# CVE-2022-26498: asterisk: An issue was discovered in Asterisk through 19.x

CVE-2022-26498 is fixed in 69 products on 1 platform, first by DEBIAN-CVE-2022-26498, released April 15, 2022. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2022-26498
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.1652
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 15, 2022

## Description

An issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it is possible to download files that are not certificates. These files could be much larger than what one would expect to download, leading to Resource Exhaustion. This is fixed in 16.25.2, 18.11.2, and 19.3.2.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | asterisk Debian 14 | 1:18.11.2~dfsg+~cs6.10.40431413-1 | [DEBIAN-CVE-2022-26498](https://patchblox.com/security/data/fix/linux/debian-cve-2022-26498.md) | Apr 15, 2022 |
| Linux | asterisk Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-ael Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-ael-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-alembic Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-alsa Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-alsa-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-calendar Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-calendar-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-corosync Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-corosync-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-curl Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-curl-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-dahdi Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-dahdi-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-debugsource Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-devel Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-fax Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-fax-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-festival Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-festival-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-hep Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-hep-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-iax2 Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-iax2-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-ldap Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-ldap-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-lua Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-lua-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-mgcp Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-mgcp-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-minivm Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-minivm-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-mobile Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-mobile-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-mwi-external Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-mwi-external-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-mysql Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-mysql-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-odbc Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-odbc-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-oss Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-oss-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-pjsip Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-pjsip-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-portaudio Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-portaudio-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-postgresql Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-postgresql-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-radius Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-radius-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-sip Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-sip-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-skinny Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-skinny-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-snmp Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-snmp-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-sqlite Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-sqlite-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-tds Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-tds-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-unistim Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-unistim-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-voicemail Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-voicemail-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-voicemail-odbc Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-voicemail-odbc-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-voicemail-plain Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |
| Linux | asterisk-voicemail-plain-debuginfo Fedora 43 | 18.26.4-1.fc43 | [FEDORA-2026-80B21DEBE7](https://patchblox.com/security/data/fix/linux/fedora-2026-80b21debe7.md) | Apr 11, 2026 |

---

Data as of 2026-11-08T19:12:23Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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