CVE-2024-56574 in Linux
Sumário
de VulDB • 14/06/2026
No kernel do Linux, a seguinte vulnerabilidade foi resolvida:
media: ts2020: corrige o erro de dereferência de ponteiro nulo (null-ptr-deref) em ts2020_probe()
O KASAN relatou um problema de null-ptr-deref ao executar o seguinte comando:
# echo ts2020 0x20 > /sys/bus/i2c/devices/i2c-0/new_device KASAN: null-ptr-deref no intervalo [0x0000000000000010-0x0000000000000017]
CPU: 53 UID: 0 PID: 970 Comm: systemd-udevd Não contaminado (Not tainted) 6.12.0-rc2+ #24 Nome do hardware: QEMU Standard PC (Q35 + ICH9, 2009) RIP: 0010:ts2020_probe+0xad/0xe10 [ts2020]
RSP: 0018:ffffc9000abbf598 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffffc0714809 RDX: 0000000000000002 RSI: ffff88811550be00 RDI: 0000000000000010 RBP: ffff888109868800 R08: 0000000000000001 R09: fffff52001577eb6 R10: 0000000000000000 R11: ffffc9000abbff50 R12: ffffffffc0714790 R13: 1ffff92001577eb8 R14: ffffffffc07190d0 R15: 0000000000000001 FS: 00007f95f13b98c0(0000) GS:ffff888149280000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555d2634b000 CR3: 0000000152236000 CR4: 00000000000006f0 DR0: 0000000000000000 DR1: 0000
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