Threats tagged 'ghsa-2wrv-52xx-6xxv'

A concurrency vulnerability in the Linux kernel's HFS+ filesystem code was fixed by ensuring proper reference counting of bnodes during concurrent sync() and link() operations. The issue involved missing calls to hfs_bnode_get() when reusing a newly created bnode, causing incorrect reference counts and potential kernel BUGs. This flaw could lead to kernel crashes due to improper handling of bnode reference counts in multi-threaded scenarios.