[ubuntu/focal-proposed] linux-lowlatency-hwe-5.15 5.15.0-33.34~20.04.1 (Accepted)
Andy Whitcroft
apw at canonical.com
Sat May 21 07:43:59 UTC 2022
linux-lowlatency-hwe-5.15 (5.15.0-33.34~20.04.1) focal; urgency=medium
* focal/linux-lowlatency-hwe-5.15: 5.15.0-33.34~20.04.1 -proposed tracker
(LP: #1974192)
* Packaging resync (LP: #1786013)
- debian/dkms-versions -- update from kernel-versions (main/master)
[ Ubuntu: 5.15.0-33.34 ]
* jammy/linux-lowlatency: 5.15.0-33.34 -proposed tracker (LP: #1973907)
* jammy/linux: 5.15.0-33.34 -proposed tracker (LP: #1973924)
* CVE-2022-29581
- net/sched: cls_u32: fix netns refcount changes in u32_change()
* ext4: limit length to bitmap_maxbytes (LP: #1972281)
- ext4: limit length to bitmap_maxbytes - blocksize in punch_hole
* Unprivileged users may use PTRACE_SEIZE to set PTRACE_O_SUSPEND_SECCOMP
option (LP: #1972740)
- ptrace: Check PTRACE_O_SUSPEND_SECCOMP permission on PTRACE_SEIZE
linux-lowlatency-hwe-5.15 (5.15.0-32.33~20.04.2) focal; urgency=medium
* focal/linux-lowlatency-hwe-5.15: 5.15.0-32.33~20.04.2 -proposed tracker
(LP: #1973600)
linux-lowlatency-hwe-5.15 (5.15.0-32.33~20.04.1) focal; urgency=medium
* focal/linux-lowlatency-hwe-5.15: 5.15.0-32.33~20.04.1 -proposed tracker
(LP: #1973179)
[ Ubuntu: 5.15.0-30.31 ]
* jammy/linux-lowlatency: 5.15.0-30.31 -proposed tracker (LP: #1971684)
* jammy/linux: 5.15.0-30.31 -proposed tracker (LP: #1971685)
* Packaging resync (LP: #1786013)
- [Packaging] update variants
- debian/dkms-versions -- update from kernel-versions (main/2022.04.18)
* Intel: enable x86 AMX (LP: #1967750)
- x86/extable: Tidy up redundant handler functions
- x86/extable: Get rid of redundant macros
- x86/mce: Deduplicate exception handling
- x86/mce: Get rid of stray semicolons
- x86/extable: Rework the exception table mechanics
- x86/extable: Provide EX_TYPE_DEFAULT_MCE_SAFE and EX_TYPE_FAULT_MCE_SAFE
- x86/copy_mc: Use EX_TYPE_DEFAULT_MCE_SAFE for exception fixups
- x86/fpu: Use EX_TYPE_FAULT_MCE_SAFE for exception fixups
- x86/extable: Remove EX_TYPE_FAULT from MCE safe fixups
- x86/fpu/signal: Clarify exception handling in restore_fpregs_from_user()
- x86/fpu/signal: Move header zeroing out of xsave_to_user_sigframe()
- x86/fpu/signal: Move xstate clearing out of copy_fpregs_to_sigframe()
- x86/fpu/signal: Change return type of copy_fpstate_to_sigframe() to boolean
- x86/fpu/signal: Change return type of copy_fpregs_to_sigframe() helpers to
boolean
- x86/signal: Change return type of restore_sigcontext() to boolean
- x86/fpu/signal: Change return type of fpu__restore_sig() to boolean
- x86/fpu/signal: Change return type of __fpu_restore_sig() to boolean
- x86/fpu/signal: Change return code of check_xstate_in_sigframe() to boolean
- x86/fpu/signal: Change return code of restore_fpregs_from_user() to boolean
- x86/fpu/signal: Fix missed conversion to correct boolean retval in
save_xstate_epilog()
- x86/fpu: Remove pointless argument from switch_fpu_finish()
- x86/fpu: Update stale comments
- x86/pkru: Remove useless include
- x86/fpu: Restrict xsaves()/xrstors() to independent states
