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FreeBSD: VID-CA21F5E7-7228-11EB-8386-001999F8D30B (CVE-2021-26714): asterisk -- An unsuspecting user could crash Asterisk with multiple hold/unhold requests

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FreeBSD: VID-CA21F5E7-7228-11EB-8386-001999F8D30B (CVE-2021-26714): asterisk -- An unsuspecting user could crash Asterisk with multiple hold/unhold requests

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
02/11/2021
Created
02/23/2021
Added
02/19/2021
Modified
04/05/2021

Description

Details for this vulnerability have not been published by NIST at this point. Descriptions from software vendor advisories for this issue are provided below.

From VID-CA21F5E7-7228-11EB-8386-001999F8D30B:

The Asterisk project reports:

Due to a signedness comparison mismatch, an authenticated

WebRTC client could cause a stack overflow and Asterisk

crash by sending multiple hold/unhold requests in quick

succession.

Solution(s)

  • freebsd-upgrade-package-asterisk16
  • freebsd-upgrade-package-asterisk18

References

  • CVE-2021-26714

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