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nvd416baaa9-dc9f-4396-8d5f-8c081fb06d67NVD:CVE-2024-44997
HistorySep 04, 2024 - 8:15 p.m.

CVE-2024-44997

2024-09-0420:15:08
CWE-416
416baaa9-dc9f-4396-8d5f-8c081fb06d67
web.nvd.nist.gov
5
linux kernel
net: ethernet
mtk_wed
vulnerability
resolved

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%

In the Linux kernel, the following vulnerability has been resolved:

net: ethernet: mtk_wed: fix use-after-free panic in mtk_wed_setup_tc_block_cb()

When there are multiple ap interfaces on one band and with WED on,
turning the interface down will cause a kernel panic on MT798X.

Previously, cb_priv was freed in mtk_wed_setup_tc_block() without
marking NULL,and mtk_wed_setup_tc_block_cb() didn’t check the value, too.

Assign NULL after free cb_priv in mtk_wed_setup_tc_block() and check NULL
in mtk_wed_setup_tc_block_cb().


Unable to handle kernel paging request at virtual address 0072460bca32b4f5
Call trace:
mtk_wed_setup_tc_block_cb+0x4/0x38
0xffffffc0794084bc
tcf_block_playback_offloads+0x70/0x1e8
tcf_block_unbind+0x6c/0xc8

Affected configurations

Nvd
Node
linuxlinux_kernelRange6.26.6.48
OR
linuxlinux_kernelRange6.76.10.7
OR
linuxlinux_kernelMatch6.11rc1
OR
linuxlinux_kernelMatch6.11rc2
OR
linuxlinux_kernelMatch6.11rc3
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel6.11cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*
linuxlinux_kernel6.11cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*
linuxlinux_kernel6.11cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0

Percentile

5.1%