Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, insufficient bounds checking in the `chan_ooh323` `Q.931` `information-element parser` permits an `out-of-bounds read` that may allow an unauthenticated attacker to crash Asterisk using carefully crafted `setup packets`. The `chan_ooh323` addon channel driver must be explicitly compiled and installed, which is not the default, and its port must be publicly reachable. This issue is fixed in Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3.
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Affected Vendors & Products
Advisories
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Fixes
Solution
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Workaround
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References
History
Mon, 26 Oct 2026 20:00:00 +0000
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-10-26T19:53:10.021Z
Reserved: 2026-06-24T01:47:55.286Z
Link: CVE-2026-57184
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Status : Received
Published: 2026-10-26T20:17:56.517
Modified: 2026-10-26T20:17:56.517
Link: CVE-2026-57184
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OpenCVE Enrichment
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Weaknesses