In FreeBSD 12.2-STABLE before r368250, 11.4-STABLE before r368253, 12.2-RELEASE before p1, 12.1-RELEASE before p11 and 11.4-RELEASE before p5 when processing a DNSSL option, rtsold(8) decodes domain name labels per an encoding specified in RFC 1035 in which the first octet of each label contains the label's length. rtsold(8) did not validate label lengths correctly and could overflow the destination buffer.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: freebsd

Published: 2021-03-29T19:53:57

Updated: 2024-08-04T15:33:05.760Z

Reserved: 2020-09-14T00:00:00

Link: CVE-2020-25583

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-03-29T20:15:12.953

Modified: 2021-06-03T19:11:41.417

Link: CVE-2020-25583

cve-icon Redhat

No data.