vulnerability

Alpine Linux: CVE-2021-26713: Out-of-bounds Write

Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:N/A:P)
Published
02/19/2021
Added
03/26/2024
Modified
10/02/2024

Description

A stack-based buffer overflow in res_rtp_asterisk.c in Sangoma Asterisk before 16.16.1, 17.x before 17.9.2, and 18.x before 18.2.1 and Certified Asterisk before 16.8-cert6 allows an authenticated WebRTC client to cause an Asterisk crash by sending multiple hold/unhold requests in quick succession. This is caused by a signedness comparison mismatch.

Solution

alpine-linux-upgrade-asterisk
Title
NEW

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