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redhatcveRedhat.comRH:CVE-2023-52768
HistoryJun 12, 2024 - 12:28 a.m.

CVE-2023-52768

2024-06-1200:28:39
redhat.com
access.redhat.com
linux kernel
cve-2023-52768
wifi driver
memory issues
kasan
vmm_table
wilc struct
allocator error

6.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.6%

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: use vmm_table as array in wilc struct Enabling KASAN and running some iperf tests raises some memory issues with vmm_table: BUG: KASAN: slab-out-of-bounds in wilc_wlan_handle_txq+0x6ac/0xdb4 Write of size 4 at addr c3a61540 by task wlan0-tx/95 KASAN detects that we are writing data beyond range allocated to vmm_table. There is indeed a mismatch between the size passed to allocator in wilc_wlan_init, and the range of possible indexes used later: allocation size is missing a multiplication by sizeof(u32)

6.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.6%