dhcpcd parse_option() DoS

The vulnerability of the parseoption function in the DHCP server dhcpcd is related to the use of pointers. Exploiting this vulnerability could allow an attacker to trigger a service failure...

CVE-2025-70102

A flaw was found in dhcpcd. A specially crafted configuration input may cause the parseoption function to dereference a NULL pointer while processing malformed option data. This issue may result in application termination and a denial of service condition. Mitigation Red Hat is not aware of a...

CVE-2025-70102

A NULL pointer dereference occurs in Roy Marples NetworkConfiguration/dhcpcd 10.3.0 while parsing configuration options. In parseoption src/if-options.c:1886, the code performs a member access on a NULL pointer of type 'struct dhcpopt' when an unexpected/invalid option token or parsing state caus...

CVE-2025-70102: NULL Pointer Dereference

A NULL pointer dereference occurs in Roy Marples NetworkConfiguration/dhcpcd 10.3.0 while parsing configuration options. In parseoption src/if-options.c:1886, the code performs a member access on a NULL pointer of type 'struct dhcpopt' when an unexpected/invalid option token or parsing state caus...

CVE-2025-70102

A NULL pointer dereference occurs in Roy Marples NetworkConfiguration/dhcpcd 10.3.0 while parsing configuration options. In parseoption src/if-options.c:1886, the code performs a member access on a NULL pointer of type 'struct dhcpopt' when an unexpected/invalid option token or parsing state caus...

PT-2025-55506

Уязвимость функции parse option файла if-options.c DHCP-сервера dhcpcd связана с разыменованием указателя. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании...

CVE-2024-45775

A flaw was found in grub2 where the grubextcmddispatcher function calls grubarglistalloc to allocate memory for the grub's argument list. However, it fails to check in case the memory allocation fails. Once the allocation fails, a NULL point will be processed by the parseoption function, leading...