| Package | Affected versions | Patched versions |
|---|---|---|
| asterisk | = 12.0.0= 12.1.0= 12.2.0= 12.3.0= 12.4.0= 12.5.0 |
The res_pjsip_pubsub module in Asterisk Open Source 12.x before 12.5.1 allows remote authenticated users to cause a denial of service (crash) via crafted headers in a SIP SUBSCRIBE request for an event package.
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