cbcvebase.
CVE-2025-37761
published 2025-05-01

CVE-2025-37761: In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fix an out-of-bounds shift when invalidating TLB When the size of the range…

PriorityP430high7.1CVSS 3.1
AVLACLPRLUINSUCHINAH
EPSS
0.18%
7.8th percentile
In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fix an out-of-bounds shift when invalidating TLB When the size of the range invalidated is larger than rounddown_pow_of_two(ULONG_MAX), The function macro roundup_pow_of_two(length) will hit an out-of-bounds shift [1]. Use a full TLB invalidation for such cases. v2: - Use a define for the range size limit over which we use a full TLB invalidation. (Lucas) - Use a better calculation of the limit. [1]: [ 39.202421] ------------[ cut here ]------------ [ 39.202657] UBSAN: shift-out-of-bounds in ./include/linux/log2.h:57:13 [ 39.202673] shift exponent 64 is too large for 64-bit type 'long unsigned int' [ 39.202688] CPU: 8 UID: 0 PID: 3129 Comm: xe_exec_system_ Tainted: G U 6.14.0+ #10 [ 39.202690] Tainted: [U]=USER [ 39.202690] Hardware name: ASUS System Product Name/PRIME B560M-A AC, BIOS 2001 02/01/2023 [ 39.202691] Call Trace: [ 39.202692] [ 39.202695] dump_stack_lvl+0x6e/0xa0 [ 39.202699] ubsan_epilogue+0x5/0x30 [ 39.202701] __ubsan_handle_shift_out_of_bounds.cold+0x61/0xe6 [ 39.202705] xe_gt_tlb_invalidation_range.cold+0x1d/0x3a [xe] [ 39.202800] ? find_held_lock+0x2b/0x80 [ 39.202803] ? mark_held_locks+0x40/0x70 [ 39.202806] xe_svm_invalidate+0x459/0x700 [xe] [ 39.202897] drm_gpusvm_notifier_invalidate+0x4d/0x70 [drm_gpusvm] [ 39.202900] __mmu_notifier_release+0x1f5/0x270 [ 39.202905] exit_mmap+0x40e/0x450 [ 39.202912] __mmput+0x45/0x110 [ 39.202914] exit_mm+0xc5/0x130 [ 39.202916] do_exit+0x21c/0x500 [ 39.202918] ? lockdep_hardirqs_on_prepare+0xdb/0x190 [ 39.202920] do_group_exit+0x36/0xa0 [ 39.202922] get_signal+0x8f8/0x900 [ 39.202926] arch_do_signal_or_restart+0x35/0x100 [ 39.202930] syscall_exit_to_user_mode+0x1fc/0x290 [ 39.202932] do_syscall_64+0xa1/0x180 [ 39.202934] ? do_user_addr_fault+0x59f/0x8a0 [ 39.202937] ? lock_release+0xd2/0x2a0 [ 39.202939] ? do_user_addr_fault+0x5a9/0x8a0 [ 39.202942] ? trace_hardirqs_off+0x4b/0xc0 [ 39.202944] ? clear_bhb_loop+0x25/0x80 [ 39.202946]

Affected

21 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 6.12.25-1 (forky)linux 6.12.25-1 (forky)
linuxlinux
linuxlinux>= 332dd0116c82a75df175a459fa69dda3f23491a7 < 28477f701b63922ff88e9fb13f5519c11cd48b8628477f701b63922ff88e9fb13f5519c11cd48b86
linuxlinux>= 332dd0116c82a75df175a459fa69dda3f23491a7 < e4715858f87b78ce58cfa03bbe140321edbbaf20e4715858f87b78ce58cfa03bbe140321edbbaf20
linuxlinux>= 332dd0116c82a75df175a459fa69dda3f23491a7 < 7bcfeddb36b77f9fe3b010bb0b282b7618420bba7bcfeddb36b77f9fe3b010bb0b282b7618420bba
linuxlinux_kernel
linuxlinux_kernel>= 0 < 6.12.25-16.12.25-1
linuxlinux_kernel>= 0 < 6.12.25-16.12.25-1
linuxlinux_kernel>= 0 < 6.8.0-100.1006.8.0-100.100
linuxlinux_kernel>= 0 < 6.14.0-22.226.14.0-22.22
linuxlinux_kernel>= 6.13 < 6.14.46.14.4
linuxlinux_kernel>= 6.8 < 6.12.256.12.25
ubuntulinux-aws
ubuntulinux-aws-6.8
ubuntulinux-gkeop
ubuntulinux-nvidia
ubuntulinux-nvidia-6.8
ubuntulinux-oracle
ubuntulinux-oracle-6.8
ubuntulinux-raspi-realtime
ubuntulinux-realtime

CVSS provenance

nvdv3.17.1HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
osv7.1HIGH
vendor_debian7.1LOW
vendor_redhat7.1HIGH
vendor_ubuntu3.2LOW
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