- x86/fpu: Cleanup the on_boot_cpu clutter
- x86/fpu: Remove pointless memset in fpu_clone()
- x86/process: Clone FPU in copy_thread()
- x86/fpu: Do not inherit FPU context for kernel and IO worker threads
- x86/fpu: Cleanup xstate xcomp_bv initialization
- x86/fpu/xstate: Provide and use for_each_xfeature()
- x86/fpu/xstate: Mark all init only functions __init
- x86/fpu: Move KVMs FPU swapping to FPU core
- x86/fpu: Replace KVMs home brewed FPU copy from user
- x86/fpu: Rework copy_xstate_to_uabi_buf()
- x86/fpu: Mark fpu__init_prepare_fx_sw_frame() as __init
- x86/fpu: Move context switch and exit to user inlines into sched.h
- x86/fpu: Clean up CPU feature tests
- x86/fpu: Make os_xrstor_booting() private
- x86/fpu: Move os_xsave() and os_xrstor() to core
- x86/fpu: Move legacy ASM wrappers to core
- x86/fpu: Make WARN_ON_FPU() private
- x86/fpu: Move fpregs_restore_userregs() to core
- x86/fpu: Move mxcsr related code to core
- x86/fpu: Move fpstate functions to api.h
- x86/fpu: Remove internal.h dependency from fpu/signal.h
- x86/sev: Include fpu/xcr.h
- x86/fpu: Mop up the internal.h leftovers
- x86/fpu: Replace the includes of fpu/internal.h
- x86/fpu: Provide a proper function for ex_handler_fprestore()
- x86/fpu: Replace KVMs home brewed FPU copy to user
- x86/fpu: Provide struct fpstate
- x86/fpu: Convert fpstate_init() to struct fpstate
- x86/fpu: Convert restore_fpregs_from_fpstate() to struct fpstate
- x86/fpu: Replace KVMs xstate component clearing
- x86/KVM: Convert to fpstate
- x86/fpu: Convert tracing to fpstate
- x86/fpu/regset: Convert to fpstate
- x86/fpu/signal: Convert to fpstate
- x86/fpu/core: Convert to fpstate
- x86/math-emu: Convert to fpstate
- x86/fpu: Remove fpu::state
- x86/fpu: Do not leak fpstate pointer on fork
- x86/process: Move arch_thread_struct_whitelist() out of line
- x86/fpu: Add size and mask information to fpstate
- x86/fpu: Use fpstate::size
- x86/fpu/xstate: Use fpstate for os_xsave()
- x86/fpu/xstate: Use fpstate for xsave_to_user_sigframe()
- x86/fpu: Use fpstate in fpu_copy_kvm_uabi_to_fpstate()
- x86/fpu: Use fpstate in __copy_xstate_to_uabi_buf()
- x86/fpu/xstate: Use fpstate for copy_uabi_to_xstate()
- x86/fpu/signal: Use fpstate for size and features
- x86/fpu: Provide struct fpu_config
- x86/fpu: Cleanup fpu__init_system_xstate_size_legacy()
- x86/fpu/xstate: Cleanup size calculations
- x86/fpu: Move xstate size to fpu_*_cfg
- x86/fpu: Move xstate feature masks to fpu_*_cfg
- x86/fpu: Mop up xfeatures_mask_uabi()
- x86/fpu: Rework restore_regs_from_fpstate()
- x86/fpu/xstate: Move remaining xfeature helpers to core
- x86/fpu: Prepare for sanitizing KVM FPU code
- x86/fpu: Provide infrastructure for KVM FPU cleanup
- x86/kvm: Convert FPU handling to a single swap buffer
- x86/fpu: Remove old KVM FPU interface
- signal: Add an optional check for altstack size
- x86/signal: Implement sigaltstack size validation
- x86/fpu/xstate: Provide xstate_calculate_size()
- x86/fpu: Add members to struct fpu to cache permission information
