CVE-2022-49336 Information

Description

In the Linux kernel the following vulnerability has been resolved:

drm/etnaviv: check for reaped mapping in etnaviv_iommu_unmap_gem

When the mapping is already reaped the unmap must be a no-op as we would otherwise try to remove the mapping twice corrupting the involved data structures.

Reference

https://git.kernel.org/stable/c/03bd455a79f69d97fee3e3b212ab754442f10e5c https://git.kernel.org/stable/c/19323b3671a85788569d15685c8f83a05ec48cbb https://git.kernel.org/stable/c/436cff507f2a41230baacc3e2ef1d3b2d2653f40 https://git.kernel.org/stable/c/461c0fdf9434188875da9f10cfc86065866bb797 https://git.kernel.org/stable/c/64f4edec081cb7c97c5e928529d0e1b0dbbffb83 https://git.kernel.org/stable/c/e168c25526cd0368af098095c2ded4a008007e1b