An issue was discovered in Wind River VxWorks 7. The memory allocator has a possible integer overflow in calculating a memory block’s size to be allocated by calloc(). As a result, the actual memory allocated is smaller than the buffer size specified by the arguments, leading to memory corruption.
vxworks
CVE-2020-28895
In Wind River VxWorks, memory allocator has a possible overflow in calculating the memory block’s size to be allocated by calloc(). As a result, the actual memory allocated is smaller than the buffer size specified by the arguments, leading to memory corruption.
CVE-2019-12259
Wind River VxWorks 6.6, 6.7, 6.8, 6.9 and vx7 has an array index error in the IGMPv3 client component. There is an IPNET security vulnerability: DoS via NULL dereference in IGMP parsing.
CVE-2019-12265
Wind River VxWorks 6.5, 6.6, 6.7, 6.8, 6.9.3 and 6.9.4 has a Memory Leak in the IGMPv3 client component. There is an IPNET security vulnerability: IGMP Information leak via IGMPv3 specific membership report.
CVE-2019-12264
Wind River VxWorks 6.6, 6.7, 6.8, 6.9.3, 6.9.4, and Vx7 has Incorrect Access Control in IPv4 assignment by the ipdhcpc DHCP client component.
CVE-2019-12263
Wind River VxWorks 6.9.4 and vx7 has a Buffer Overflow in the TCP component (issue 4 of 4). There is an IPNET security vulnerability: TCP Urgent Pointer state confusion due to race condition.