# CVE-2024-35190: asterisk: Update to Asterisk 18.26.4, addressing numerous security vulnerabilities accumulated since the long-stale 18.12.1 pac...

CVE-2024-35190 is fixed in 69 products on 1 platform, first by FEDORA-2026-80B21DEBE7, released April 11, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2024-35190
- Priority: Urgent
- CVSS: n/a (critical)
- EPSS: 0.0056
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 11, 2026

## Description

Update to Asterisk 18.26.4, addressing numerous security vulnerabilities accumulated since the long-stale 18.12.1 package. The following CVEs are fixed in this update:  - CVE-2022-26498 (fixed in 18.13.0): use-after-free in chan_ooh323 - CVE-2022-42705 (fixed in 18.15.0): use-after-free in res_pjsip_pubsub - CVE-2022-37325 (fixed in 18.15.1): crash in H323 channel via malformed IE - CVE-2023-37457 (fixed in 18.20.0): buffer overflow in PJSIP_HEADER function - CVE-2023-49294 (fixed in 18.20.1): arbitrary file read via AMI GetConfig - CVE-2023-49786 (fixed in 18.20.1): DTLS race condition causing DoS - CVE-2024-35190 (fixed in 18.23.1): unauthorized SIP requests matched as endpoint - CVE-2024-42365 (fixed in 18.24.2): Write=originate allows code execution - CVE-2024-42491 (fixed in 18.25.0): crash via malformed Contact/Record-Route URI - CVE-2025-49832 (fixed in 18.26.3): DoS/RCE in res_stir_shaken - CVE-2025-47779 (fixed in 18.26.2): identity forging via malformed From header - CVE-2025-1131  (fixed in 18.26.3): local privilege escalation via safe_asterisk - CVE-2025-54995 (fixed in 18.26.4): resource exhaustion via RTP port leak  Also fixes F44FailsToInstall for asterisk-snmp (BZ#2433748).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| 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 |

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Data as of 2026-11-10T01:44:33Z 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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