In the Linux kernel, the following vulnerability has been resolved: x86/ftrace: Relocate %rip-relative percpu refs in dynamic trampolines With CONFIG_CALL_DEPTH_TRACKING enabled on an x86 retbleed-…
High CVSS 8.1
Summary
In the Linux kernel, the following vulnerability has been resolved: x86/ftrace: Relocate %rip-relative percpu refs in dynamic trampolines With CONFIG_CALL_DEPTH_TRACKING enabled on an x86 retbleed-affected platform (eg: Skylake), with retbleed=stuff, registering a dynamic ftrace trampoline crashes on the first call into the traced function: BUG: unable to handle page fault for address: ffff88817ae18880 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present pa…
In-depth triage
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
Sources
- NVD DATABASE
Original Links
- https://git.kernel.org/stable/c/8093442a2d1d4b42b9340a86023ccb2afb30b93a Patch
- https://git.kernel.org/stable/c/9edff632ca216169846f8a63a5a3dc467e239c7a Patch
- https://git.kernel.org/stable/c/a17dc12bfed8868e6a86f3b45c16065a70641acb Patch
- https://git.kernel.org/stable/c/d59cc66b702757e3c5a711e78a38583eac0c2738 Patch
Timeline
- nvd_ingest NVD