CVE-2024-56646
CVSS 3.1 Score 5.5 of 10 (medium)
Details
Published Dec 27, 2024
Updated: Jan 6, 2025
CWE ID 476
Summary
CVE-2024-56646 is a vulnerability affecting the Linux kernel's ipv6 subsystem. This issue, discovered by sylzbot, causes a NULL dereference in the modify_prefix_route() function. The issue arises when a fib6_info entry lacks a fib6_table pointer, which can result in a general protection fault. This vulnerability can potentially lead to kernel crashes and system instability. The affected code is used in various netlink functions, including inet6_rtm_newaddr, netlink_unicast_kernel, and netlink_sendmsg.
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Affected Products
- Linux Kernel
Affected Vendors
- LINUX