libevent: Libevent: Denial of Service via integer conversion error in `evtag_unmarshal_header`
| Reporter | Title | Published | Views | Family All 36 |
|---|---|---|---|---|
 | The vulnerability of the evtag_unmarshal_header() function in the Libevent asynchronous event notification library allows a attacker to cause a service failure. | 26 Aug 202600:00 | – | bdu_fstec |
 | CVE-2026-63384 affecting package libevent for versions less than 2.1.13-1 | 2 Sep 202620:43 | – | cbl_mariner |
| CVE-2026-63384 affecting package mysql for versions less than 8.0.46-2 | 2 Sep 202620:43 | – | cbl_mariner |
| CVE-2026-63384 affecting package ntp for versions less than 4.2.8p17-3 | 2 Sep 202620:43 | – | cbl_mariner |
 | CVE-2026-63384 | 20 Aug 202617:53 | – | cve |
 | CVE-2026-63384 Libevent: `evtag_unmarshal_header()` decodes a wire `uint32` length into a signed `int` return value. | 20 Aug 202617:53 | – | cvelist |
 | CVE-2026-63384 | 20 Aug 202617:53 | – | debiancve |
 | EUVD-2026-63507 | 20 Aug 202617:53 | – | euvd |
 | Updated libevent packages fix security vulnerabilities | 24 Jul 202616:09 | – | mageia |
 | CVE-2026-63384 | 20 Aug 202618:16 | – | nvd |
10
| OS | OS Version | Architecture | Package | Package Version | Filename |
|---|---|---|---|---|---|
| Red Hat Hardened Images | any | aarch64 | libevent | 2.1.12-19.1.hum1 | libevent-2.1.12-19.1.hum1.aarch64.rpm |
| Red Hat Hardened Images | any | x86_64 | libevent | 2.1.12-19.1.hum1 | libevent-2.1.12-19.1.hum1.x86_64.rpm |
| Red Hat Hardened Images | any | noarch | libevent-doc | 2.1.12-19.1.hum1 | libevent-doc-2.1.12-19.1.hum1.noarch.rpm |
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02 Sep 2026 21:33Current
7.1High risk
Vulners AI Score7.1
CVSS 48.7
EPSS0.00384
SSVC