CVE-2020-7461 | BDVDB-2026-150984 Detail

Description#

In FreeBSD 12.1-STABLE before r365010, 11.4-STABLE before r365011, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, dhclient(8) fails to handle certain malformed input related to handling of DHCP option 119 resulting a heap overflow. The heap overflow could in principle be exploited to achieve remote code execution. The affected process runs with reduced privileges in a Capsicum sandbox, limiting the immediate impact of an exploit.

Impact#

Weaknesses#

References#

Exploit#

History#

1. Version 12021-03-26Record published in the CVE List.
2. Version 22024-08-04Most recent update recorded in the CVE List.