- x86/fpu: Add fpu_state_config::legacy_features
- x86/arch_prctl: Add controls for dynamic XSTATE components
- x86/fpu: Add basic helpers for dynamically enabled features
- x86/signal: Use fpu::__state_user_size for sigalt stack validation
- x86/fpu/signal: Prepare for variable sigframe length
- x86/fpu: Prepare fpu_clone() for dynamically enabled features
- x86/fpu: Reset permission and fpstate on exec()
- x86/cpufeatures: Add eXtended Feature Disabling (XFD) feature bit
- x86/msr-index: Add MSRs for XFD
- x86/fpu: Add XFD state to fpstate
- x86/fpu: Add sanity checks for XFD
- x86/fpu: Update XFD state where required
- x86/fpu/xstate: Add XFD #NM handler
- x86/fpu/xstate: Add fpstate_realloc()/free()
- x86/fpu/xstate: Prepare XSAVE feature table for gaps in state component
numbers
- x86/fpu/amx: Define AMX state components and have it used for boot-time
checks
- x86/fpu: Calculate the default sizes independently
- x86/fpu: Add XFD handling for dynamic states
- x86/fpu/amx: Enable the AMX feature in 64-bit mode
- selftests/x86/amx: Add test cases for AMX state management
- selftests/x86/amx: Add context switch test
- Documentation/x86: Add documentation for using dynamic XSTATE features
- x86/fpu/signal: Initialize sw_bytes in save_xstate_epilog()
- signal: Skip the altstack update when not needed
- x86/cpufeatures: Put the AMX macros in the word 18 block
- x86/fpu/xstate: Fix the ARCH_REQ_XCOMP_PERM implementation
- selftests/x86/amx: Update the ARCH_REQ_XCOMP_PERM test
- [Config] updateconfigs after AMX patchset
[ Ubuntu: 5.15.0-27.28 ]
* jammy/linux-lowlatency: 5.15.0-27.28 -proposed tracker (LP: #1969459)
* jammy/linux: 5.15.0-27.28 -proposed tracker (LP: #1968954)
* jammy/linux: 5.15.0-26.27 -proposed tracker (LP: #1968850)
* CVE-2022-1016
- netfilter: nf_tables: initialize registers in nft_do_chain()
* CVE-2022-1015
- netfilter: nf_tables: validate registers coming from userspace.
* CVE-2022-26490
- nfc: st21nfca: Fix potential buffer overflows in EVT_TRANSACTION
* harden indirect calls against BHI attacks (LP: #1967579)
- objtool: Classify symbols
- objtool: Explicitly avoid self modifying code in .altinstr_replacement
- objtool: Shrink struct instruction
- objtool,x86: Replace alternatives with .retpoline_sites
- x86/retpoline: Remove unused replacement symbols
- x86/asm: Fix register order
- x86/asm: Fixup odd GEN-for-each-reg.h usage
- x86/retpoline: Move the retpoline thunk declarations to nospec-branch.h
- x86/retpoline: Create a retpoline thunk array
- x86/alternative: Implement .retpoline_sites support
- x86/alternative: Handle Jcc __x86_indirect_thunk_\reg
- x86/alternative: Try inline spectre_v2=retpoline,amd
- x86/alternative: Add debug prints to apply_retpolines()
- bpf,x86: Simplify computing label offsets
- bpf,x86: Respect X86_FEATURE_RETPOLINE*
Date: 2022-05-20 07:16:12.322887+00:00
Changed-By: Andrea Righi <andrea.righi at canonical.com>
Signed-By: Andy Whitcroft <apw at canonical.com>
https://launchpad.net/ubuntu/+source/linux-lowlatency-hwe-5.15/5.15.0-33.34~20.04.1
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