cbcvebase.
CVE-2025-37948
published 2025-05-20

CVE-2025-37948: In the Linux kernel, the following vulnerability has been resolved: arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs A malicious BPF program…

PriorityP418medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.18%
7.3th percentile
In the Linux kernel, the following vulnerability has been resolved: arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs A malicious BPF program may manipulate the branch history to influence what the hardware speculates will happen next. On exit from a BPF program, emit the BHB mititgation sequence. This is only applied for 'classic' cBPF programs that are loaded by seccomp.

Affected

35 ranges· showing 25
VendorProductVersion rangeFixed in
debiandebian_linux
debianlinux< linux 6.1.140-1 (bookworm)linux 6.1.140-1 (bookworm)
debianlinux-6.1< linux 6.1.140-1 (bookworm)linux 6.1.140-1 (bookworm)
linuxlinux
linuxlinux>= 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < c6a8735d841bcb7649734bb3a787bb174c67c0d8c6a8735d841bcb7649734bb3a787bb174c67c0d8
linuxlinux>= 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 993f63239c219696aef8887a4e7d3a16bf5a8ece993f63239c219696aef8887a4e7d3a16bf5a8ece
linuxlinux>= 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 8fe5c37b0e08a97cf0210bb75970e945aaaeebab8fe5c37b0e08a97cf0210bb75970e945aaaeebab
linuxlinux>= 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 42a20cf51011788f04cf2adbcd7681f02bdb6c2742a20cf51011788f04cf2adbcd7681f02bdb6c27
linuxlinux>= 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 38c345fd54afd9d6ed8d3fcddf3f6ea23887bf7838c345fd54afd9d6ed8d3fcddf3f6ea23887bf78
linuxlinux>= 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 852b8ae934b5cbdc62496fa56ce9969aa2edda7f852b8ae934b5cbdc62496fa56ce9969aa2edda7f
linuxlinux>= 0be7320a635c2e434e8b67e0e9474a85ceb421c4 < 0dfefc2ea2f29ced2416017d7e5b1253a54c27350dfefc2ea2f29ced2416017d7e5b1253a54c2735
linuxlinux_kernel< 5.10.2395.10.239
linuxlinux_kernel
linuxlinux_kernel>= 0 < 5.10.244-15.10.244-1
linuxlinux_kernel>= 0 < 6.1.140-16.1.140-1
linuxlinux_kernel>= 0 < 6.12.29-16.12.29-1
linuxlinux_kernel>= 0 < 6.12.29-16.12.29-1
linuxlinux_kernel>= 0 < 5.15.0-156.1665.15.0-156.166
linuxlinux_kernel>= 0 < 6.8.0-100.1006.8.0-100.100
linuxlinux_kernel>= 5.11 < 5.15.1865.15.186
linuxlinux_kernel>= 5.16 < 6.1.1396.1.139
linuxlinux_kernel>= 6.13 < 6.14.76.14.7
linuxlinux_kernel>= 6.2 < 6.6.916.6.91
linuxlinux_kernel>= 6.7 < 6.12.296.12.29
msrcazl3_kernel_6.6.85.1-4_on_azure_linux_3.0

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv7.8HIGH
vendor_ubuntu7.8HIGH
vendor_msrc7.0HIGH
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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