019; Authored by Ben Ford, Salah Ahmed | Site asterisk.org; Asterisk Project Security Advisory - If Asterisk receives a re-invite initiating T.38 faxing and has a port of 0 and no c line in the SDP, a crash will occur.; tags | advisory; advisories | CVE-2019-18976; SHA-256 | 01b4f0b91afa8ead00f323fea3922b3d1fb27aa6ab6e1d11f3fb55cdeac8d9c1; Download | Favorite | View

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CVE-2019-18976

Overview

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December 2024

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