CVE-2022-48730 dma-buf: heaps: Fix potential spectre v1 gadget

In the Linux kernel, the following vulnerability has been resolved: dma-buf: heaps: Fix potential spectre v1 gadget It appears like nr could be a Spectre v1 gadget as it's supplied by a user and used as an array index. Prevent the contents of kernel memory from being leaked to userspace via...

CVE-2023-52746 xfrm/compat: prevent potential spectre v1 gadget in xfrm_xlate32_attr()

In the Linux kernel, the following vulnerability has been resolved: xfrm/compat: prevent potential spectre v1 gadget in xfrmxlate32attr int type = nlatypenla; if type XFRMAMAX return -EOPNOTSUPP; @type is then used as an array index and can be used as a Spectre v1 gadget. if nlalennla...

CVE-2023-52746

CVE-2023-52746 concerns a Spectre v1 gadget in the Linux kernel’s xfrm_xlate32_attr() path. The vulnerability arises from using the user-provided nla_type as an array index when type > XFRMA_MAX, potentially leaking kernel memory. The patch set introduces array_index_nospec() use to prevent sp...