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Stack-based buffer overflow in the crypto_recv function in ntp_crypto.c in ntpd in NTP before 4.2.4p7 and 4.2.5 before 4.2.5p74, when OpenSSL and autokey are enabled, allows remote attackers to execute arbitrary code via a crafted packet containing an extension field.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade ntp | Dec 1, 2016 | May 19, 2009 |
| Debian | — | Upgrade ntp | Jul 30, 2024 | May 19, 2009 |
| Freebsd | — | Upgrade ntp | Dec 10, 2025 | May 20, 2009 |
| Gentoo Linux | — | Upgrade net-misc/ntp. | Oct 30, 2017 | May 19, 2009 |
| Hpux | — | Apply patch PHNE_39872 from HPApply patch PHNE_39873 from HPApply patch PHNE_39871 from HP | Aug 11, 2017 | May 19, 2009 |
| Ntp | — | Upgrade to the latest version of NTP | Feb 23, 2023 | May 19, 2009 |
| Oracle_linux | — | Upgrade ntp | Oct 16, 2024 | May 19, 2009 |
| Suse | — | Upgrade ntpUpgrade ntp-doc | Feb 17, 2015 | Jun 28, 2013 |
| Ubuntu | — | Upgrade ntpUpgrade ntp-server | Nov 8, 2024 | May 19, 2009 |
| Vmsa 2009 0016 5 Third Party Library Update | — | Upgrade VMware ESXi 4.0 to build number 208167Upgrade VMware ESXi 3.5 to build number 226117 | Sep 2, 2010 | May 19, 2009 |
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