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.
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Status: PUBLISHED
Assigner: freebsd
Published:
Updated: 2024-08-04T09:25:49.113Z
Reserved: 2020-01-21T00:00:00
Link: CVE-2020-7461
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Status : Modified
Published: 2021-03-26T21:15:13.053
Modified: 2024-11-21T05:37:11.450
Link: CVE-2020-7461
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