CVE-2025-38581 in Linux
Sumário
de VulDB • 11/07/2026
No kernel do Linux, a seguinte vulnerabilidade foi corrigida:
crypto: ccp - Corrige falha ao reassociar o dispositivo ccp para ccp.ko
Quando CONFIG_CRYPTO_DEV_CCP_DEBUGFS está habilitado, a reassociação do dispositivo ccp causa a seguinte falha:
$ echo '0000:0a:00.2' > /sys/bus/pci/drivers/ccp/unbind $ echo '0000:0a:00.2' > /sys/bus/pci/drivers/ccp/bind
[ 204.976930] BUG: kernel NULL pointer dereference, address: 0000000000000098
[ 204.978026] #PF: supervisor write access in kernel mode
[ 204.979126] #PF: error_code(0x0002) - not-present page
[ 204.980226] PGD 0 P4D 0
[ 204.981317] Oops: Oops: 0002 [#1] SMP NOPTI
... [ 204.997852] Call Trace:
[ 204.999074] <TASK>
[ 205.000297] start_creating+0x9f/0x1c0
[ 205.001533] debugfs_create_dir+0x1f/0x170
[ 205.002769] ? srso_return_thunk+0x5
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