vulnerability
Oracle Linux: CVE-2015-1853: ELSA-2015-2241: chrony security, bug fix, and enhancement update (MODERATE)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:L/Au:S/C:N/I:N/A:P) | Dec 9, 2019 | Oct 16, 2024 | Dec 3, 2025 |
Severity
4
CVSS
(AV:N/AC:L/Au:S/C:N/I:N/A:P)
Published
Dec 9, 2019
Added
Oct 16, 2024
Modified
Dec 3, 2025
Description
chrony before 1.31.1 does not properly protect state variables in authenticated symmetric NTP associations, which allows remote attackers with knowledge of NTP peering to cause a denial of service (inability to synchronize) via random timestamps in crafted NTP data packets.
Solution
oracle-linux-upgrade-chrony
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