The search_make_new function in evdns.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (out-of-bounds read) via an empty hostname.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-libevent | Aug 30, 2017 | Mar 15, 2017 | |
| Centos_linux | — | centos-upgrade-firefoxcentos-upgrade-firefox-debuginfocentos-upgrade-thunderbirdcentos-upgrade-thunderbird-debuginfo | May 10, 2017 | Feb 15, 2017 |
| Debian | debian-upgrade-libevent | Feb 16, 2017 | Feb 15, 2017 | |
| Freebsd | freebsd-upgrade-package-libeventfreebsd-upgrade-package-libevent2freebsd-upgrade-package-linux-c6-libevent2freebsd-upgrade-package-linux-c7-libevent | Apr 20, 2017 | Apr 19, 2017 | |
| Gentoo Linux | gentoo-linux-upgrade-dev-libs-libeventgentoo-linux-upgrade-www-client-firefoxgentoo-linux-upgrade-www-client-firefox-bin | Oct 30, 2017 | Mar 15, 2017 | |
| Huawei Euleros 2_0_sp1 | huawei-euleros-2_0_sp1-upgrade-firefox | Nov 30, 2017 | Mar 15, 2017 | |
| Huawei Euleros 2_0_sp2 | huawei-euleros-2_0_sp2-upgrade-firefox | Nov 30, 2017 | Mar 15, 2017 | |
| Mfsa2017 10 | mozilla-firefox-upgrade-53_0 | Jul 12, 2018 | Mar 15, 2017 | |
| Mfsa2017 11 | mozilla-firefox-esr-upgrade-45_9 | Apr 28, 2017 | Mar 15, 2017 | |
| Mfsa2017 12 | mozilla-firefox-esr-upgrade-52_1 | Apr 28, 2017 | Mar 15, 2017 | |
| Mozilla Thunderbird | mozilla-thunderbird-upgrade-52_1 | May 2, 2017 | Mar 15, 2017 | |
| Oracle Solaris | oracle-solaris-11-3-upgrade-library-libevent-1-4-14-2-0-175-3-18-0-1-0 | May 29, 2017 | Mar 15, 2017 | |
| Oracle_linux | — | oracle-linux-upgrade-thunderbird | May 8, 2017 | Mar 3, 2016 |
| Redhat_linux | — | redhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginfo | May 2, 2017 | Feb 15, 2017 |
| Suse | — | suse-upgrade-libevent-1_4-2suse-upgrade-libevent-2_0-5suse-upgrade-libevent-devel | Jan 26, 2018 | Feb 15, 2017 |
| Ubuntu | ubuntu-upgrade-libevent-2-0-5ubuntu-upgrade-thunderbird | Mar 14, 2017 | Feb 15, 2017 | |
| Vmware Photon_os | vmware-photon_os_update_tdnf | Jan 20, 2025 | Mar 15, 2017 |
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